Hannah Nien, M.D.
NPI 1417183203ActiveIndividual· Radiology, Diagnostic Radiology· Torrance, CA
Radiology, Diagnostic Radiology (M.D.) in Torrance, California, trained at Tufts University School of Medicine (class of 2009). Medicare paid $78,033 for services to 1,140 patients in 2024. Bard Peripheral Vascular, Inc. reported $28.10 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1417183203 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2009 |
| Last updated in NPPES | Sep 18, 2026 |
| Certified by provider | Sep 18, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | A131459 | CA |
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 - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,140 |
|---|---|
| Services billed | 2,325 across 25 procedure codes |
| Paid by Medicare | $78,033 |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Moran Rowen and Dorsey IncOrange, CA · 37 clinicians
Hospital affiliation
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2024$28.10 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Bard Peripheral Vascular, Inc. | $28.10 | 1 |
What the 2024 payments were for
- Food and Beverage$28.10 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 71 diagnostic radiologists in Torrance · All diagnostic radiologists in California