Geumjoo Hwang, M.D.
NPI 1376529263ActiveIndividual· Radiologic Technologist, Radiography· Sacramento, CA
Radiologic Technologist, Radiography (M.D.) with Permanente Medical Group Inc, practicing in Sacramento, California. Mostly services rather than prescriptions: Medicare paid $7,425 for 89 patients in 2024, with only 17 Part D claims. Stryker Corporation was the largest of 2 companies reporting payments in 2025, $323.69 in all, mostly food and beverage. Lists Kaiser Foundation Hospital - Sacramento as a hospital affiliation.
Overview
| NPI | 1376529263 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 21, 2005 |
| Last updated in NPPES | Dec 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiologic Technologist, Radiography Primary | 2471C3402X | A89119 | CA |
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 | 89 |
|---|---|
| Services billed | 323 across 24 procedure codes |
| Paid by Medicare | $7,425 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 17 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $244.53 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
| Secondary specialties | Interventional Radiology |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - SacramentoSacramento, CA
Industry payments (Open Payments)
- 2025$323.69 · 2 payments from 2 companies
- 2024$290.23 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $175.83 | 1 |
| Microvention, Inc. | $147.86 | 1 |
What the 2025 payments were for
- Food and Beverage$323.69 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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