Jillian C. Lamarca, RPA-C
NPI 1891928750ActiveIndividual· Physician Assistant· Buffalo, NY
Physician Assistant (RPA-C) with Highgate Medical Group PC, practicing in Buffalo, New York. Their prescriptions cost Medicare Part D more than their services did: $734,391 for 4,368 claims, against $14,600 paid for services in 2024. Novo Nordisk Inc was the largest of 20 companies reporting payments in 2025, $1,713 in all, mostly food and beverage. Lists Kaleida Health and 1 other hospital as hospital affiliations.
Overview
| NPI | 1891928750 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RPA-C |
| Sole proprietor | Yes |
| NPI issued | Aug 26, 2009 |
| Last updated in NPPES | Jul 13, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 013306-1 | NY |
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 | 71 |
|---|---|
| Services billed | 258 across 26 procedure codes |
| Paid by Medicare | $14,600 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,368 · 8,739 30-day fills |
|---|---|
| Patients | 652 |
| Total drug cost | $734,391 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Highgate Medical Group PCWilliamsville, NY · 57 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Mount St. Mary's Hospital & Health CenterLewiston, NY
Industry payments (Open Payments)
- 2025$1,713 · 99 payments from 20 companies
- 2024$1,502 · 84 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $329.70 | 19 |
| Pfizer Inc. | $223.70 | 16 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $145.98 | 12 |
| Abbvie Inc. | $145.03 | 7 |
| Lilly USA, LLC | $132.46 | 9 |
What the 2025 payments were for
- Food and Beverage$1,713 · 99 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 494 physician assistants in Buffalo · All physician assistants in New York