Douglas Carey Semler, MD
NPI 1467403600ActiveIndividual· Dermatology· Lansdowne, VA
Dermatology (MD) in Lansdowne, Virginia, trained at University of Cincinnati College of Medicine (class of 1998). 1,325 Medicare patients in 2024, $690,165 paid; nearly all of their 900 Part D prescriptions were generic (94%). Galderma Laboratories, L.P. was the largest of 16 companies reporting payments in 2025, $1,233 in all, mostly food and beverage.
Overview
| NPI | 1467403600 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 12, 2006 |
| Last updated in NPPES | Jun 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 0101236566 | VA |
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 (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,325 |
|---|---|
| Services billed | 10,308 across 72 procedure codes |
| Paid by Medicare | $690,165 |
Part D prescriptions in 2024
| Prescriptions (claims) | 900 · 1,116 30-day fills |
|---|---|
| Patients | 328 |
| Total drug cost | $251,183 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Dermatology |
Medical group
- Semler Dermatology IncLansdowne, VA · 5 clinicians
Industry payments (Open Payments)
- 2025$1,233 · 31 payments from 16 companies
- 2024$1,281 · 34 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $233.12 | 4 |
| Ortho Dermatologics, A Division of Bausch Health US, LLC | $142.82 | 4 |
| E.R. Squibb & Sons, L.L.C. | $128.65 | 1 |
| Sun Pharmaceutical Industries Inc. | $100.56 | 3 |
| Novartis Pharmaceuticals Corporation | $96.13 | 2 |
What the 2025 payments were for
- Food and Beverage$1,233 · 31 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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