Michael I. Nahhas, M.D.
NPI 1427431469ActiveIndividual· Psychiatry & Neurology, Vascular Neurology· Houston, TX
Psychiatry & Neurology, Vascular Neurology (M.D.) with Ut Physicians, practicing in Houston, Texas. In 2024 Medicare paid $40,248 for 72 patients, and Part D covered 84 of their prescriptions, 81% of them generic. Depuy Synthes Sales Inc. was the largest of 4 companies reporting payments in 2025, $801.76 in all, mostly food and beverage. Lists Memorial Hermann - Texas Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1427431469 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 8, 2015 |
| Last updated in NPPES | Dec 15, 2023 |
| Certified by provider | Dec 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Vascular Neurology Primary | 2084V0102X | S6697 | TX |
| Psychiatry & Neurology, Neurology | 2084N0400X | 007921 | GA |
| Psychiatry & Neurology, Neurology | 2084N0400X | S6697 | TX |
| Psychiatry & Neurology, Vascular Neurology | 2084V0102X | 82255 | SC |
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 - Neurology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 72 |
|---|---|
| Services billed | 184 across 28 procedure codes |
| Paid by Medicare | $40,248 |
Part D prescriptions in 2024
| Prescriptions (claims) | 84 · 125 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $5,781 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Ut PhysiciansHouston, TX · 213 clinicians
Hospital affiliations
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Memorial City HospitalHouston, TX
Industry payments (Open Payments)
- 2025$801.76 · 11 payments from 4 companies
- 2024$801.98 · 22 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $438.60 | 8 |
| Route 92 Medical, Inc. | $170.75 | 1 |
| Stryker Corporation | $163.52 | 1 |
| Cardiva Medical, Inc. | $28.89 | 1 |
What the 2025 payments were for
- Food and Beverage$801.76 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 Psychiatry & Neurology, Vascular Neurology providers in Houston · All Psychiatry & Neurology, Vascular Neurology providers in Texas