Hannah Choi Chang, MD
NPI 1134135288ActiveIndividual· Radiology, Neuroradiology· Sacramento, CA
Radiology, Neuroradiology (MD) in Sacramento, California, trained at University of Vermont College of Medicine (class of 2003). Medicare paid $18,410 for services to 237 patients in 2024. Genentech, Inc. reported $149.51 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1134135288 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 31, 2006 |
| Last updated in NPPES | Dec 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Neuroradiology Primary | 2085N0700X | A120635 | CA |
| Radiology, Neuroradiology | 2085N0700X | 35094059 | OH |
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 - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 237 |
|---|---|
| Services billed | 1,053 across 63 procedure codes |
| Paid by Medicare | $18,410 |
Education and affiliations
| Medical school | University of Vermont College of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliations
- Kaiser Foundation Hosp So SacramentoSacramento, CA
- Kaiser Foundation Hospital - SacramentoSacramento, CA
Industry payments (Open Payments)
- 2025$149.51 · 1 payment from 1 company
- 2024$34.00 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech, Inc. | $149.51 | 1 |
What the 2025 payments were for
- Food and Beverage$149.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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