Gwendoline Z. Songwe, O.D.
NPI 1720429368ActiveIndividual· Optometrist· Annapolis, MD
Optometrist (O.D.) with Ronald S. Oser, MD, PA, practicing in Annapolis, Maryland. In 2024 Medicare paid $198,695 for 553 patients, and Part D covered 409 of their prescriptions, 75% of them generic. Thea Pharma Inc. was the largest of 8 companies reporting payments in 2025, $794.86 in all, mostly food and beverage.
Overview
| NPI | 1720429368 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 11, 2013 |
| Last updated in NPPES | Sep 2, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | TA2317 | MD |
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 - Optometry (DC); Practitioner - Optometry (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 553 |
|---|---|
| Services billed | 4,411 across 22 procedure codes |
| Paid by Medicare | $198,695 |
Part D prescriptions in 2024
| Prescriptions (claims) | 409 · 772 30-day fills |
|---|---|
| Patients | 167 |
| Total drug cost | $52,514 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Optometry |
Medical group
- Ronald S. Oser, MD, PALaurel, MD · 2 clinicians
Industry payments (Open Payments)
- 2025$794.86 · 16 payments from 8 companies
- 2024$312.49 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Thea Pharma Inc. | $309.47 | 3 |
| Tarsus Pharmaceuticals, Inc. | $203.38 | 5 |
| Sun Pharmaceutical Industries Inc. | $111.76 | 2 |
| Alcon Vision LLC | $67.40 | 2 |
| Harrow Eye, LLC | $36.20 | 1 |
What the 2025 payments were for
- Food and Beverage$594.86 · 14 payments
- Education$200.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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