Heather Marie Larson, PA
NPI 1003249269ActiveIndividual· Physician Assistant· Orchard Park, NY
Physician Assistant (PA) with Rpci Oncology, PC and 1 other group, practicing in Orchard Park, New York. Their prescriptions cost Medicare Part D more than their services did: $1,354,988 for 2,960 claims, against $13,132 paid for services in 2024. Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $3,919 in all, mostly food and beverage. Lists Brooks-Tlc Hospital System, Inc and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1003249269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Aug 12, 2013 |
| Last updated in NPPES | Jul 6, 2026 |
| Certified by provider | Jul 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 016812-1 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 142 |
|---|---|
| Services billed | 204 across 9 procedure codes |
| Paid by Medicare | $13,132 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,960 · 5,700 30-day fills |
|---|---|
| Patients | 858 |
| Total drug cost | $1,354,988 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Rpci Oncology, PCWilliamsville, NY · 65 clinicians
- Southtowns Gastroenterology, PLLCOrchard Park, NY · 3 clinicians
Hospital affiliations
- Brooks-Tlc Hospital System, IncDunkirk, NY
- Kaleida HealthBuffalo, NY
- Mercy Hospital of BuffaloBuffalo, NY
- Sisters of Charity HospitalBuffalo, NY
Industry payments (Open Payments)
- 2025$3,919 · 220 payments from 22 companies
- 2024$3,133 · 195 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $1,018 | 44 |
| Janssen Biotech, Inc. | $494.10 | 38 |
| Takeda Pharmaceuticals U.S.A., Inc. | $443.70 | 22 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $346.11 | 26 |
| Pfizer Inc. | $328.41 | 22 |
What the 2025 payments were for
- Food and Beverage$3,899 · 218 payments
- Education$19.72 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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