Maher O. Ayyash, MD
NPI 1467424887ActiveIndividual· Psychiatry & Neurology, Psychiatry· Pittsburgh, PA
Psychiatry & Neurology, Psychiatry (MD) with University of Pittsburgh Physicians, practicing in Pittsburgh, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $166,971 for 1,108 claims, against $30,755 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 4 companies reporting payments in 2025, $241,628 in all, mostly speaking and faculty fees. Lists Upmc Altoona and 1 other hospital as hospital affiliations.
Overview
| NPI | 1467424887 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 2, 2006 |
| Last updated in NPPES | Sep 2, 2026 |
| Certified by provider | Dec 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | MD419179 | PA |
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 - Psychiatry (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 44 |
|---|---|
| Services billed | 497 across 5 procedure codes |
| Paid by Medicare | $30,755 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,108 · 1,121 30-day fills |
|---|---|
| Patients | 178 |
| Total drug cost | $166,971 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- University of Pittsburgh PhysiciansPittsburgh, PA · 4,236 clinicians
Hospital affiliations
- Upmc AltoonaAltoona, PA
- Upmc McKeesport HospitalMc Keesport, PA
Industry payments (Open Payments)
- 2025$241,628 · 292 payments from 4 companies
- 2024$149,026 · 224 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $141,506 | 144 |
| Janssen Pharmaceuticals, Inc | $99,876 | 146 |
| Janssen Scientific Affairs, LLC | $149.12 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $97.13 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$187,616 · 54 payments
- Travel and Lodging$48,373 · 161 payments
- Food and Beverage$5,639 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 382 psychiatrists in Pittsburgh · All psychiatrists in Pennsylvania