Harlan G. Rich, MD
NPI 1912947045ActiveIndividual· Internal Medicine, Gastroenterology· Riverside, RI
Internal Medicine, Gastroenterology (MD) in Riverside, Rhode Island, trained at Columbia University College of Physicians and Surgeons (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $222,994 for 556 claims, against $44,869 paid for services in 2024.
Overview
| NPI | 1912947045 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Nov 3, 2025 |
| Certified by provider | Nov 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD07751 | 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 - Gastroenterology (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 252 |
|---|---|
| Services billed | 440 across 29 procedure codes |
| Paid by Medicare | $44,869 |
Part D prescriptions in 2024
| Prescriptions (claims) | 556 · 1,037 30-day fills |
|---|---|
| Patients | 134 |
| Total drug cost | $222,994 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Gastroenterology |
Medical groups
- Lifespan Physician Group IncProvidence, RI · 1,173 clinicians
- Rhode Island HospitalProvidence, RI · 437 clinicians
- Brown MedicineRiverside, RI · 217 clinicians
Hospital affiliations
- Rhode Island HospitalProvidence, RI
- The Miriam HospitalProvidence, RI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Gastroenterology providers in Rhode Island →