Shirley Ryan Koss, FNP-C
NPI 1902468457ActiveIndividual· Nurse Practitioner, Family· Framingham, MA
Nurse Practitioner, Family (FNP-C) with Charles River Medical Associates, PC, practicing in Framingham, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $30,059 for 112 claims, against $1,386 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 7 companies reporting payments in 2025, $485.85 in all, mostly food and beverage. Lists Brigham and Women's Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1902468457 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Jul 5, 2019 |
| Last updated in NPPES | May 2, 2025 |
| Certified by provider | May 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | RN2301202 | 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 - Nurse Practitioner (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 25 across 3 procedure codes |
| Paid by Medicare | $1,386 |
Part D prescriptions in 2024
| Prescriptions (claims) | 112 · 238 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $30,059 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Charles River Medical Associates, PCHudson, MA · 119 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Metrowest Medical CenterFramingham, MA
- Newton-Wellesley HospitalNewton, MA
Industry payments (Open Payments)
- 2025$485.85 · 16 payments from 7 companies
- 2024$221.44 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $137.80 | 2 |
| Novartis Pharmaceuticals Corporation | $81.54 | 4 |
| E.R. Squibb & Sons, L.L.C. | $76.43 | 3 |
| Amgen Inc. | $73.68 | 3 |
| Boston Scientific Corporation | $52.12 | 1 |
What the 2025 payments were for
- Food and Beverage$485.85 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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