Chien C. Ou, MD
NPI 1790916385ActiveIndividual· Ophthalmology· Lewisburg, PA
Ophthalmology (MD) in Lewisburg, Pennsylvania, trained at Ohio State University College of Medicine (class of 2009). In 2024 Medicare paid $312,722 for 1,201 patients, and Part D covered 2,977 of their prescriptions, 73% of them generic. Alcon Vision LLC was the largest of 4 companies reporting payments in 2025, $475.71 in all, mostly food and beverage.
Overview
| NPI | 1790916385 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 31, 2009 |
| Last updated in NPPES | Feb 10, 2026 |
| Certified by provider | Feb 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | MD448876 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,201 |
|---|---|
| Services billed | 3,555 across 39 procedure codes |
| Paid by Medicare | $312,722 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,977 · 6,020 30-day fills |
|---|---|
| Patients | 656 |
| Total drug cost | $344,035 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Ophthalmology |
Medical group
- Bernstein, Hilliker, Hartzell Eye Center, LLPLewisburg, PA · 16 clinicians
Hospital affiliations
- Upmc WilliamsportWilliamsport, PA
- Wellspan Evangelical Community HospitalLewisburg, PA
Industry payments (Open Payments)
- 2025$475.71 · 15 payments from 4 companies
- 2024$378.31 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $298.66 | 8 |
| Bausch & Lomb Americas Inc. | $99.91 | 5 |
| Rxsight Inc | $64.43 | 1 |
| New World Medical,inc. | $12.71 | 1 |
What the 2025 payments were for
- Food and Beverage$475.71 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in Lewisburg
- 1861809394
- 1942390745
- 1053705053
- 1982630380
- 1558759027
- 1427471259
- 1528163466