Esther I-Ping Chang, M.D.
NPI 1124223771ActiveIndividual· Ophthalmology· Norfolk, VA
Ophthalmology (M.D.) in Norfolk, Virginia, trained at Harvard Medical School (class of 2006). Part D covered 382 prescriptions written in 2024, 48% of them generic.
Overview
| NPI | 1124223771 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 15, 2007 |
| Last updated in NPPES | Nov 30, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 0101250445 | VA |
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 (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 382 · 575 30-day fills |
|---|---|
| Patients | 90 |
| Total drug cost | $12,076 |
| Generic share | 48% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Ophthalmology |
Medical group
- County of San MateoSan Mateo, CA · 310 clinicians
Hospital affiliation
- San Mateo Medical CenterSan Mateo, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 46 ophthalmologists in Norfolk · All ophthalmologists in Virginia