Michelle Lynn Buffington, NP
NPI 1558640540ActiveIndividual· Nurse Practitioner, Adult Health· Providence, RI
Nurse Practitioner, Adult Health (NP) with Affinity Physicians LLC., practicing in Providence, Rhode Island. Their prescriptions cost Medicare Part D more than their services did: $1,719,731 for 784 claims, against $2,502 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2025, $49.37 in all, mostly food and beverage. Lists Rhode Island Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1558640540 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 9, 2011 |
| Last updated in NPPES | Aug 14, 2026 |
| Certified by provider | Aug 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | APRN01880 | RI |
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 - Nurse Practitioner (MA); Practitioner - Nurse Practitioner (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 48 |
|---|---|
| Services billed | 53 across 3 procedure codes |
| Paid by Medicare | $2,502 |
Part D prescriptions in 2024
| Prescriptions (claims) | 784 · 1,619 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $1,719,731 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Affinity Physicians LLC.Warwick, RI · 730 clinicians
Hospital affiliations
- Rhode Island HospitalProvidence, RI
- Women & Infants Hospital of Rhode IslandProvidence, RI
Industry payments (Open Payments)
- 2025$49.37 · 2 payments from 2 companies
- 2024$14.44 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $28.44 | 1 |
| Tactile Systems Technology Inc | $20.93 | 1 |
What the 2025 payments were for
- Food and Beverage$49.37 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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