Hannah Hyochan Nam, M.D.
NPI 1477829190ActiveIndividual· Internal Medicine, Infectious Disease· Orange, CA
Internal Medicine, Infectious Disease (M.D.) with Uc Regents, practicing in Orange, California. Their prescriptions cost Medicare Part D more than their services did: $108,421 for 207 claims, against $23,136 paid for services in 2024. Beone Medicines USA, Inc. reported $34.17 in payments in 2025, mostly food and beverage. Lists Uci Health-Orange as a hospital affiliation.
Overview
| NPI | 1477829190 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 27, 2012 |
| Last updated in NPPES | Aug 29, 2023 |
| Certified by provider | Mar 29, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | A169099 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 260 across 15 procedure codes |
| Paid by Medicare | $23,136 |
Part D prescriptions in 2024
| Prescriptions (claims) | 207 · 281 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $108,421 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Uc RegentsOrange, CA · 319 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$34.17 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Beone Medicines USA, Inc. | $34.17 | 1 |
What the 2025 payments were for
- Food and Beverage$34.17 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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