Sarah Michelle Chang, MD
NPI 1790280402ActiveIndividual· Ophthalmology· Greenbelt, MD
Ophthalmology (MD) in Greenbelt, Maryland, trained at University of Maryland School of Medicine (class of 2018). In 2024 Medicare paid $134,434 for 350 patients, and Part D covered 950 of their prescriptions, 69% of them generic. Amgen Inc. was the largest of 7 companies reporting payments in 2025, $789.78 in all, mostly food and beverage.
Overview
| NPI | 1790280402 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 26, 2018 |
| Last updated in NPPES | May 16, 2022 |
| Certified by provider | May 16, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | D0092875 | 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 - Ophthalmology (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 350 |
|---|---|
| Services billed | 1,235 across 31 procedure codes |
| Paid by Medicare | $134,434 |
Part D prescriptions in 2024
| Prescriptions (claims) | 950 · 1,635 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $94,599 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Ophthalmology |
Medical group
- Washington Eye Institute, LLCRockville, MD · 9 clinicians
Industry payments (Open Payments)
- 2025$789.78 · 37 payments from 7 companies
- 2024$849.54 · 37 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $248.17 | 11 |
| Alcon Vision LLC | $200.24 | 9 |
| Abbvie Inc. | $161.90 | 11 |
| Tarsus Pharmaceuticals, Inc. | $98.95 | 3 |
| Oyster Point Pharma, Inc. | $31.26 | 1 |
What the 2025 payments were for
- Food and Beverage$789.78 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in Greenbelt
- 1770753436
- 1740450816
- 1487771630
- 1225001654
- 1841935582
- 1861585440
- 1497744205
- 1487643144