Susan Tosh Butler, M.D.
NPI 1013118843ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· San Carlos, CA
Dermatology, MOHS-Micrographic Surgery (M.D.) in San Carlos, California, trained at University of Michigan Medical School (class of 2004). 386 Medicare patients in 2024, $459,740 paid; nearly all of their 213 Part D prescriptions were generic (96%). Incyte Corporation was the largest of 13 companies reporting payments in 2025, $1,235 in all, mostly food and beverage.
Overview
| NPI | 1013118843 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 30, 2007 |
| Last updated in NPPES | Oct 9, 2020 |
| Certified by provider | Oct 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, MOHS-Micrographic Surgery Primary | 207ND0101X | A111303 | CA |
| Dermatology | 207N00000X | A111303 | CA |
| Dermatology, Clinical & Laboratory Dermatological Immunology | 207NI0002X | A111303 | CA |
| Dermatology, Procedural Dermatology | 207NS0135X | A111303 | 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 - Micrographic Dermatologic Surgery (Mds) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 386 |
|---|---|
| Services billed | 2,210 across 74 procedure codes |
| Paid by Medicare | $459,740 |
Part D prescriptions in 2024
| Prescriptions (claims) | 213 · 232 30-day fills |
|---|---|
| Patients | 105 |
| Total drug cost | $8,189 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Micrographic Dermatologic Surgery (Mds) |
| Secondary specialties | Dermatology |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliation
- Peninsula Medical CenterBurlingame, CA
Industry payments (Open Payments)
- 2025$1,235 · 53 payments from 13 companies
- 2024$422.63 · 14 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $265.96 | 13 |
| Lilly USA, LLC | $163.90 | 8 |
| Amgen Inc. | $146.05 | 7 |
| Galderma Laboratories, L.P. | $140.25 | 6 |
| Organon LLC | $111.50 | 4 |
What the 2025 payments were for
- Food and Beverage$1,235 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records