DoctorsProofNPPES directory · verify at state boards

Gastroenterology in Newport Beach, CA

22 verified gastroenterology doctors in Newport Beach.

Gastroenterologists specialize in the digestive system, treating conditions of the stomach, intestines, liver, and pancreas.

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. Abhay Parikh, MD

Gastroenterology

20 yrs NPPES
NPI 1982657664
520 SUPERIOR AVE, SUITE 320, Newport Beach, CA 92663(949) 548-6652
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $660.21 (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.

$660.21

Total received

18

Transactions

7

Paying companies

Top paying companies

AbbVie Inc.$187.74
Boston Scientific Corporation$130.43
STERIS Corporation$113.82
Medtronic, Inc.$103.12
Micro-tech Endoscopy USA, Inc.$62.50
Genzyme Corporation$31.64

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Patricia Tsai, MD

Gastroenterology

20 yrs NPPES
NPI 1538100896
496 OLD NEWPORT BLVD, # 1, Newport Beach, CA 92663(949) 650-4630
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $4,444 (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.

$4,444

Total received

190

Transactions

20

Paying companies

Top paying companies

AbbVie Inc.$945.68
Janssen Biotech, Inc.$624.99
Nestle HealthCare Nutrition Inc.$474.45
Salix Pharmaceuticals, a division of Bausch Health US, LLC$296.10
INTERCEPT PHARMACEUTICALS, INC.$264.20
E.R. Squibb & Sons, L.L.C.$240.58

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Phuong Nguyen, MD

Gastroenterology

20 yrs NPPES
NPI 1801838750
1 HOAG DR BL41-107, Newport Beach, CA 92663(949) 764-5760
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $10,621 (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.

$10,621

Total received

36

Transactions

13

Paying companies

Top paying companies

Endogastric Solutions, Inc$4,396
Intuitive Surgical, Inc.$4,200
Apollo Endosurgery US Inc$678.47
Boston Scientific Corporation$232.21
Enterra Medical, Inc.$171.12
Olympus America Inc.$158.04

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Kathryn Ross, MD

Gastroenterology

20 yrs NPPES
NPI 1871537035
901 DOVER DR, SUITE 122, Newport Beach, CA 92660(949) 650-8700
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. Richard Quist, MD

Gastroenterology

20 yrs NPPES
NPI 1861436024
361 HOSPITAL RD, SUITE 331, Newport Beach, CA 92663(949) 650-8700
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $3,536 (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.

$3,536

Total received

180

Transactions

14

Paying companies

Top paying companies

AbbVie Inc.$1,414
Janssen Biotech, Inc.$322.45
Nestle HealthCare Nutrition Inc.$299.50
Genzyme Corporation$254.96
Celgene Corporation$250.51
Regeneron Healthcare Solutions, Inc.$223.97

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Shahla Rah, MD

Gastroenterology

20 yrs NPPES
NPI 1356370209
1441 AVOCADO AVE STE 309, Newport Beach, CA 92660(949) 650-6700
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,521 (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.

$1,521

Total received

2

Transactions

2

Paying companies

Top paying companies

Eli Lilly and Company$1,500
Olympus America Inc.$20.70

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 81th percentile of that group.

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

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

Dr. Parminder Dhaliwal, MD

Gastroenterology

20 yrs NPPES
NPI 1811913759
520 SUPERIOR AVE, SUITE 230, Newport Beach, CA 92663(949) 650-6731
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,327 (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.

$1,327

Total received

39

Transactions

12

Paying companies

Top paying companies

Pfizer Inc.$272.92
Janssen Biotech, Inc.$257.89
Boston Scientific Corporation$130.44
Nestle HealthCare Nutrition Inc.$128.49
GlaxoSmithKline, LLC.$123.50
STERIS Corporation$113.82

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Linda Anh Nguyen, MD

Gastroenterology

20 yrs NPPES
NPI 1750303152
500 SUPERIOR AVE STE 100, Newport Beach, CA 92663(949) 764-7569
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $8,815 (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.

$8,815

Total received

19

Transactions

7

Paying companies

Top paying companies

Phathom Pharmaceuticals, Inc.$7,549
Ardelyx, Inc.$433.56
Vibrant Gastro, Inc.$250.56
AnX Robotica Corp$184.12
IMPEL PHARMACEUTICALS INC.$139.56
Salix Pharmaceuticals, a division of Bausch Health US, LLC$136.65

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Surinder Saini, MD

Gastroenterology

20 yrs NPPES
NPI 1750304671
1441 AVOCADO AVE, SUITE 807, Newport Beach, CA 92660(949) 650-5155
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,171 (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.

$1,171

Total received

2

Transactions

2

Paying companies

Top paying companies

INTERCEPT PHARMACEUTICALS, INC.$1,060
Apollo Endosurgery US Inc$111.07

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Donald Abrahm, MD

Gastroenterology

20 yrs NPPES
NPI 1215022405
1525 SUPERIOR AVENUE, SUITE 104, Newport Beach, CA 92663(949) 631-2670
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,082 (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.

$2,082

Total received

80

Transactions

12

Paying companies

Top paying companies

AbbVie Inc.$1,174
STERIS Corporation$250.40
Takeda Pharmaceuticals U.S.A., Inc.$178.03
Boston Scientific Corporation$98.14
Salix Pharmaceuticals, a division of Bausch Health US, LLC$72.33
Pfizer Inc.$68.87

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Norman Bain, MD

Gastroenterology

20 yrs NPPES
NPI 1447330469
400 NEWPORT CENTER DRIVE, Newport Beach, CA 92660(949) 760-0398
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. Kenneth J Chang, MD

Gastroenterology

20 yrs NPPES
NPI 1518047604
500 SUPERIOR AVE STE 240, Newport Beach, CA 92663(949) 764-8959
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $211,458 (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.

$211,458

Total received

57

Transactions

12

Paying companies

Top paying companies

Endogastric Solutions, Inc$134,475
Wilson Cook Medical Incorporated$58,005
Creo Medical Inc.$6,300
Medtronic, Inc.$3,038
PENTAX of America, Inc.$2,986
Olympus Corporation$2,460

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 99% of that group — among the highest recipients.

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

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

Dr. Glenn Madokoro, MD

Gastroenterology

20 yrs NPPES
NPI 1639255060
2901 W COAST HWY STE 200, Newport Beach, CA 92663(949) 548-8800
NPPES public registry
CMS Open Payments· $137.99 (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.

$137.99

Total received

1

Transactions

1

Paying companies

Top paying companies

Boston Scientific Corporation$137.99

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 51th percentile of that group.

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

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

Dr. Angizeh Sadeghi, MD

Gastroenterology

19 yrs NPPES
NPI 1538211917
901 DOVER DR STE 205, Newport Beach, CA 92660(949) 404-4444
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $170.70 (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.

$170.70

Total received

8

Transactions

5

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$77.28
AbbVie Inc.$25.48
Novo Nordisk Inc$23.28
Lilly USA, LLC$22.45
RedHill Biopharma Inc.$22.21

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 53th percentile of that group.

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

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

Dr. Homeira Mehrabian, MD

Gastroenterology

19 yrs NPPES
NPI 1699972844
361 HOSPITAL RD, STE 331, Newport Beach, CA 92663(949) 645-8300
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $624.56 (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.

$624.56

Total received

36

Transactions

10

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$146.88
Nestle HealthCare Nutrition Inc.$134.34
Ardelyx, Inc.$93.05
AbbVie Inc.$90.69
Genzyme Corporation$51.26
Janssen Biotech, Inc.$27.38

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Peter Broekelschen, MD

Gastroenterology

19 yrs NPPES
NPI 1366631525
1441 AVOCADO AVE STE 607, Newport Beach, CA 92660(949) 759-1042
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $539.49 (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.

$539.49

Total received

14

Transactions

5

Paying companies

Top paying companies

INTERCEPT PHARMACEUTICALS, INC.$254.78
Nestle HealthCare Nutrition Inc.$225.00
AbbVie Inc.$22.39
Pfizer Inc.$19.54
Ironwood Pharmaceuticals, Inc$17.78

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 66th percentile of that group.

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

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

Dr. Christopher Lee, MD

Gastroenterology

19 yrs NPPES
NPI 1629257035
520 SUPERIOR AVE STE 290, Newport Beach, CA 92663(949) 645-6244
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,725 (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.

$1,725

Total received

96

Transactions

13

Paying companies

Top paying companies

AbbVie Inc.$842.37
Janssen Biotech, Inc.$183.98
Genzyme Corporation$178.69
Takeda Pharmaceuticals U.S.A., Inc.$156.63
Pfizer Inc.$83.11
Regeneron Healthcare Solutions, Inc.$71.31

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Roxanne Lim, MD

Gastroenterology

18 yrs NPPES
NPI 1154587368
400 NEWPORT CENTER DR, SUITE 609, Newport Beach, CA 92660(949) 760-0398
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,667 (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.

$2,667

Total received

169

Transactions

20

Paying companies

Top paying companies

AbbVie Inc.$528.01
Nestle HealthCare Nutrition Inc.$512.21
Celgene Corporation$303.70
Janssen Biotech, Inc.$208.33
Ardelyx, Inc.$185.99
Pfizer Inc.$165.95

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 87th percentile of that group.

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

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

Dr. Paul Korc, MD

Gastroenterology

18 yrs NPPES
NPI 1922243161
1 HOAG DR, CANCER CENTER, BUILDING 41 3RD FLOOR, Newport Beach, CA 92663(949) 764-5760
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $5,934 (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.

$5,934

Total received

28

Transactions

10

Paying companies

Top paying companies

Intuitive Surgical, Inc.$4,521
CONMED Corporation$323.63
Boston Scientific Corporation$253.79
STERIS Corporation$252.16
ERBE USA Inc$165.00
Cook Medical LLC$121.27

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Jennifer Phan, MD

Gastroenterology

12 yrs NPPES
NPI 1780002055
1 HOAG DR, Newport Beach, CA 92663(949) 764-6943
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $39,128 (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.

$39,128

Total received

55

Transactions

9

Paying companies

Top paying companies

Boston Scientific Corporation$19,300
FUJIFILM Healthcare Americas Corporation$11,843
Wilson Cook Medical Incorporated$5,681
Olympus Corporation$840.00
Olympus Corporation of the Americas$538.56
Apollo Endosurgery US Inc$370.58

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Ravi Kankotia, MD

Gastroenterology

10 yrs NPPES
NPI 1275996613
500 SUPERIOR AVE STE 100, Newport Beach, CA 92663(949) 764-5760
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $221.30 (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.

$221.30

Total received

5

Transactions

5

Paying companies

Top paying companies

Boston Scientific Corporation$72.60
Cook Medical LLC$65.67
Lumendi LLC$39.90
ERBE USA Inc$30.00
Olympus America Inc.$13.13

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 55th percentile of that group.

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

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

Dr. Brett Hughes, MD

Gastroenterology

9 yrs NPPES
NPI 1831630243
1441 AVOCADO AVE STE 807, Newport Beach, CA 92660(949) 650-5155
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $705.05 (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.

$705.05

Total received

20

Transactions

9

Paying companies

Top paying companies

AbbVie Inc.$343.13
Gilead Sciences, Inc.$122.17
Medtronic, Inc.$62.49
Pfizer Inc.$56.01
Ferring Pharmaceuticals Inc.$31.27
Regeneron Healthcare Solutions, Inc.$23.67

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Gastroenterology in Newport Beach, CA — Verified | DoctorsProof | DoctorsProof