Jonathan Ming-Yan Fisher, MD
NPI 1578124863ActiveIndividual· Dermatology· Calabasas, CA
Dermatology (MD) in Calabasas, California, trained at Harvard Medical School (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $234,977 for 904 claims, against $127,765 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 2 companies reporting payments in 2025, $42.97 in all, mostly food and beverage.
Overview
| NPI | 1578124863 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 26, 2019 |
| Last updated in NPPES | Jul 12, 2023 |
| Certified by provider | Jul 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A179884 | 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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 529 |
|---|---|
| Services billed | 2,461 across 50 procedure codes |
| Paid by Medicare | $127,765 |
Part D prescriptions in 2024
| Prescriptions (claims) | 904 · 1,062 30-day fills |
|---|---|
| Patients | 385 |
| Total drug cost | $234,977 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Dermatology |
| Telehealth | Offers telehealth |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Industry payments (Open Payments)
- 2025$42.97 · 2 payments from 2 companies
- 2024$17.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $23.91 | 1 |
| Leo Pharma Inc. | $19.06 | 1 |
What the 2025 payments were for
- Food and Beverage$42.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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