Karl David Bassler, M.D.
NPI 1215938949ActiveIndividual· Dermatology· Laguna Hills, CA
Dermatology (M.D.) in Laguna Hills, California, trained at University of California, Davis School of Medicine (class of 1996). 653 Medicare patients in 2024, $324,904 paid; nearly all of their 711 Part D prescriptions were generic (94%). Leo Pharma Inc. was the largest of 7 companies reporting payments in 2025, $256.48 in all, mostly food and beverage.
Overview
| NPI | 1215938949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 3, 2005 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A64015 | CA |
| Dermatology, Dermatopathology | 207ND0900X | A64015 | CA |
| Dermatology, Procedural Dermatology | 207NS0135X | A64015 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 653 |
|---|---|
| Services billed | 6,656 across 53 procedure codes |
| Paid by Medicare | $324,904 |
Part D prescriptions in 2024
| Prescriptions (claims) | 711 · 804 30-day fills |
|---|---|
| Patients | 269 |
| Total drug cost | $197,010 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Dermatology |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$256.48 · 9 payments from 7 companies
- 2024$503.35 · 17 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Leo Pharma Inc. | $85.00 | 3 |
| Urgo Medical North America, LLC | $53.34 | 1 |
| Galderma Laboratories, L.P. | $28.67 | 1 |
| Regeneron Healthcare Solutions, Inc. | $27.11 | 1 |
| Almirall LLC | $24.04 | 1 |
What the 2025 payments were for
- Food and Beverage$256.48 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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