Daniel Harold Karstedt, PA-C
NPI 1114412905ActiveIndividual· Physician Assistant, Medical· Williamsville, NY
Physician Assistant, Medical (PA-C) with Buffalo Medical Group, P.C., practicing in Williamsville, New York. 333 Medicare patients in 2024, $37,255 paid; nearly all of their 680 Part D prescriptions were generic (98%). Amgen Inc. reported $17.93 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1114412905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 25, 2018 |
| Last updated in NPPES | Sep 28, 2022 |
| Certified by provider | Sep 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | — | — |
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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 333 |
|---|---|
| Services billed | 1,365 across 26 procedure codes |
| Paid by Medicare | $37,255 |
Part D prescriptions in 2024
| Prescriptions (claims) | 680 · 730 30-day fills |
|---|---|
| Patients | 353 |
| Total drug cost | $22,161 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Buffalo Medical Group, P.C.Williamsville, NY · 236 clinicians
Industry payments (Open Payments)
- 2025$17.93 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $17.93 | 1 |
What the 2025 payments were for
- Food and Beverage$17.93 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 74 physician assistants in Williamsville · All physician assistants in New York