DoctorsProofNPPES directory · verify at state boards

Nephrology in Orange, CA

26 verified nephrology doctors in Orange.

Nephrologists treat kidney disease, high blood pressure, and disorders of fluid and electrolyte balance.

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. Amer Jabara, MD

Nephrology

21 yrs NPPES
NPI 1760475701
705 W LA VETA AVE STE 107, Orange, CA 92868(714) 639-4901
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $48.91 (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.

$48.91

Total received

4

Transactions

4

Paying companies

Top paying companies

Fresenius USA Marketing, Inc.$25.55
Calliditas Therapeutics US Inc.$13.60
Outset Medical Inc$6.68
Travere Therapeutics, Inc.$3.08

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total ranks around the 52th percentile of that group.

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

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

Dr. Michael Rutten, MD

Nephrology

20 yrs NPPES
NPI 1841259041
1310 W. STEWART DR, SUITE 607, Orange, CA 92868(714) 639-4901
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. Charles Kaupke, MD

Nephrology

20 yrs NPPES
NPI 1770542920
705 W LA VETA AVE STE 107, Orange, CA 92868(714) 639-4601
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. Kamyar Kalantar-Zadeh, MD

Nephrology

20 yrs NPPES
NPI 1457314684
101 THE CITY DR S, Orange, CA 92868(714) 880-7812
NPPES public registry
CMS Open Payments· $45,627 (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.

$45,627

Total received

24

Transactions

10

Paying companies

Top paying companies

Fresenius Kabi USA, LLC$16,633
GlaxoSmithKline, LLC.$7,800
Vifor (International) Ltd.$6,500
Fresenius USA Marketing, Inc.$5,227
Sanofi US Services Inc.$4,575
scPharmaceuticals Inc.$3,132

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.

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

Payments to Kamyar Kalantar-Zadeh do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Yasir Qazi, MD

Nephrology

20 yrs NPPES
NPI 1326086695
1100 W STEWART DR, Orange, CA 92868(714) 771-8000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $212,811 (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.

$212,811

Total received

181

Transactions

15

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$44,986
Horizon Therapeutics plc$40,639
NOVARTIS PHARMACEUTICALS CORPORATION$23,503
CSL Behring$23,200
Apellis Pharmaceuticals, Inc.$20,115
Travere Therapeutics, Inc.$19,961

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Jula Inrig, MD

Nephrology

20 yrs NPPES
NPI 1740393743
101 THE CITY DR S, Orange, CA 92868(714) 880-7812
NPPES public registry
CMS Open Payments· $60.11 (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.

$60.11

Total received

1

Transactions

1

Paying companies

Top paying companies

Travere Therapeutics, Inc.$60.11

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Thu Le, MD

Nephrology

20 yrs NPPES
NPI 1396846317
101 THE CITY DR S, Orange, CA 92868(714) 456-8888
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $4,126 (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.

$4,126

Total received

5

Transactions

2

Paying companies

Top paying companies

Becton, Dickinson and Company$4,123
Travere Therapeutics, Inc.$3.08

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

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

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

Dr. Nosratola Vaziri, MD

Nephrology

20 yrs NPPES
NPI 1710071089
UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, Orange, CA 92868(714) 456-8978
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. Madeleine Pahl, MD

Nephrology

20 yrs NPPES
NPI 1992885131
UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, Orange, CA 92868(714) 456-8978
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $354.80 (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.

$354.80

Total received

6

Transactions

5

Paying companies

Top paying companies

Mallinckrodt Hospital Products Inc.$150.00
Alexion Pharmaceuticals, Inc.$146.11
Aurinia Pharma U.S., Inc.$23.51
Veloxis Pharmaceuticals, Inc.$21.58
Calliditas Therapeutics US Inc.$13.60

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Cyril Barton, MD

Nephrology

20 yrs NPPES
NPI 1588744668
UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, Orange, CA 92868(714) 456-8978
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. Kevin Pham, MD

Nephrology

20 yrs NPPES
NPI 1477623635
500 S MAIN ST, SUITE 101, Orange, CA 92868(714) 836-4204
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $3,430 (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.

$3,430

Total received

179

Transactions

19

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$804.29
OPKO Pharmaceuticals, LLC$547.14
Mallinckrodt Hospital Products Inc.$373.42
Travere Therapeutics, Inc.$324.53
Otsuka America Pharmaceutical, Inc.$239.24
Bayer HealthCare Pharmaceuticals Inc.$220.68

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total is higher than 92% of that group — among the highest recipients.

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

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

Dr. Hamid Moradi, MD

Nephrology

19 yrs NPPES
NPI 1063553428
101 THE CITY DR S, Orange, CA 92868(714) 456-5142
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. Anna Jin, MD

Nephrology

19 yrs NPPES
NPI 1285767475
101 THE CITY DR S, Orange, CA 92868(714) 456-8888
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. Kevin Harley, MD

Nephrology

19 yrs NPPES
NPI 1194924100
101 THE CITY DR S, CITY TOWER, SUITE 400, Orange, CA 92868(714) 456-5142
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $18.39 (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.

$18.39

Total received

1

Transactions

1

Paying companies

Top paying companies

Vifor Pharma, Inc.$18.39

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total is on the lower end — around the 45th percentile of that group.

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

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

Dr. Uttam Reddy, MD

Nephrology

19 yrs NPPES
NPI 1487846481
101 THE CITY DR S BLDG 30, Orange, CA 92868(714) 456-7720
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $173.23 (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.

$173.23

Total received

3

Transactions

3

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$122.22
Veloxis Pharmaceuticals, Inc.$28.54
Merck Sharp & Dohme LLC$22.47

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total ranks around the 65th percentile of that group.

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

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

Dr. Ramy Hanna, MD

Nephrology

19 yrs NPPES
NPI 1518150283
101 THE CITY DR S, Orange, CA 92868(714) 880-7812
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $150,807 (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.

$150,807

Total received

86

Transactions

11

Paying companies

Top paying companies

Alexion Pharmaceuticals, Inc.$82,633
Apellis Pharmaceuticals, Inc.$29,486
Aurinia Pharma U.S., Inc.$28,746
Genentech, Inc.$7,977
Calliditas Therapeutics US Inc.$1,222
Otsuka Pharmaceutical Development & Commercialization, Inc.$222.13

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Stephanie Cheung, MD

Nephrology

19 yrs NPPES
NPI 1417136219
101 THE CITY DR S, Orange, CA 92868(714) 456-5142
NPPES public registry
CMS Open Payments· $265.25 (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.

$265.25

Total received

2

Transactions

2

Paying companies

Top paying companies

Mallinckrodt Hospital Products Inc.$150.00
Baxter Healthcare$115.25

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Michael Yap, MD

Nephrology

19 yrs NPPES
NPI 1588847362
500 S MAIN ST STE 101, Orange, CA 92868(657) 231-2099
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $68.16 (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.

$68.16

Total received

1

Transactions

1

Paying companies

Top paying companies

Vifor Pharma, Inc.$68.16

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Payal Mittal, MD

Nephrology

18 yrs NPPES
NPI 1306022678
500 S MAIN ST, SUITE 101, Orange, CA 92868(714) 836-4204
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. Henry Yuan, MD

Nephrology

17 yrs NPPES
NPI 1043442379
2501 E CHAPMAN AVE, Orange, CA 92869(714) 771-8000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $471.82 (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.

$471.82

Total received

7

Transactions

3

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$419.23
Otsuka America Pharmaceutical, Inc.$28.58
Alnylam Pharmaceuticals Inc.$24.01

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Antoney Ferrey, MD

Nephrology

14 yrs NPPES
NPI 1831458827
101 THE CITY DR S, Orange, CA 92868(714) 880-7812
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $68.39 (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.

$68.39

Total received

4

Transactions

4

Paying companies

Top paying companies

Veloxis Pharmaceuticals, Inc.$28.54
AstraZeneca Pharmaceuticals LP$23.17
Calliditas Therapeutics US Inc.$13.60
Travere Therapeutics, Inc.$3.08

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Andrew Ross, MD

Nephrology

13 yrs NPPES
NPI 1932543998
101 THE CITY DR S, Orange, CA 92868(714) 456-5555
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,002 (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.

$2,002

Total received

53

Transactions

15

Paying companies

Top paying companies

Bayer HealthCare Pharmaceuticals Inc.$453.18
AstraZeneca Pharmaceuticals LP$369.98
GlaxoSmithKline, LLC.$342.26
Travere Therapeutics, Inc.$170.79
Alnylam Pharmaceuticals Inc.$131.47
Aurinia Pharma U.S., Inc.$121.42

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Rebecca Ahdoot, MD

Nephrology

13 yrs NPPES
NPI 1851735211
101 THE CITY DR S, Orange, CA 92868(714) 880-7812
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $25,108 (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.

$25,108

Total received

44

Transactions

9

Paying companies

Top paying companies

Otsuka Pharmaceutical Development & Commercialization, Inc.$17,449
Otsuka America Pharmaceutical, Inc.$6,778
Aurinia Pharma U.S., Inc.$235.91
AstraZeneca Pharmaceuticals LP$222.19
NOVARTIS PHARMACEUTICALS CORPORATION$190.60
Travere Therapeutics, Inc.$108.21

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Jason Chou, MD

Nephrology

13 yrs NPPES
NPI 1083051700
101 THE CITY DR S STE 400, Orange, CA 92868(714) 456-5142
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $26.53 (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.

$26.53

Total received

1

Transactions

1

Paying companies

Top paying companies

Otsuka America Pharmaceutical, Inc.$26.53

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total is on the lower end — around the 48th percentile of that group.

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

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

Dr. Jiten Mehta, MD

Nephrology

9 yrs NPPES
NPI 1861912289
1310 W STEWART DR STE 210, Orange, CA 92868(714) 836-4204
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $354.70 (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.

$354.70

Total received

9

Transactions

5

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$306.27
Lilly USA, LLC$18.84
OPKO Pharmaceuticals, LLC$13.37
AKEBIA THERAPEUTICS INC$13.14
Travere Therapeutics, Inc.$3.08

Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 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 nephrology doctors.

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

Dr. Lawrence Nguyen, DO

Nephrology

9 yrs NPPES
NPI 1932627874
101 THE CITY DR S, Orange, CA 92868(714) 456-7890
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.

Nephrology in Orange, CA — Verified | DoctorsProof | DoctorsProof