Stephanie Jamie Changchien, M.D.
NPI 1205061835ActiveIndividual· Family Medicine· Corona, CA
Family Medicine (M.D.) in Corona, California, trained at Northwestern University Feinberg Medical School (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $47,586 for 596 claims, against $3,569 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $14.86 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1205061835 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 27, 2009 |
| Last updated in NPPES | May 13, 2020 |
| Certified by provider | May 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A106116 | CA |
| Family Medicine | 207Q00000X | 036125294 | IL |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 46 across 10 procedure codes |
| Paid by Medicare | $3,569 |
Part D prescriptions in 2024
| Prescriptions (claims) | 596 · 1,352 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $47,586 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Family Practice |
Medical group
- Rupal B, Shah, MD., IncCorona, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$14.86 · 1 payment from 1 company
- 2024$98.54 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $14.86 | 1 |
What the 2025 payments were for
- Food and Beverage$14.86 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 82 family medicine physicians in Corona · All family medicine physicians in California