Hala S. Nahhas, M.D.
NPI 1588860639ActiveIndividual· Psychiatry & Neurology, Neurology· Bloomfield Hills, MI
Psychiatry & Neurology, Neurology (M.D.) in Bloomfield Hills, Michigan, trained at Medical College of Ohio (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $504,343 for 1,725 claims, against $40,087 paid for services in 2024. Ucb, Inc. was the largest of 23 companies reporting payments in 2025, $1,801 in all, mostly food and beverage.
Overview
| NPI | 1588860639 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 25, 2007 |
| Last updated in NPPES | Nov 15, 2024 |
| Certified by provider | Nov 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 4301077999 | MI |
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 - Neurology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 256 |
|---|---|
| Services billed | 430 across 15 procedure codes |
| Paid by Medicare | $40,087 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,725 · 3,440 30-day fills |
|---|---|
| Patients | 342 |
| Total drug cost | $504,343 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Medical College of Ohio |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Neurology |
Medical group
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
Hospital affiliations
- Beaumont Hospital - Farmington HillsFarmington Hills, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
- Borgess Medical CenterKalamazoo, MI
- Trinity Health Oakland HospitalPontiac, MI
Industry payments (Open Payments)
- 2025$1,801 · 78 payments from 23 companies
- 2024$1,127 · 53 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $243.76 | 18 |
| Alexion Pharmaceuticals, Inc. | $168.19 | 3 |
| Tg Therapeutics, Inc. | $159.75 | 2 |
| Eisai Inc. | $147.25 | 2 |
| Novartis Pharmaceuticals Corporation | $138.31 | 11 |
What the 2025 payments were for
- Food and Beverage$1,801 · 78 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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