David L. Allyn, MD
NPI 1770587735ActiveIndividual· Dermatology· Clermont, FL
Dermatology (MD) in Clermont, Florida, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $365,212 for 1,626 claims, against $182,933 paid for services in 2024. Janssen Biotech, Inc. was the largest of 2 companies reporting payments in 2025, $175.54 in all, mostly food and beverage.
Overview
| NPI | 1770587735 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2005 |
| Last updated in NPPES | Jan 9, 2026 |
| Certified by provider | Jan 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | ME70658 | FL |
| Dermatology, Procedural Dermatology | 207NS0135X | ME70658 | FL |
| Dermatology, MOHS-Micrographic Surgery | 207ND0101X | ME70658 | FL |
| Specialist | 174400000X | ME70658 | FL |
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 - Dermatology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 402 |
|---|---|
| Services billed | 2,847 across 74 procedure codes |
| Paid by Medicare | $182,933 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,626 · 1,758 30-day fills |
|---|---|
| Patients | 573 |
| Total drug cost | $365,212 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Dermatology |
| Secondary specialties | Micrographic Dermatologic Surgery (Mds) |
Industry payments (Open Payments)
- 2025$175.54 · 6 payments from 2 companies
- 2024$175.03 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $142.78 | 4 |
| Galderma Laboratories, L.P. | $32.76 | 2 |
What the 2025 payments were for
- Food and Beverage$110.59 · 5 payments
- Education$64.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Clermont
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