Ross Louis Guarino, RPAC
NPI 1487703898ActiveIndividual· Physician Assistant, Surgical· Williamsville, NY
Physician Assistant, Surgical (RPAC) with Brain and Spine Medical Services PLLC, practicing in Williamsville, New York. Their prescriptions cost Medicare Part D more than their services did: $340,356 for 3,351 claims, against $24,262 paid for services in 2024. Collegium Pharmaceutical, Inc. was the largest of 23 companies reporting payments in 2025, $1,621 in all, mostly food and beverage.
Overview
| NPI | 1487703898 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RPAC |
| Sole proprietor | No |
| NPI issued | Jan 9, 2007 |
| Last updated in NPPES | Aug 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 004793-1 | NY |
| Physician Assistant, Surgical | 363AS0400X | 004793 | 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 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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 108 |
|---|---|
| Services billed | 411 across 13 procedure codes |
| Paid by Medicare | $24,262 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,351 · 3,659 30-day fills |
|---|---|
| Patients | 446 |
| Total drug cost | $340,356 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Brain and Spine Medical Services PLLCWilliamsville, NY · 56 clinicians
Industry payments (Open Payments)
- 2025$1,621 · 95 payments from 23 companies
- 2024$1,825 · 83 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Collegium Pharmaceutical, Inc. | $346.83 | 41 |
| Pfizer Inc. | $215.65 | 8 |
| Protega Pharmaceutials Inc | $169.76 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $142.46 | 11 |
| Boston Scientific Corporation | $141.03 | 8 |
What the 2025 payments were for
- Food and Beverage$1,621 · 95 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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