Dina Y. Gewaily, MD
NPI 1104054048ActiveIndividual· Ophthalmology· Lancaster, PA
Ophthalmology (MD) in Lancaster, Pennsylvania, trained at Warren Alpert Medical School of Brown University (class of 2009). In 2024 Medicare paid $1,952,471 for 848 patients, and Part D covered 515 of their prescriptions, 63% of them generic. Genentech USA, Inc. was the largest of 2 companies reporting payments in 2025, $95.59 in all, mostly food and beverage.
Overview
| NPI | 1104054048 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 30, 2009 |
| Last updated in NPPES | Sep 24, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | MD448335 | PA |
| Ophthalmology, Retina Specialist | 207WX0107X | MD448335 | PA |
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 - Ophthalmology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 848 |
|---|---|
| Services billed | 29,442 across 44 procedure codes |
| Paid by Medicare | $1,952,471 |
Part D prescriptions in 2024
| Prescriptions (claims) | 515 · 710 30-day fills |
|---|---|
| Patients | 129 |
| Total drug cost | $17,872 |
| Generic share | 63% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Ophthalmology |
Medical group
- Lancaster Retina Specialists PCLancaster, PA · 5 clinicians
Hospital affiliation
- Lancaster General HospitalLancaster, PA
Industry payments (Open Payments)
- 2025$95.59 · 5 payments from 2 companies
- 2024$333.04 · 10 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $62.93 | 4 |
| Astellas Pharma US Inc | $32.66 | 1 |
What the 2025 payments were for
- Food and Beverage$95.59 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 46 ophthalmologists in Lancaster · All ophthalmologists in Pennsylvania