Mohammad Hirzallah, M.D., M.SC.
NPI 1922440981ActiveIndividual· Psychiatry & Neurology, Neurocritical Care· Houston, TX
Psychiatry & Neurology, Neurocritical Care (M.D., M.SC.) with Providence Health and Services Oregon and 4 other groups, practicing in Houston, Texas. Mostly services rather than prescriptions: Medicare paid $29,456 for 149 patients in 2024, with only 18 Part D claims. Janssen Research & Development, LLC reported $34.15 in payments in 2025, mostly food and beverage. Lists Baylor St Lukes Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1922440981 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., M.SC. |
| Sole proprietor | Yes |
| NPI issued | Jul 18, 2013 |
| Last updated in NPPES | Oct 31, 2023 |
| Certified by provider | Oct 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurocritical Care Primary | 2084A2900X | S0905 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 149 |
|---|---|
| Services billed | 312 across 15 procedure codes |
| Paid by Medicare | $29,456 |
Part D prescriptions in 2024
| Prescriptions (claims) | 18 · 44 30-day fills |
|---|---|
| Total drug cost | $225.00 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Neurology |
| Secondary specialties | Critical Care (Intensivists) |
| Telehealth | Offers telehealth |
Medical groups
- Providence Health and Services OregonPortland, OR · 1,433 clinicians
- Baylor College of MedicineThe Woodlands, TX · 1,240 clinicians
- Swedish Health ServicesSeattle, WA · 1,037 clinicians
- Providence Health and Services MtMissoula, MT · 362 clinicians
- Providence Health and Services- WashingtonAnchorage, AK · 223 clinicians
Hospital affiliations
- Baylor St Lukes Medical CenterHouston, TX
- Chi St Luke's Health BrazosportLake Jackson, TX
Industry payments (Open Payments)
- 2025$34.15 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Research & Development, LLC | $34.15 | 1 |
What the 2025 payments were for
- Food and Beverage$34.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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