Tasnim Topiwala-Hathiyari, M.D
NPI 1790945426ActiveIndividual· Internal Medicine· Webster, TX
Internal Medicine (M.D) with Cls Health PLLC and 2 other groups, practicing in Webster, Texas. Their prescriptions cost Medicare Part D more than their services did: $268,166 for 2,756 claims, against $104,860 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $1,363 in all, mostly food and beverage. Lists HCA Houston Healthcare Clear Lake and 1 other hospital as hospital affiliations.
Overview
| NPI | 1790945426 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 16, 2008 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | P1147 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 146 |
|---|---|
| Services billed | 1,628 across 51 procedure codes |
| Paid by Medicare | $104,860 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,756 · 6,408 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $268,166 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Cls Health PLLCWebster, TX · 180 clinicians
- Clear Lake Primary Care PLLCSugar Land, TX · 47 clinicians
- Clear Lake Hospitalists PAWebster, TX · 27 clinicians
Hospital affiliations
- HCA Houston Healthcare Clear LakeWebster, TX
- Houston Methodist Clear Lake HospitalNassau Bay, TX
Other facilities
- Pam Rehabilitation Hospital of Clear LakeInpatient rehabilitation facility · Webster, TX
Industry payments (Open Payments)
- 2025$1,363 · 67 payments from 17 companies
- 2024$878.69 · 46 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $239.21 | 14 |
| Bayer Healthcare Pharmaceuticals Inc. | $218.55 | 9 |
| Novo Nordisk Inc | $149.86 | 8 |
| Astrazeneca Pharmaceuticals LP | $149.73 | 11 |
| Inspire Medical Systems, Inc. | $118.07 | 1 |
What the 2025 payments were for
- Food and Beverage$1,363 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 94 internal medicine physicians in Webster · All internal medicine physicians in Texas