Rosa Alexandra Lozada Sierra, M.D.
NPI 1154707206ActiveIndividual· Ophthalmology, Cornea and External Diseases Specialist· San Juan, PR
Ophthalmology, Cornea and External Diseases Specialist (M.D.) in San Juan, Puerto Rico, trained at University of Puerto Rico School of Medicine (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $193,619 for 2,748 claims, against $14,583 paid for services in 2024. Alcon Puerto Rico Inc reported $19.62 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1154707206 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 30, 2015 |
| Last updated in NPPES | Nov 10, 2021 |
| Certified by provider | Nov 10, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Cornea and External Diseases Specialist Primary | 207WX0120X | 19445 | 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 - Ophthalmology (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 47 |
|---|---|
| Services billed | 174 across 24 procedure codes |
| Paid by Medicare | $14,583 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,748 · 2,942 30-day fills |
|---|---|
| Patients | 631 |
| Total drug cost | $193,619 |
| Generic share | 40% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2024$19.62 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Alcon Puerto Rico Inc | $19.62 | 1 |
What the 2024 payments were for
- Food and Beverage$19.62 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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