Rudolfo Pedraza Zarate Jr., M.D.
NPI 1770589384ActiveIndividual· Internal Medicine· San Antonio, TX
Internal Medicine (M.D.) with Zarate Medical Group PA, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,900,929 for 20,451 claims, against $123,434 paid for services in 2024. Scpharmaceuticals Inc. was the largest of 10 companies reporting payments in 2025, $277.68 in all, mostly food and beverage.
Overview
| NPI | 1770589384 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 28, 2005 |
| Last updated in NPPES | Oct 20, 2020 |
| Certified by provider | Oct 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | M1514 | TX |
| Internal Medicine | 207R00000X | 35-07-6383 | OH |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 423 |
|---|---|
| Services billed | 1,914 across 27 procedure codes |
| Paid by Medicare | $123,434 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20,451 · 26,640 30-day fills |
|---|---|
| Patients | 679 |
| Total drug cost | $1,900,929 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Zarate Medical Group PASan Antonio, TX · 2 clinicians
Other facilities
- Freedom HospiceHospice · North Richland Hills, TX
- GentivaHospice · San Antonio, TX
- Gentiva HospiceHospice · San Antonio, TX
- Avir at HeritageNursing home · San Antonio, TX
- Lakeside Nursing and Rehabilitation CenterNursing home · San Antonio, TX
- Las Colinas of WestoverNursing home · San Antonio, TX
- The Village at Incarnate WordNursing home · San Antonio, TX
- Windcrest Nursing and RehabilitationNursing home · Windcrest, TX
Industry payments (Open Payments)
- 2025$277.68 · 14 payments from 10 companies
- 2024$319.64 · 16 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Scpharmaceuticals Inc. | $67.26 | 3 |
| Teva Pharmaceuticals USA, Inc. | $41.31 | 2 |
| Lilly USA, LLC | $40.60 | 2 |
| Merck Sharp & Dohme LLC | $23.56 | 1 |
| Abbott Laboratories | $22.41 | 1 |
What the 2025 payments were for
- Food and Beverage$277.68 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 824 internal medicine physicians in San Antonio · All internal medicine physicians in Texas