Santiago A. Ulloa Ramirez
NPI 1619074960ActiveIndividual· Surgery· Guaynabo, PR
Surgery in Guaynabo, Puerto Rico, licensed in PR, with an NPI issued in September 2006. 22 Medicare patients in 2024, $7,171 paid; all of their 303 Part D prescriptions were generic. Johnson and Johnson International was the largest of 2 companies reporting payments in 2025, $130.23 in all, mostly food and beverage. Lists Doctors' Center Hospital San Juan as a hospital affiliation.
Overview
| NPI | 1619074960 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Sep 19, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 10722 | 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 - Colorectal Surgery (Proctology) (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 54 across 15 procedure codes |
| Paid by Medicare | $7,171 |
Part D prescriptions in 2024
| Prescriptions (claims) | 303 · 307 30-day fills |
|---|---|
| Patients | 157 |
| Total drug cost | $4,308 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Colorectal Surgery (Proctology) |
Hospital affiliation
- Doctors' Center Hospital San JuanSanturce, PR
Industry payments (Open Payments)
- 2025$130.23 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Johnson and Johnson International | $101.28 | 1 |
| Medtronic, Inc. | $28.95 | 1 |
What the 2025 payments were for
- Food and Beverage$130.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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