Shanmugam Uthamalingam, MD
NPI 1629039904ActiveIndividual· Internal Medicine, Cardiovascular Disease· Kingwood, TX
Internal Medicine, Cardiovascular Disease (MD) with Tmh Physician Associates PLLC and 1 other group, practicing in Kingwood, Texas. Their prescriptions cost Medicare Part D more than their services did: $663,086 for 4,183 claims, against $217,753 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 14 companies reporting payments in 2025, $1,066 in all, mostly food and beverage. Lists Houston Methodist Cypress Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1629039904 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2006 |
| Last updated in NPPES | May 5, 2023 |
| Certified by provider | May 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | L9528 | 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 | 526 |
|---|---|
| Services billed | 2,793 across 71 procedure codes |
| Paid by Medicare | $217,753 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,183 · 8,697 30-day fills |
|---|---|
| Patients | 578 |
| Total drug cost | $663,086 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Tmh Physician Associates PLLCKaty, TX · 1,690 clinicians
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliations
- Houston Methodist Cypress HospitalCypress, TX
- Houston Methodist HospitalHouston, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$1,066 · 37 payments from 14 companies
- 2024$1,373 · 48 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $221.60 | 10 |
| Amgen Inc. | $158.41 | 4 |
| Boston Scientific Corporation | $150.58 | 4 |
| Abiomed | $138.10 | 1 |
| E.R. Squibb & Sons, L.L.C. | $85.05 | 4 |
What the 2025 payments were for
- Food and Beverage$1,066 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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