Ricardo A. Lopez Diaz, MD
NPI 1780117101ActiveIndividual· Radiology, Vascular & Interventional Radiology· Bayamon, PR
Radiology, Vascular & Interventional Radiology (MD) with Sanford Bismarck and 2 other groups, practicing in Bayamon, Puerto Rico. Medicare paid $18,591 for services to 815 patients in 2024. Penumbra, Inc. was the largest of 3 companies reporting payments in 2025, $282.68 in all, mostly food and beverage. Lists Hospital Pavia Santurce and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1780117101 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 4, 2017 |
| Last updated in NPPES | May 7, 2026 |
| Certified by provider | May 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | 23567 | PR |
| Radiology, Diagnostic Radiology | 2085R0202X | 64241 | MN |
| Radiology, Diagnostic Radiology | 2085R0202X | 23567 | 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 - Diagnostic Radiology (ND); Practitioner - Diagnostic Radiology (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 815 |
|---|---|
| Services billed | 1,098 across 121 procedure codes |
| Paid by Medicare | $18,591 |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
| Secondary specialties | Interventional Radiology |
Medical groups
- Sanford BismarckBismarck, ND · 556 clinicians
- M and P Radiologos, LLCSan Juan, PR · 20 clinicians
- San Pablo Developers IncBayamon, PR · 4 clinicians
Hospital affiliations
- Hospital Pavia SanturceSan Juan, PR
- McKenzie County Healthcare Systems IncWatford City, ND
- Sanford Medical Center BismarckBismarck, ND
Industry payments (Open Payments)
- 2025$282.68 · 4 payments from 3 companies
- 2024$3,539 · 26 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $163.68 | 1 |
| Terumo Medical Corporation | $78.69 | 1 |
| Becton, Dickinson and Company | $40.31 | 2 |
What the 2025 payments were for
- Food and Beverage$282.68 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Radiology, Vascular & Interventional Radiology providers in Puerto Rico →