Michael Nessim Youssef, MD
NPI 1790102028ActiveIndividual· Psychiatry & Neurology, Neurology· Houston, TX
Psychiatry & Neurology, Neurology (MD) in Houston, Texas, trained at Medical University of South Carolina College of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $1,153,391 for 774 claims, against $34,528 paid for services in 2024. Gt Medical Technologies, Inc was the largest of 8 companies reporting payments in 2025, $775.67 in all, mostly food and beverage.
Overview
| NPI | 1790102028 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 25, 2014 |
| Last updated in NPPES | Mar 27, 2026 |
| Certified by provider | Mar 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | S1024 | TX |
| Internal Medicine, Medical Oncology | 207RX0202X | S1024 | 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 - Hematology/Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 133 |
|---|---|
| Services billed | 542 across 11 procedure codes |
| Paid by Medicare | $34,528 |
Part D prescriptions in 2024
| Prescriptions (claims) | 774 · 1,294 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $1,153,391 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical groups
- University of Texas Southwestern Medical Center at DallasDallas, TX · 3,187 clinicians
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliations
- Houston Methodist Baytown HospitalBaytown, TX
- Houston Methodist HospitalHouston, TX
- Parkland Health & Hospital SystemDallas, TX
- Ut of Texas Southwestern University Hospital - William P. Clements Jr.Dallas, TX
Industry payments (Open Payments)
- 2025$775.67 · 22 payments from 8 companies
- 2024$151.61 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gt Medical Technologies, Inc | $335.19 | 4 |
| Servier Pharmaceuticals LLC | $204.98 | 9 |
| Jazz Pharmaceuticals Inc. | $92.74 | 3 |
| Novocure Inc. | $58.57 | 2 |
| Monteris Medical Corporation | $25.66 | 1 |
What the 2025 payments were for
- Food and Beverage$775.67 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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