David Hamer, MD
NPI 1336176429ActiveIndividual· Internal Medicine, Cardiovascular Disease· Pasadena, TX
Internal Medicine, Cardiovascular Disease (MD) in Pasadena, Texas, trained at New York University School of Medicine (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $703,847 for 4,389 claims, against $240,415 paid for services in 2024. Boston Scientific Corporation was the largest of 6 companies reporting payments in 2025, $525.33 in all, mostly food and beverage.
Overview
| NPI | 1336176429 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 26, 2006 |
| Last updated in NPPES | Oct 8, 2026 |
| Certified by provider | Oct 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | J6126 | TX |
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 - Cardiovascular Disease (Cardiology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 446 |
|---|---|
| Services billed | 2,610 across 78 procedure codes |
| Paid by Medicare | $240,415 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,389 · 11,593 30-day fills |
|---|---|
| Patients | 598 |
| Total drug cost | $703,847 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Cls Health PLLCWebster, TX · 180 clinicians
Hospital affiliations
- HCA Houston Healthcare SoutheastPasadena, TX
- St Luke's Patients Medical CenterPasadena, TX
Industry payments (Open Payments)
- 2025$525.33 · 18 payments from 6 companies
- 2024$541.40 · 20 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $259.30 | 11 |
| Medtronic, Inc. | $131.53 | 1 |
| Kestra Medical Technology Services, Inc. | $55.92 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $42.44 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $19.36 | 1 |
What the 2025 payments were for
- Food and Beverage$525.33 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Pasadena
- 1023989407
- 1316729882
- 1417094665
- 1902820491
- 1124162326
- 1255775748
- 1407902794
- 1316712227
- 1396739272
- 1922036631
- 1649456336
- 1881672103
All Internal Medicine, Cardiovascular Disease providers in Texas →