Derek Walter Nickerson, M.D.
NPI 1265895619ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· San Diego, CA
Dermatology, MOHS-Micrographic Surgery (M.D.) in San Diego, California, trained at New York Medical College (class of 2016). In 2024 Medicare paid $564,257 for 848 patients, and Part D covered 780 of their prescriptions, 89% of them generic. Genzyme Corporation was the largest of 12 companies reporting payments in 2025, $877.15 in all, mostly food and beverage.
Overview
| NPI | 1265895619 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 2, 2016 |
| Last updated in NPPES | May 18, 2025 |
| Certified by provider | May 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, MOHS-Micrographic Surgery Primary | 207ND0101X | A171167 | CA |
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 - Micrographic Dermatologic Surgery (Mds) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 848 |
|---|---|
| Services billed | 6,087 across 121 procedure codes |
| Paid by Medicare | $564,257 |
Part D prescriptions in 2024
| Prescriptions (claims) | 780 · 990 30-day fills |
|---|---|
| Patients | 322 |
| Total drug cost | $265,978 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Micrographic Dermatologic Surgery (Mds) |
| Secondary specialties | Dermatology |
Medical group
- Grossmont Dermatology Medical ClinicLa Mesa, CA · 10 clinicians
Industry payments (Open Payments)
- 2025$877.15 · 33 payments from 12 companies
- 2024$1,408 · 60 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $151.24 | 4 |
| Janssen Biotech, Inc. | $150.80 | 4 |
| Pfizer Inc. | $143.80 | 8 |
| Regeneron Healthcare Solutions, Inc. | $93.05 | 3 |
| Abbvie Inc. | $77.06 | 3 |
What the 2025 payments were for
- Food and Beverage$877.15 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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