Rafael A. Martir-Guevara, M.D
NPI 1508996562ActiveIndividual· Internal Medicine, Gastroenterology· Ponce, PR
Internal Medicine, Gastroenterology (M.D) in Ponce, Puerto Rico, trained at University of Puerto Rico School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $52,060 for 1,531 claims, against $4,941 paid for services in 2024.
Overview
| NPI | 1508996562 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Mar 7, 2007 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 6905 | PR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 46 across 9 procedure codes |
| Paid by Medicare | $4,941 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,531 · 1,597 30-day fills |
|---|---|
| Patients | 576 |
| Total drug cost | $52,060 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- Ponce Gastroenterology SocietyPonce, PR · 3 clinicians
- Instituto de Endoscopia Digestiva del SurPonce, PR · 2 clinicians
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 Puerto Rico →