Angela H. Chang, MD
NPI 1679776199ActiveIndividual· Family Medicine· Stillwater, OK
Family Medicine (MD) with Cayuga Medical Associates PC and 1 other group, practicing in Stillwater, Oklahoma. 220 Medicare patients in 2024, $14,829 paid; nearly all of their 259 Part D prescriptions were generic (97%). Lists Cayuga Medical Center at Ithaca as a hospital affiliation.
Overview
| NPI | 1679776199 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 11, 2007 |
| Last updated in NPPES | Nov 3, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 27541 | OK |
| Family Medicine | 207Q00000X | TRN11002 | FL |
| Family Medicine | 207Q00000X | ME106278 | FL |
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 - Family Practice (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 220 |
|---|---|
| Services billed | 242 across 11 procedure codes |
| Paid by Medicare | $14,829 |
Part D prescriptions in 2024
| Prescriptions (claims) | 259 · 259 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $1,714 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Emergency Medicine |
Medical groups
- Cayuga Medical Associates PCIthaca, NY · 282 clinicians
- Cma Medical Practice PLLCIthaca, NY · 28 clinicians
Hospital affiliation
- Cayuga Medical Center at IthacaIthaca, NY
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 36 family medicine physicians in Stillwater · All family medicine physicians in Oklahoma