Ren Zhang, M.D.
NPI 1114909181ActiveIndividual· Internal Medicine, Cardiovascular Disease· Abilene, TX
Internal Medicine, Cardiovascular Disease (M.D.) with Hendrick Provider Network, practicing in Abilene, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,234,402 for 5,551 claims, against $287,940 paid for services in 2024. Cleerly, Inc. was the largest of 9 companies reporting payments in 2025, $822.70 in all, mostly food and beverage. Lists Comanche County Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1114909181 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 16, 2005 |
| Last updated in NPPES | May 30, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | M4682 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 3,181 |
|---|---|
| Services billed | 9,429 across 71 procedure codes |
| Paid by Medicare | $287,940 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,551 · 13,571 30-day fills |
|---|---|
| Patients | 763 |
| Total drug cost | $1,234,402 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Hendrick Provider NetworkAbilene, TX · 239 clinicians
Hospital affiliations
- Comanche County Medical CenterComanche, TX
- Hendrick Medical CenterAbilene, TX
- Hendrick Medical Center BrownwoodBrownwood, TX
- Rolling Plains Memorial HospitalSweetwater, TX
- Stephens Memorial HospitalBreckenridge, TX
Industry payments (Open Payments)
- 2025$822.70 · 21 payments from 9 companies
- 2024$2,879 · 48 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cleerly, Inc. | $457.17 | 9 |
| Heartflow, Inc. | $232.08 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $28.82 | 2 |
| Boston Scientific Corporation | $23.73 | 1 |
| Novartis Pharmaceuticals Corporation | $20.83 | 1 |
What the 2025 payments were for
- Food and Beverage$822.70 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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