Lourdes Marrero Diaz, M.D.
NPI 1205800216ActiveIndividual· General Practice· Trujillo Alto, PR
General Practice (M.D.) with Hospital Espanol Auxilio Mutuo de Puerto Rico, Inc., practicing in Trujillo Alto, Puerto Rico. Their prescriptions cost Medicare Part D more than their services did: $144,894 for 2,175 claims, against $12,005 paid for services in 2024. Smith+nephew, Inc. was the largest of 3 companies reporting payments in 2025, $211.51 in all, mostly food and beverage. Lists Auxilio Mutuo Hospital as a hospital affiliation.
Overview
| NPI | 1205800216 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 15, 2006 |
| Last updated in NPPES | Aug 23, 2021 |
| Certified by provider | Aug 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 16259 | PR |
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 - General Practice (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 31 |
|---|---|
| Services billed | 371 across 11 procedure codes |
| Paid by Medicare | $12,005 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,175 · 3,837 30-day fills |
|---|---|
| Patients | 256 |
| Total drug cost | $144,894 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | General Practice |
Medical group
- Hospital Espanol Auxilio Mutuo de Puerto Rico, Inc.San Juan, PR · 54 clinicians
Hospital affiliation
- Auxilio Mutuo HospitalSan Juan, PR
Industry payments (Open Payments)
- 2025$211.51 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $163.50 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $25.00 | 1 |
| Bayer Puerto Rico Inc. | $23.01 | 1 |
What the 2025 payments were for
- Food and Beverage$189.02 · 4 payments
- Travel and Lodging$22.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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