Reza Abbas Ali, MD
NPI 1669625448ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (MD) with M Reza Mizani MD PA, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $843,199 for 1,858 claims, against $237,373 paid for services in 2024. Opko Pharmaceuticals, LLC was the largest of 19 companies reporting payments in 2025, $1,594 in all, mostly food and beverage. Lists Baptist Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1669625448 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 24, 2008 |
| Last updated in NPPES | May 31, 2022 |
| Certified by provider | May 31, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | R4355 | TX |
| Internal Medicine | 207R00000X | 26338 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 557 |
|---|---|
| Services billed | 2,547 across 25 procedure codes |
| Paid by Medicare | $237,373 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,858 · 3,902 30-day fills |
|---|---|
| Patients | 251 |
| Total drug cost | $843,199 |
| Generic share | 65% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- M Reza Mizani MD PASan Antonio, TX · 28 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Christus Santa Rosa Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
- Westover Hills Baptist HospitalSan Antonio, TX
Other facilities
- Usrc Dialysis at Home West TcuDialysis facility · San Antonio, TX
- Usrc Hill Country DialysisDialysis facility · San Antonio, TX
- Usrc Med Center DialysisDialysis facility · San Antonio, TX
- Usrc Tri-County DialysisDialysis facility · Lytle, TX
- Warm Springs Rehab Hospital of San Antonio LLCInpatient rehabilitation facility · San Antonio, TX
Industry payments (Open Payments)
- 2025$1,594 · 61 payments from 19 companies
- 2024$1,688 · 70 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Opko Pharmaceuticals, LLC | $248.27 | 15 |
| Corcept Therapeutics | $232.65 | 2 |
| Amgen Inc. | $206.18 | 6 |
| Otsuka America Pharmaceutical, Inc. | $190.57 | 4 |
| Travere Therapeutics, Inc. | $178.46 | 4 |
What the 2025 payments were for
- Food and Beverage$1,594 · 61 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 168 nephrologists in San Antonio · All nephrologists in Texas