Reza John Azadi, D.O.
NPI 1932300472ActiveIndividual· Internal Medicine, Nephrology· Tulsa, OK
Internal Medicine, Nephrology (D.O.) in Tulsa, Oklahoma, trained at Oklahoma State University College of Osteopathic Medicine (class of 2005). 551 Medicare patients in 2024, $158,860 paid; nearly all of their 1,633 Part D prescriptions were generic (95%). Amgen Inc. was the largest of 19 companies reporting payments in 2025, $1,551 in all, mostly food and beverage.
Overview
| NPI | 1932300472 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 31, 2007 |
| Last updated in NPPES | Apr 1, 2020 |
| Certified by provider | Apr 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 4270 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 551 |
|---|---|
| Services billed | 2,078 across 34 procedure codes |
| Paid by Medicare | $158,860 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,633 · 3,769 30-day fills |
|---|---|
| Patients | 280 |
| Total drug cost | $85,787 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Oklahoma State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Warren Clinic IncTulsa, OK · 883 clinicians
Hospital affiliations
- Saint Francis Hospital MuskogeeMuskogee, OK
- Saint Francis Hospital South, LLCTulsa, OK
- Saint Francis Hospital Vinita, IncVinita, OK
- Saint Francis Hospital, IncTulsa, OK
Other facilities
- Fkc - UnionDialysis facility · Tulsa, OK
- Fresenius Medical Care South TulsaDialysis facility · Tulsa, OK
Industry payments (Open Payments)
- 2025$1,551 · 78 payments from 19 companies
- 2024$1,522 · 74 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $238.13 | 12 |
| Calliditas Therapeutics US Inc. | $163.35 | 8 |
| Novartis Pharmaceuticals Corporation | $152.98 | 7 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $147.70 | 8 |
| Otsuka America Pharmaceutical, Inc. | $128.44 | 6 |
What the 2025 payments were for
- Food and Beverage$1,532 · 76 payments
- Education$19.02 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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