David Hamrock, M.D.
NPI 1215990288ActiveIndividual· Dermatology· Cleveland, OH
Dermatology (M.D.) in Cleveland, Ohio, trained at Medical College of Ohio (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $1,219,669 for 851 claims, against $54,048 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,323 in all, mostly food and beverage.
Overview
| NPI | 1215990288 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 10, 2006 |
| Last updated in NPPES | Feb 6, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 35087054 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 326 |
|---|---|
| Services billed | 1,299 across 34 procedure codes |
| Paid by Medicare | $54,048 |
Part D prescriptions in 2024
| Prescriptions (claims) | 851 · 1,031 30-day fills |
|---|---|
| Patients | 292 |
| Total drug cost | $1,219,669 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Medical College of Ohio |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Dermatology |
Medical group
- Warren Dermatology and Mohs Surgery LLCWarren, OH · 5 clinicians
Hospital affiliation
- Mh St Joseph Warren HospitalWarren, OH
Industry payments (Open Payments)
- 2025$2,323 · 112 payments from 19 companies
- 2024$2,471 · 101 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $666.34 | 32 |
| Janssen Biotech, Inc. | $362.68 | 24 |
| Novartis Pharmaceuticals Corporation | $352.74 | 12 |
| Genzyme Corporation | $209.00 | 7 |
| Regeneron Healthcare Solutions, Inc. | $143.32 | 7 |
What the 2025 payments were for
- Food and Beverage$2,244 · 110 payments
- Education$78.77 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other dermatologists in Cleveland
- 1013972207
- 1053584193
- 1073527693
- 1114957255
- 1174639181
- 1184084089
- 1194112318
- 1194250605
- 1215591730
- 1215976170
- 1225262736
- 1235546540
All 90 dermatologists in Cleveland · All dermatologists in Ohio