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Nephrology in Flagstaff, AZ

4 verified nephrology doctors in Flagstaff.

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 Arizona Medical Board

Dr. Harnath Singh, MD

Nephrology

20 yrs NPPES
NPI 1538133236
2201 N VICKEY ST STE 110, Flagstaff, AZ 86004(928) 213-9460
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $462.06 (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.

$462.06

Total received

21

Transactions

13

Paying companies

Top paying companies

Mallinckrodt Hospital Products Inc.$59.83
AstraZeneca Pharmaceuticals LP$55.53
Horizon Therapeutics plc$54.69
Otsuka America Pharmaceutical, Inc.$50.15
Vifor Pharma, Inc.$45.96
Daiichi Sankyo Inc.$37.25

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 76th percentile of that group.

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

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

Dr. Matthew Gembala, MD

Nephrology

20 yrs NPPES
NPI 1114950185
2201 N VICKEY ST STE 110, Flagstaff, AZ 86004(928) 213-9460
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $606.93 (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.

$606.93

Total received

25

Transactions

11

Paying companies

Top paying companies

Otsuka America Pharmaceutical, Inc.$138.74
Travere Therapeutics, Inc.$93.08
Medtronic, Inc.$74.02
AstraZeneca Pharmaceuticals LP$66.55
Vifor Pharma, Inc.$62.20
Horizon Therapeutics plc$38.62

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 80th percentile of that group.

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

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

Dr. Ang Chen, MD

Nephrology

20 yrs NPPES
NPI 1497852404
2201 N VICKEY ST STE 110, Flagstaff, AZ 86004(928) 213-9460
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $156.21 (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.

$156.21

Total received

7

Transactions

6

Paying companies

Top paying companies

Otsuka America Pharmaceutical, Inc.$38.36
Amgen Inc.$32.00
Mallinckrodt Hospital Products Inc.$23.53
Calliditas Therapeutics US Inc.$23.09
Travere Therapeutics, Inc.$22.23
Vifor Pharma, Inc.$17.00

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 64th percentile of that group.

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

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

Dr. Wei Xiang Wong, MD

Nephrology

11 yrs NPPES
NPI 1639551526
617 N HUMPHREYS ST STE 102, Flagstaff, AZ 86001(480) 610-6100
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $300.70 (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.

$300.70

Total received

14

Transactions

9

Paying companies

Top paying companies

Otsuka America Pharmaceutical, Inc.$117.00
AstraZeneca Pharmaceuticals LP$42.17
Aurinia Pharma U.S., Inc.$23.53
Kyowa Kirin, Inc.$23.35
Travere Therapeutics, Inc.$22.57
Bayer HealthCare Pharmaceuticals Inc.$21.69

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 71th percentile of that group.

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

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

Nephrology in Flagstaff, AZ — Verified | DoctorsProof | DoctorsProof