Peter B. Rintels, M.D.
NPI 1871577999ActiveIndividual· Internal Medicine, Hematology· Cranston, RI
Internal Medicine, Hematology (M.D.) in Cranston, Rhode Island, trained at Harvard Medical School (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $5,937,226 for 1,560 claims, against $46,685 paid for services in 2024. Eisai Inc. was the largest of 2 companies reporting payments in 2025, $50.02 in all, mostly food and beverage.
Overview
| NPI | 1871577999 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 1, 2005 |
| Last updated in NPPES | Sep 3, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | 07910 | RI |
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 - Hematology (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 233 |
|---|---|
| Services billed | 673 across 10 procedure codes |
| Paid by Medicare | $46,685 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,560 · 2,056 30-day fills |
|---|---|
| Patients | 201 |
| Total drug cost | $5,937,226 |
| Generic share | 60% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Hematology |
| Secondary specialties | Internal Medicine |
Medical group
- Affinity Physicians LLC.Warwick, RI · 730 clinicians
Hospital affiliations
- Kent County Memorial HospitalWarwick, RI
- Rhode Island HospitalProvidence, RI
- The Miriam HospitalProvidence, RI
- Women & Infants Hospital of Rhode IslandProvidence, RI
Industry payments (Open Payments)
- 2025$50.02 · 2 payments from 2 companies
- 2024$357.75 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Eisai Inc. | $27.87 | 1 |
| Pfizer Inc. | $22.15 | 1 |
What the 2025 payments were for
- Food and Beverage$50.02 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records