DoctorsProofNPPES directory · verify at state boards

Doctors in Walnut Creek, CA

1225 physicians listed in the NPPES public registry. Page 15 of 21.

NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.

Verify a license at the Medical Board of California

Dr. Joseph Rose, MD

Obstetrics & Gynecology

18 yrs NPPES
NPI 1245492925
112 LA CASA VIA STE 300, Walnut Creek, CA 94598(925) 239-0012
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $357.05 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$357.05

Total received

24

Transactions

7

Paying companies

Top paying companies

AbbVie Inc.$140.08
Pfizer Inc.$76.40
Mayne Pharma Commercial LLC$55.34
Intuitive Surgical, Inc.$32.50
Exact Sciences Corporation$28.44
Evofem Biosciences, Inc.$15.78

Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 85th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.

Payments to Joseph Rose do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Eugenia Kang, MD

Surgery

18 yrs NPPES
NPI 1124280672
130 LA CASA VIA # 3-211, Walnut Creek, CA 94598(925) 933-0984
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,041 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$2,041

Total received

8

Transactions

3

Paying companies

Top paying companies

Intuitive Surgical, Inc.$1,899
Smith+Nephew, Inc.$121.87
Ethicon Inc.$20.21

Among the 39,537 surgery doctors we've analyzed, about 52% received any industry payment (median $305 among those who did). This doctor's total ranks around the 88th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US surgery doctors.

Payments to Eugenia Kang do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Mira Lim, MD

Ophthalmology

18 yrs NPPES
NPI 1194987628
365 LENNON LN, STE 210, Walnut Creek, CA 94598(925) 947-0888
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $504.64 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$504.64

Total received

17

Transactions

12

Paying companies

Top paying companies

Alcon Vision LLC$139.67
Glaukos Corporation$75.67
Johnson & Johnson Surgical Vision, Inc.$46.92
Mallinckrodt Hospital Products Inc.$45.77
AbbVie Inc.$34.95
Oyster Point Pharma, Inc.$30.39

Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total ranks around the 76th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.

Payments to Mira Lim do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Bibanjeet Virk, MD

Internal Medicine

18 yrs NPPES
NPI 1578725610
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Young Sin Lin, MD

Internal Medicine

18 yrs NPPES
NPI 1457514176
2175 N CALIFORNIA BLVD STE 425, Walnut Creek, CA 94596(415) 443-2564
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Azita Chehresa, MD

Family Medicine

18 yrs NPPES
NPI 1659534204
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 939-1220
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $313.81 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$313.81

Total received

14

Transactions

5

Paying companies

Top paying companies

Lilly USA, LLC$129.12
Exact Sciences Corporation$63.14
Dynavax Technologies Corporation$53.15
Merck Sharp & Dohme LLC$47.07
Pfizer Inc.$21.33

Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 88th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US family medicine doctors.

Payments to Azita Chehresa do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Sricharitha Krishnamoorthy, MD

Family Medicine

18 yrs NPPES
NPI 1285897454
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Rishi Sharma, MD

Internal Medicine

18 yrs NPPES
NPI 1992969281
2637 SHADELANDS DR, Walnut Creek, CA 94598(925) 932-6330
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $548.37 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$548.37

Total received

19

Transactions

8

Paying companies

Top paying companies

AbbVie Inc.$343.22
Janssen Biotech, Inc.$83.67
Boston Scientific Corporation$29.72
Salix Pharmaceuticals, a division of Bausch Health US, LLC$20.38
Braintree Laboratories, Inc.$19.24
Takeda Pharmaceuticals U.S.A., Inc.$17.61

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 89th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Rishi Sharma do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Damon Ng, MD

Orthopaedic Surgery

18 yrs NPPES
NPI 1538324140
1425 S MAIN ST, Walnut Creek, CA 94596(209) 689-8008
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Vivien Nguyen, MD

Pediatrics

18 yrs NPPES
NPI 1154586659
106 LA CASA VIA STE 100, Walnut Creek, CA 94598(650) 497-8000
NPPES public registry
CMS Open Payments· $192.40 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$192.40

Total received

4

Transactions

1

Paying companies

Top paying companies

ACADIA Pharmaceuticals Inc$192.40

Among the 84,711 pediatrics doctors we've analyzed, about 29% received any industry payment (median $101 among those who did). This doctor's total is higher than 91% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.

Payments to Vivien Nguyen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Perkin Shiu, MD

Cardiovascular Disease

18 yrs NPPES
NPI 1134375272
1450 TREAT BLVD, SUITE 220B, Walnut Creek, CA 94597(925) 937-1770
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $24,209 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$24,209

Total received

139

Transactions

25

Paying companies

Top paying companies

Impulse Dynamics (USA) Inc.$14,787
E.R. Squibb & Sons, L.L.C.$5,008
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$1,681
BIOTRONIK INC.$802.16
NOVARTIS PHARMACEUTICALS CORPORATION$341.93
Boston Scientific Corporation$304.88

Among the 26,323 cardiovascular disease doctors we've analyzed, about 66% received any industry payment (median $653 among those who did). This doctor's total is higher than 94% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.

Payments to Perkin Shiu do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Samee Shahzada, MD

Psychiatry

18 yrs NPPES
NPI 1831345784
3238 INVERNESS DR, Walnut Creek, CA 94598(408) 455-7173
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Patrick Ryan, MD

Diagnostic Radiology

18 yrs NPPES
NPI 1760638118
2125 OAK GROVE RD STE 200, Walnut Creek, CA 94598(310) 619-5106
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Genevieve Palmer, MD

Pediatrics

18 yrs NPPES
NPI 1629224175
1844 SAN MIGUEL DR STE 310, Walnut Creek, CA 94596(925) 937-6000
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Angela Landfair, MD

Plastic Surgery

18 yrs NPPES
NPI 1043466410
1425 S MAIN ST FL 3, Walnut Creek, CA 94596(925) 295-5885
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Syed Mustafa, MD

Internal Medicine

18 yrs NPPES
NPI 1972750123
1299 NEWELL HILL PL STE 100, Walnut Creek, CA 94596(925) 938-8082
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Melissa Lehmer, MD

Neurology

18 yrs NPPES
NPI 1699922252
575 LENNON LN STE 152, Walnut Creek, CA 94598(925) 602-7060
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $287.90 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$287.90

Total received

12

Transactions

8

Paying companies

Top paying companies

Lilly USA, LLC$70.03
ARGENX US, INC.$66.81
TG THERAPEUTICS, INC.$47.25
AbbVie Inc.$32.25
Genentech USA, Inc.$19.75
Avion Pharmaceuticals$19.03

Among the 22,669 neurology doctors we've analyzed, about 51% received any industry payment (median $640 among those who did). This doctor's total ranks around the 69th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US neurology doctors.

Payments to Melissa Lehmer do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Edward Lin, MD

Emergency Medicine

18 yrs NPPES
NPI 1629226337
1450 TREAT BLVD, SUITE 160, Walnut Creek, CA 94597(925) 296-9000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Ma Theresa Egasani-Elises, MD

Family Medicine

18 yrs NPPES
NPI 1992954465
1450 TREAT BLVD, STE 160, Walnut Creek, CA 94597(925) 296-9000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,611 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$2,611

Total received

125

Transactions

29

Paying companies

Top paying companies

Lilly USA, LLC$348.20
Novo Nordisk Inc$294.28
Amgen Inc.$251.84
Bayer HealthCare Pharmaceuticals Inc.$235.69
Otsuka America Pharmaceutical, Inc.$193.68
Boehringer Ingelheim Pharmaceuticals, Inc.$147.24

Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total is higher than 98% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US family medicine doctors.

Payments to Ma Theresa Egasani-Elises do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Belma Sadikovic, MD

Neurology

18 yrs NPPES
NPI 1841449543
2815 MITCHELL DR STE 106, Walnut Creek, CA 94598(925) 222-5252
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $945.70 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$945.70

Total received

49

Transactions

9

Paying companies

Top paying companies

Teva Pharmaceuticals USA, Inc.$357.56
Pfizer Inc.$148.57
Boston Scientific Corporation$115.26
AbbVie Inc.$109.19
Amneal Pharmaceuticals LLC$90.46
Amgen Inc.$48.18

Among the 22,669 neurology doctors we've analyzed, about 51% received any industry payment (median $640 among those who did). This doctor's total ranks around the 77th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US neurology doctors.

Payments to Belma Sadikovic do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Maria Emma Castro Lacouture, MD

Psychiatry

18 yrs NPPES
NPI 1043469687
2970 CAMINO DIABLO STE 300, Walnut Creek, CA 94597(925) 282-1778
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Vincent Wong, MD

Diagnostic Radiology

18 yrs NPPES
NPI 1366691099
2125 OAK GROVE RD, SUITE 200, Walnut Creek, CA 94598(925) 296-7150
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Paru Chaudhari, MD

Dermatology

18 yrs NPPES
NPI 1811148224
120 LA CASA VIA STE 101, Walnut Creek, CA 94598(925) 722-6500
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $606.21 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$606.21

Total received

25

Transactions

11

Paying companies

Top paying companies

Incyte Corporation$125.00
Lilly USA, LLC$89.53
Regeneron Healthcare Solutions, Inc.$70.11
Dermavant Sciences, Inc.$60.12
E.R. Squibb & Sons, L.L.C.$54.58
Arcutis Biotherapeutics, Inc.$46.07

Among the 16,166 dermatology doctors we've analyzed, about 64% received any industry payment (median $642 among those who did). This doctor's total ranks around the 67th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US dermatology doctors.

Payments to Paru Chaudhari do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Richard Hong, MD

Diagnostic Radiology

18 yrs NPPES
NPI 1487805362
2125 OAK GROVE RD, SUITE 200, Walnut Creek, CA 94598(925) 296-7150
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $527.62 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$527.62

Total received

13

Transactions

4

Paying companies

Top paying companies

Boston Scientific Corporation$338.46
Progenics Pharmaceuticals, Inc.$100.32
Penumbra, Inc.$63.22
CORDIS US CORP.$25.62

Among the 45,487 diagnostic radiology doctors we've analyzed, about 22% received any industry payment (median $144 among those who did). This doctor's total is higher than 94% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US diagnostic radiology doctors.

Payments to Richard Hong do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Negar Salehomoum, MD

Surgery

18 yrs NPPES
NPI 1013169911
365 LENNON LN STE 290, Walnut Creek, CA 94598(925) 274-9000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $596.32 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$596.32

Total received

11

Transactions

8

Paying companies

Top paying companies

Kerecis Limited$298.10
Coloplast Corp$73.60
Baxter Healthcare$67.53
Integra LifeSciences Corporation$52.17
Davol Inc.$46.34
La Jolla Pharmaceutical Company$26.82

Among the 39,537 surgery doctors we've analyzed, about 52% received any industry payment (median $305 among those who did). This doctor's total ranks around the 80th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US surgery doctors.

Payments to Negar Salehomoum do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Pedram Taher, MD

Internal Medicine

18 yrs NPPES
NPI 1669625125
1210 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 933-1210
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $607.84 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$607.84

Total received

27

Transactions

13

Paying companies

Top paying companies

Otsuka America Pharmaceutical, Inc.$259.87
Sumitomo Pharma America, Inc.$54.54
E.R. Squibb & Sons, L.L.C.$49.47
Pfizer Inc.$48.62
Kyowa Kirin, Inc.$28.26
Almatica Pharma LLC$28.15

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 89th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Pedram Taher do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Gonzalo Obnial, MD

Surgery

18 yrs NPPES
NPI 1497909931
2637 SHADELANDS DR, Walnut Creek, CA 94598(925) 932-6330
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $854.02 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$854.02

Total received

16

Transactions

7

Paying companies

Top paying companies

Medtronic, Inc.$525.71
Boston Scientific Corporation$117.22
Philips North America LLC$108.03
AbbVie Inc.$33.33
Abbott Laboratories$24.91
Siemens Medical Solutions USA, Inc.$22.68

Among the 39,537 surgery doctors we've analyzed, about 52% received any industry payment (median $305 among those who did). This doctor's total ranks around the 82th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US surgery doctors.

Payments to Gonzalo Obnial do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Preet Bhambra, DO

Internal Medicine

18 yrs NPPES
NPI 1598919839
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Ileana Boitor, MD

Psychiatry

18 yrs NPPES
NPI 1245485242
25 LOS BANOS CT, Walnut Creek, CA 94598(310) 293-6171
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Robert Lowe, MD

Ophthalmology

18 yrs NPPES
NPI 1922253491
320 LENNON LN, Walnut Creek, CA 94598(925) 906-2010
NPPES public registry
CMS Open Payments· $120.34 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$120.34

Total received

2

Transactions

2

Paying companies

Top paying companies

Mallinckrodt Hospital Products Inc.$60.22
Regeneron Pharmaceuticals, Inc.$60.12

Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total ranks around the 54th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.

Payments to Robert Lowe do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Melissa Owens, MD

Obstetrics & Gynecology

18 yrs NPPES
NPI 1568607414
1450 TREAT BLVD # 200, Walnut Creek, CA 94597(925) 254-9842
NPPES public registry
CMS Open Payments· $34.04 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$34.04

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$34.04

Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 61th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.

Payments to Melissa Owens do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Irina Kolomey, DO

Internal Medicine

18 yrs NPPES
NPI 1104062173
1804 SAN MIGUEL DR, Walnut Creek, CA 94596(925) 363-3395
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $148.18 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$148.18

Total received

2

Transactions

2

Paying companies

Top paying companies

Novo Nordisk Inc$120.40
Avanos Medical$27.78

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 79th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Irina Kolomey do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Anita Chiu, MD

Surgery

18 yrs NPPES
NPI 1740426618
1425 S MAIN ST, DEPARTMENT OF GENERAL SURGERY, Walnut Creek, CA 94596(925) 295-4110
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Christian Balzer, MD

Internal Medicine

17 yrs NPPES
NPI 1518104892
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Helen Stacey, MD

Internal Medicine

17 yrs NPPES
NPI 1821235425
2255 YGNACIO VALLEY RD, SUITE A, Walnut Creek, CA 94598(925) 937-9984
NPPES public registry
CMS Open Payments· $4,545,447 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$4,545,447

Total received

320

Transactions

11

Paying companies

Top paying companies

Pfizer Inc.$2,237,494
Merck Sharp & Dohme LLC$1,021,802
Bavarian Nordic A/S$395,178
Eli Lilly and Company$293,301
BioNTech SE$269,550
Janssen Research & Development, LLC$156,728

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 100% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Helen Stacey do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Simrita Singh, MD

Psychiatry

17 yrs NPPES
NPI 1326286543
201 N CIVIC DR STE 183, Walnut Creek, CA 94596(925) 299-9033
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Judith Davis, MD

Psychiatry

17 yrs NPPES
NPI 1740428358
1450 CREEKSIDE DR, #36, Walnut Creek, CA 94596(925) 705-5191
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Viktoriya Sharp, MD

Internal Medicine

17 yrs NPPES
NPI 1235378472
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Cecil Chang, MD

Pediatrics

17 yrs NPPES
NPI 1215178728
3050 CITRUS CIR, #110, Walnut Creek, CA 94598(925) 284-7873
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Hai Tran, MD

Anesthesiology

17 yrs NPPES
NPI 1124269675
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(925) 939-3000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $16.58 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$16.58

Total received

1

Transactions

1

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$16.58

Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total ranks around the 73th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US anesthesiology doctors.

Payments to Hai Tran do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Aaron Hochberg, MD

Diagnostic Radiology

17 yrs NPPES
NPI 1639310055
1425 S MAIN ST, Walnut Creek, CA 94596(203) 994-9472
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Roger Goldberg, MD

Ophthalmology

17 yrs NPPES
NPI 1184866584
365 LENNON LN STE 250, Walnut Creek, CA 94598(925) 943-6800
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,341,068 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,341,068

Total received

362

Transactions

20

Paying companies

Top paying companies

Roche TCRC, Inc.$718,519
Genentech, Inc.$259,942
Apellis Pharmaceuticals, Inc.$134,758
Janssen Research & Development, LLC$64,555
EyePoint US, Inc.$63,621
Biogen, Inc.$23,346

Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total is higher than 100% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.

Payments to Roger Goldberg do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Wendy Wong, MD

Orthopaedic Surgery

17 yrs NPPES
NPI 1356584007
2405 SHADELANDS DR STE 300, Walnut Creek, CA 94598(925) 939-8585
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $5,340 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$5,340

Total received

27

Transactions

7

Paying companies

Top paying companies

Zimmer Biomet Holdings, Inc.$3,186
Medical Device Business Services, Inc.$1,694
Medacta USA, Inc.$259.37
DePuy Synthes Sales Inc.$106.24
Stryker Corporation$52.40
Fidia Pharma USA Inc.$27.79

Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 among those who did). This doctor's total ranks around the 88th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US orthopaedic surgery doctors.

Payments to Wendy Wong do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Stephanie Phalip, MD

Internal Medicine

17 yrs NPPES
NPI 1497998595
2337 OAK GROVE RD, Walnut Creek, CA 94598(925) 230-2386
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Courtney Takahashi, MD

Neurology

17 yrs NPPES
NPI 1649414681
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(808) 203-8671
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $16.12 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$16.12

Total received

1

Transactions

1

Paying companies

Top paying companies

Janssen Scientific Affairs, LLC$16.12

Among the 22,669 neurology doctors we've analyzed, about 51% received any industry payment (median $640 among those who did). This doctor's total ranks around the 50th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US neurology doctors.

Payments to Courtney Takahashi do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Nathan Nguyen, MD

Internal Medicine

17 yrs NPPES
NPI 1861636615
1425 S MAIN ST, MEDICAL OFFICE BUILDING 1ST FLOOR, Walnut Creek, CA 94596(925) 295-4050
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $24.30 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$24.30

Total received

1

Transactions

1

Paying companies

Top paying companies

Zimvie Inc.$24.30

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 68th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Nathan Nguyen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jorge Aguilar, MD

Anesthesiology

17 yrs NPPES
NPI 1275777641
2175 N CALIFORNIA BLVD STE 425, Walnut Creek, CA 94596(925) 543-0140
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $43.32 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$43.32

Total received

2

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$43.32

Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total ranks around the 83th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US anesthesiology doctors.

Payments to Jorge Aguilar do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Megha Ambati, MD

Internal Medicine

17 yrs NPPES
NPI 1083849111
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3312
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Grace Talento, MD

Family Medicine

17 yrs NPPES
NPI 1831324656
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Pei Casas, MD

Family Medicine

17 yrs NPPES
NPI 1922234236
320 LENNON LN, Walnut Creek, CA 94598(925) 906-2327
NPPES public registry
CMS Open Payments· $31.05 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$31.05

Total received

1

Transactions

1

Paying companies

Top paying companies

Dexcom, Inc.$31.05

Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 72th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US family medicine doctors.

Payments to Pei Casas do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Oliver Lin, MD

Gastroenterology

17 yrs NPPES
NPI 1497981575
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4080
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Maxwell Merkow, MD

Neurological Surgery

17 yrs NPPES
NPI 1194951723
130 LA CASA VIA # 2-210, Walnut Creek, CA 94598(925) 309-5155
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $48.90 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$48.90

Total received

2

Transactions

2

Paying companies

Top paying companies

Vertos Medical, Inc.$27.92
Medtronic, Inc.$20.98

Among the 8,465 neurological surgery doctors we've analyzed, about 62% received any industry payment (median $654 among those who did). This doctor's total is on the lower end — around the 44th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US neurological surgery doctors.

Payments to Maxwell Merkow do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jean Gauvin, MD

Psychiatry

17 yrs NPPES
NPI 1689801912
3100 OAK RD STE 270, Walnut Creek, CA 94597(925) 944-9711
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Chetachi Okereke, MD

Internal Medicine

17 yrs NPPES
NPI 1083842199
1840 SAN MIGUEL DR, SUITE 203, Walnut Creek, CA 94596(510) 712-9968
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Jasleen Sohal, MD

Family Medicine

17 yrs NPPES
NPI 1003045220
1450 TREAT BLVD, SUITE 120B, Walnut Creek, CA 94597(925) 296-9720
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $132.64 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$132.64

Total received

2

Transactions

1

Paying companies

Top paying companies

Lilly USA, LLC$132.64

Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 82th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US family medicine doctors.

Payments to Jasleen Sohal do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Aruna Gavini, MD

Hematology & Oncology

17 yrs NPPES
NPI 1942439021
500 LENNON LN, Walnut Creek, CA 94598(925) 939-9610
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Kartik Krishnan, MD

Internal Medicine

17 yrs NPPES
NPI 1407086853
1220 ROSSMOOR PARKWAY, Walnut Creek, CA 94595(925) 947-3312
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Randeep Mavi, MD

Family Medicine

17 yrs NPPES
NPI 1114158086
1450 TREAT BLVD, SUITE 160, Walnut Creek, CA 94597(925) 296-9000
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Danica Skibola, MD

Psychiatry

17 yrs NPPES
NPI 1427289313
1470 MARIA LN STE 235, Walnut Creek, CA 94596(925) 302-2640
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. David Trachtenberg, MD

Geriatric Psychiatry

17 yrs NPPES
NPI 1023249869
1888 APPIA CT, Walnut Creek, CA 94598(925) 932-1889
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Doctors in Walnut Creek, CA — NPPES Registry | DoctorsProof — Page 15 | DoctorsProof