Richard T. Leach, DO
NPI 1407852155ActiveIndividual· Internal Medicine· East Greenwich, RI
Internal Medicine (DO) with Affinity Physicians LLC., practicing in East Greenwich, Rhode Island. Their prescriptions cost Medicare Part D more than their services did: $637,779 for 10,031 claims, against $63,889 paid for services in 2024. Exact Sciences Corporation was the largest of 2 companies reporting payments in 2024, $76.96 in all, mostly food and beverage. Lists Kent County Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1407852155 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 27, 2005 |
| Last updated in NPPES | Sep 21, 2026 |
| Certified by provider | Sep 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | DO00374 | 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 - Internal Medicine (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 289 |
|---|---|
| Services billed | 1,039 across 32 procedure codes |
| Paid by Medicare | $63,889 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,031 · 22,013 30-day fills |
|---|---|
| Patients | 703 |
| Total drug cost | $637,779 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Affinity Physicians LLC.Warwick, RI · 730 clinicians
Hospital affiliations
- Kent County Memorial HospitalWarwick, RI
- South County Hospital IncWakefield, RI
- The Miriam HospitalProvidence, RI
- Women & Infants Hospital of Rhode IslandProvidence, RI
Other facilities
- Amedisys Home Health CareHome health agency · Warwick, RI
- Vna of Care New EnglandHome health agency · Warwick, RI
- Vna of Care New EnglandHospice · Warwick, RI
Industry payments (Open Payments)
- 2024$76.96 · 4 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $56.69 | 3 |
| Janssen Pharmaceuticals, Inc | $20.27 | 1 |
What the 2024 payments were for
- Food and Beverage$76.96 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 internal medicine physicians in East Greenwich · All internal medicine physicians in Rhode Island