DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Walnut Creek, CA

233 verified internal medicine doctors in Walnut Creek. Page 4 of 4.

Internists specialize in the prevention, diagnosis, and treatment of adult diseases, often coordinating complex or chronic conditions across multiple systems.

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. Matthew Walvick, DO

Internal Medicine

16 yrs NPPES
NPI 1114237732
1450 TREAT BLVD, SUITE 250B, Walnut Creek, CA 94597(925) 296-9740
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. Fazlollah Kasravi, MD

Internal Medicine

15 yrs NPPES
NPI 1164727251
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. Deborah Doberne, MD

Internal Medicine

15 yrs NPPES
NPI 1184916082
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Amy Clouse, MD

Internal Medicine

15 yrs NPPES
NPI 1376836999
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. Gisha Kattady, MD

Internal Medicine

15 yrs NPPES
NPI 1184910390
3466 MT. DIABLO BLVD, #C104, Walnut Creek, CA 94596(925) 296-7490
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $96.91 (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.

$96.91

Total received

4

Transactions

3

Paying companies

Top paying companies

Exact Sciences Corporation$54.90
Novo Nordisk Inc$22.38
IDORSIA PHARMACEUTICALS US INC$19.63

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 75th percentile of that group.

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

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

Dr. Ali Hamraz, MD

Internal Medicine

15 yrs NPPES
NPI 1083901961
2637 SHADELANDS DR, Walnut Creek, CA 94598(925) 951-0710
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,563 (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.

$2,563

Total received

118

Transactions

25

Paying companies

Top paying companies

Bayer HealthCare Pharmaceuticals Inc.$351.25
Amgen Inc.$328.75
Novo Nordisk Inc$324.78
Lilly USA, LLC$217.04
Corcept Therapeutics$187.44
Radius Health, Inc.$141.33

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 96% of that group — among the highest recipients.

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

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

Dr. Sandy Ramirez, MD

Internal Medicine

15 yrs NPPES
NPI 1902185218
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3312
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $146.17 (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.

$146.17

Total received

1

Transactions

1

Paying companies

Top paying companies

Ceribell, Inc.$146.17

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 Sandy Ramirez do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Tiffany King, DO

Internal Medicine

15 yrs NPPES
NPI 1023386174
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. Esther Molnar, MD

Internal Medicine

14 yrs NPPES
NPI 1831456896
365 LENNON LN STE 200, Walnut Creek, CA 94598(925) 947-2334
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $96.37 (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.

$96.37

Total received

1

Transactions

1

Paying companies

Top paying companies

La Jolla Pharmaceutical Company$96.37

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 75th percentile of that group.

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

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

Dr. Yevgeny Klebanov, MD

Internal Medicine

14 yrs NPPES
NPI 1841555976
120 LA CASA VIA STE 101, Walnut Creek, CA 94598(925) 296-0344
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $26.12 (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.

$26.12

Total received

1

Transactions

1

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$26.12

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 Yevgeny Klebanov do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Teodora Dumitrescu, MD

Internal Medicine

14 yrs NPPES
NPI 1366707523
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. Sara Qasim Bughio, MD

Internal Medicine

14 yrs NPPES
NPI 1578818787
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. Lakshmi Sowjanya Mallela, MD

Internal Medicine

14 yrs NPPES
NPI 1215282207
320 LENNON LN, Walnut Creek, CA 94598(925) 906-2040
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. Maher Tama, MD

Internal Medicine

14 yrs NPPES
NPI 1326393737
1479 YGNACIO VALLEY RD STE 150, Walnut Creek, CA 94598(925) 296-7340
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. Tracie Watson, DO

Internal Medicine

13 yrs NPPES
NPI 1275875965
500 LENNON LN, Walnut Creek, CA 94598(925) 939-9610
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,523 (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.

$1,523

Total received

72

Transactions

33

Paying companies

Top paying companies

Pfizer Inc.$167.65
Kite Pharma, Inc.$130.85
Astellas Pharma US Inc$128.55
Janssen Biotech, Inc.$111.90
AstraZeneca Pharmaceuticals LP$87.22
NOVARTIS PHARMACEUTICALS CORPORATION$75.07

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 94% of that group — among the highest recipients.

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

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

Dr. Kenshata Watkins, MD

Internal Medicine

13 yrs NPPES
NPI 1245573393
1450 TREAT BLVD # 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. Uyen-Chi Huynh, MD

Internal Medicine

13 yrs NPPES
NPI 1205271335
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. Brian O'Connor, MD

Internal Medicine

13 yrs NPPES
NPI 1487087615
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. Nason Azizi, MD

Internal Medicine

13 yrs NPPES
NPI 1538594973
1220 ROSSMOOR PARKWAY, Walnut Creek, CA 94595(925) 947-3312
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $123.62 (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.

$123.62

Total received

1

Transactions

1

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$123.62

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 78th percentile of that group.

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

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

Dr. Sudharshan Parthasarathy, MD

Internal Medicine

12 yrs NPPES
NPI 1790103562
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. Lisa Kim, DO

Internal Medicine

12 yrs NPPES
NPI 1225456098
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 647-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $65.77 (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.

$65.77

Total received

1

Transactions

1

Paying companies

Top paying companies

Stryker Corporation$65.77

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 73th percentile of that group.

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

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

Dr. Ramon Ryan Garcia, MD

Internal Medicine

12 yrs NPPES
NPI 1164840856
1450 TREAT BLVD # 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. Gurinder Singh, DO

Internal Medicine

12 yrs NPPES
NPI 1063827301
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $20.83 (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.

$20.83

Total received

1

Transactions

1

Paying companies

Top paying companies

E.R. Squibb & Sons, L.L.C.$20.83

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 67th percentile of that group.

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

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

Dr. Ari Katz, MD

Internal Medicine

11 yrs NPPES
NPI 1902290828
1535 TREAT BLVD, Walnut Creek, CA 94598(925) 296-9228
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. Marvi Rijhwani, MD

Internal Medicine

11 yrs NPPES
NPI 1386039873
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. Kapil Anand, MD

Internal Medicine

11 yrs NPPES
NPI 1912393281
1425 S MAIN ST, Walnut Creek, CA 94596(407) 756-2150
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. Anish Patel, MD

Internal Medicine

11 yrs NPPES
NPI 1649667213
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Mandakini Patel, MD

Internal Medicine

11 yrs NPPES
NPI 1457739161
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. Aliya Gessling, MD

Internal Medicine

11 yrs NPPES
NPI 1912389149
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Gurveen Chahal, MD

Internal Medicine

11 yrs NPPES
NPI 1780068775
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. Monique Delisser, MD

Internal Medicine

10 yrs NPPES
NPI 1578925087
1450 TREAT BLVD # 120A, Walnut Creek, CA 94597(925) 935-2333
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $14.81 (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.

$14.81

Total received

1

Transactions

1

Paying companies

Top paying companies

Masimo Corporation$14.81

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 64th percentile of that group.

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

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

Dr. Jason Liu, MD

Internal Medicine

10 yrs NPPES
NPI 1770945909
1450 TREAT BLVD # 220B, Walnut Creek, CA 94597(925) 937-1770
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,908 (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.

$2,908

Total received

89

Transactions

22

Paying companies

Top paying companies

Actelion Pharmaceuticals US, Inc.$446.88
BIOTRONIK INC.$419.62
Novo Nordisk Inc$384.84
NOVARTIS PHARMACEUTICALS CORPORATION$363.84
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$193.43
Merck Sharp & Dohme LLC$176.68

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 96% of that group — among the highest recipients.

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

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

Dr. Poysophon Poysophon, MD

Internal Medicine

10 yrs NPPES
NPI 1902250194
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $45.38 (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.

$45.38

Total received

1

Transactions

1

Paying companies

Top paying companies

ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$45.38

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 71th percentile of that group.

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

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

Dr. Joel Acab, MD

Internal Medicine

9 yrs NPPES
NPI 1518405661
320 LENNON LN, Walnut Creek, CA 94598(925) 906-2040
NPPES public registryAccepts Medicare (2024)
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 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 69th percentile of that group.

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

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

Dr. Paul Wada, MD

Internal Medicine

9 yrs NPPES
NPI 1750822904
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Jonathan Nguyen, MD

Internal Medicine

9 yrs NPPES
NPI 1922549138
1515 NEWELL AVE, Walnut Creek, CA 94596(925) 295-4000
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. Sohrab Amiri, MD

Internal Medicine

9 yrs NPPES
NPI 1811420243
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. Adeline Tarr, DO

Internal Medicine

9 yrs NPPES
NPI 1093249252
1450 TREAT BLVD # 250B, Walnut Creek, CA 94597(925) 296-9707
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. Ying Wang, MD

Internal Medicine

9 yrs NPPES
NPI 1952836587
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Mariel Bailey, MD

Internal Medicine

9 yrs NPPES
NPI 1710415435
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
NPPES public registry
CMS Open Payments· $137.68 (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.

$137.68

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$137.68

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 Mariel Bailey do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Anusha Bakshi, MD

Internal Medicine

9 yrs NPPES
NPI 1346778909
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. Jonathan Waller, MD

Internal Medicine

9 yrs NPPES
NPI 1801324264
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(925) 947-3316
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. Jessica Tsuei, MD

Internal Medicine

8 yrs NPPES
NPI 1447756796
130 LA CASA VIA STE 211, Walnut Creek, CA 94598(925) 471-7200
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $697.18 (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.

$697.18

Total received

29

Transactions

16

Paying companies

Top paying companies

AbbVie Inc.$108.04
GlaxoSmithKline, LLC.$82.30
AstraZeneca Pharmaceuticals LP$76.08
Lilly USA, LLC$68.46
Insmed, Inc.$61.96
Takeda Pharmaceuticals U.S.A., Inc.$56.05

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 90% of that group — among the highest recipients.

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

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

Dr. Levy Jo Manuntag, MD

Internal Medicine

8 yrs NPPES
NPI 1932696846
1450 TREAT BLVD STE 120A, Walnut Creek, CA 94597(925) 296-9720
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. David Clemons, MD

Internal Medicine

8 yrs NPPES
NPI 1831683044
1450 TREAT BLVD # 120B, Walnut Creek, CA 94597(925) 296-9756
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. Meena Dopp, MD

Internal Medicine

7 yrs NPPES
NPI 1710447925
1333 N CALIFORNIA BLVD, Walnut Creek, CA 94596(415) 525-3527
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. David Nathanson, MD

Internal Medicine

7 yrs NPPES
NPI 1013478676
320 LENNON LN, Walnut Creek, CA 94598(925) 906-2000
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 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 69th percentile of that group.

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

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

Dr. Krystal Sood, MD

Internal Medicine

7 yrs NPPES
NPI 1114585494
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
NPPES public registry
CMS Open Payments· $39.90 (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.

$39.90

Total received

2

Transactions

2

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$26.03
Exact Sciences Corporation$13.87

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 70th percentile of that group.

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

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

Dr. Jason Kung, MD

Internal Medicine

6 yrs NPPES
NPI 1154958247
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Patricia Anne Atal, MD

Internal Medicine

6 yrs NPPES
NPI 1598384737
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Nicholas Fong, DO

Internal Medicine

5 yrs NPPES
NPI 1053991711
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Joshua Ho, MD

Internal Medicine

4 yrs NPPES
NPI 1326788514
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4000
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. Gurvinder Singh, MD

Internal Medicine

4 yrs NPPES
NPI 1629711619
1425 S MAIN ST, Walnut Creek, CA 94596(209) 483-8232
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.

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