Irene S. Villamil - Sanchez, MD
NPI 1518148782ActiveIndividual· Internal Medicine, Gastroenterology· Rio Piedras, PR
Internal Medicine, Gastroenterology (MD) in Rio Piedras, Puerto Rico, trained at University of Pittsburgh School of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $1,473,161 for 445 claims, against $1,526 paid for services in 2024. Abbvie Inc. was the largest of 6 companies reporting payments in 2025, $278.96 in all, mostly food and beverage.
Overview
| NPI | 1518148782 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 16, 2007 |
| Last updated in NPPES | Sep 10, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 17961 | PR |
| Internal Medicine | 207R00000X | 17961 | 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 | 12 |
|---|---|
| Services billed | 19 across 5 procedure codes |
| Paid by Medicare | $1,526 |
Part D prescriptions in 2024
| Prescriptions (claims) | 445 · 483 30-day fills |
|---|---|
| Patients | 85 |
| Total drug cost | $1,473,161 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- Recinto de Ciencias MedicasCarolina, PR · 247 clinicians
- Hospital Espanol Auxilio Mutuo de Puerto Rico, Inc.San Juan, PR · 54 clinicians
Industry payments (Open Payments)
- 2025$278.96 · 10 payments from 6 companies
- 2024$237.52 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $124.21 | 5 |
| Janssen Pharmaceuticals, Inc | $43.87 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $33.33 | 1 |
| Madrigal Pharmaceuticals | $27.78 | 1 |
| Organon LLC | $26.32 | 1 |
What the 2025 payments were for
- Food and Beverage$278.96 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Gastroenterology providers in Rio Piedras
- 1962497164
- 1467556159
- 1770928046
- 1346243722
- 1720197338
All Internal Medicine, Gastroenterology providers in Puerto Rico →