Seth G. Kates, M.D.
NPI 1760473557ActiveIndividual· Dermatology· Worcester, MA
Dermatology (M.D.) in Worcester, Massachusetts, trained at Perelman School of Med at the University of Pennsylvania (class of 1988). 2,602 Medicare patients in 2024, $1,152,822 paid; nearly all of their 1,142 Part D prescriptions were generic (96%). Abbvie Inc. was the largest of 20 companies reporting payments in 2025, $4,227 in all, mostly food and beverage.
Overview
| NPI | 1760473557 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 2, 2005 |
| Last updated in NPPES | Jul 21, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 75849 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,602 |
|---|---|
| Services billed | 15,726 across 103 procedure codes |
| Paid by Medicare | $1,152,822 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,142 · 1,246 30-day fills |
|---|---|
| Patients | 639 |
| Total drug cost | $168,235 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Dermatology |
Medical groups
- Chelmsford Dermatology PCChelmsford, MA · 4 clinicians
- Worcester Dermatology Associates, P.C.Worcester, MA · 4 clinicians
Industry payments (Open Payments)
- 2025$4,227 · 196 payments from 20 companies
- 2024$4,155 · 174 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $952.11 | 47 |
| Amgen Inc. | $384.77 | 13 |
| Genzyme Corporation | $347.70 | 10 |
| Ucb, Inc. | $338.62 | 13 |
| Lilly USA, LLC | $337.76 | 15 |
What the 2025 payments were for
- Food and Beverage$4,227 · 196 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 dermatologists in Worcester · All dermatologists in Massachusetts