Mahwash Kassi, M.D.
NPI 1497034789ActiveIndividual· Internal Medicine, Cardiovascular Disease· Houston, TX
Internal Medicine, Cardiovascular Disease (M.D.) with Tmh Physician Associates PLLC and 1 other group, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,683,327 for 1,973 claims, against $64,478 paid for services in 2024. Bridgebio Pharma, Inc. was the largest of 12 companies reporting payments in 2025, $10,077 in all, mostly consulting fees. Lists Houston Methodist Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1497034789 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 4, 2011 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | R7239 | TX |
| Internal Medicine | 207R00000X | BP10040645 | TX |
| Internal Medicine, Advanced Heart Failure and Transplant Cardiology | 207RA0001X | R7239 | TX |
| Internal Medicine, Advanced Heart Failure and Transplant Cardiology | 207RA0001X | 62088 | MN |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 62088 | MN |
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 | 203 |
|---|---|
| Services billed | 636 across 34 procedure codes |
| Paid by Medicare | $64,478 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,973 · 4,261 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $1,683,327 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Advanced Heart Failure And Transplant Cardiology |
| 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 HospitalHouston, TX
- Houston Methodist Sugarland HospitalSugar Land, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Houston Methodist West HospitalHouston, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$10,077 · 29 payments from 12 companies
- 2024$5,633 · 44 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bridgebio Pharma, Inc. | $4,364 | 4 |
| Alexion Pharmaceuticals, Inc. | $2,800 | 3 |
| Pfizer Inc. | $1,667 | 3 |
| Alnylam Pharmaceuticals Inc. | $715.80 | 5 |
| Medtronic, Inc. | $143.00 | 3 |
What the 2025 payments were for
- Consulting Fee$8,635 · 6 payments
- Food and Beverage$813.96 · 21 payments
- Travel and Lodging$628.41 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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