Larry H. Gaston, M.D.
NPI 1083623979ActiveIndividual· Dermatology· Baltimore, MD
Dermatology (M.D.) in Baltimore, Maryland, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $2,531,522 for 4,489 claims, against $1,801 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 20 companies reporting payments in 2025, $4,273 in all, mostly food and beverage.
Overview
| NPI | 1083623979 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 7, 2006 |
| Last updated in NPPES | Sep 9, 2021 |
| Certified by provider | Sep 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | D29768 | MD |
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 - Dermatology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 104 across 9 procedure codes |
| Paid by Medicare | $1,801 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,489 · 4,946 30-day fills |
|---|---|
| Patients | 974 |
| Total drug cost | $2,531,522 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Dermatology |
Medical group
- Suburban/Nrh Medical Rehabilitation IncBethesda, MD · 941 clinicians
Industry payments (Open Payments)
- 2025$4,273 · 289 payments from 20 companies
- 2024$4,224 · 242 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $556.15 | 45 |
| Abbvie Inc. | $546.78 | 38 |
| Novartis Pharmaceuticals Corporation | $479.27 | 26 |
| Pfizer Inc. | $303.80 | 22 |
| Medimetriks Pharmaceuticals, Inc. | $280.75 | 12 |
What the 2025 payments were for
- Food and Beverage$4,193 · 285 payments
- Education$79.95 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 dermatologists in Baltimore · All dermatologists in Maryland