Nga Chang, MD
NPI 1538222039ActiveIndividual· General Practice· New York, NY
General Practice (MD) in New York, New York, licensed in NY, with an NPI issued in December 2006. Their prescriptions cost Medicare Part D more than their services did: $345,505 for 2,853 claims, against $45,304 paid for services in 2024.
Overview
| NPI | 1538222039 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 18, 2006 |
| Last updated in NPPES | Aug 8, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 148111 | NY |
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 - General Practice (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 610 across 9 procedure codes |
| Paid by Medicare | $45,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,853 · 6,234 30-day fills |
|---|---|
| Patients | 155 |
| Total drug cost | $345,505 |
| Generic share | 86% of claims |
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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