David A. Thomas, DO, PH.D.
NPI 1104870146ActiveIndividual· Psychiatry & Neurology, Neurology· Glen Mills, PA
Psychiatry & Neurology, Neurology (DO, PH.D.) in Glen Mills, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 1978). 678 Medicare patients in 2024, $374,588 paid; nearly all of their 1,447 Part D prescriptions were generic (93%). Pfizer Inc. was the largest of 11 companies reporting payments in 2025, $727.06 in all, mostly food and beverage.
Overview
| NPI | 1104870146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO, PH.D. |
| Sole proprietor | No |
| NPI issued | May 22, 2006 |
| Last updated in NPPES | Apr 28, 2026 |
| Certified by provider | Apr 28, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | OS004234L | PA |
| Clinical Neuropsychologist | 103G00000X | PS004113L | 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 - Clinical Psychologist (PA); Practitioner - Neurology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 678 |
|---|---|
| Services billed | 5,236 across 34 procedure codes |
| Paid by Medicare | $374,588 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,447 · 2,736 30-day fills |
|---|---|
| Patients | 413 |
| Total drug cost | $229,675 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- David A Thomas, Ltd.Glen Mills, PA · 5 clinicians
Hospital affiliation
- Riddle Memorial HospitalMedia, PA
Industry payments (Open Payments)
- 2025$727.06 · 45 payments from 11 companies
- 2024$405.02 · 22 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $198.41 | 18 |
| Abbvie Inc. | $167.60 | 11 |
| Sk Life Science, Inc. | $115.48 | 5 |
| Ucb, Inc. | $54.02 | 2 |
| Eisai Inc. | $45.11 | 2 |
What the 2025 payments were for
- Food and Beverage$727.06 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other neurologists in Glen Mills
- 1518908946