Yu-Nan Hsu, D.O
NPI 1922382407ActiveIndividual· Hospitalist· Fountain Valley, CA
Hospitalist (D.O) in Fountain Valley, California, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2010). In 2024 Medicare paid $271,429 for 535 patients, and Part D covered 2,842 of their prescriptions, 77% of them generic.
Overview
| NPI | 1922382407 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | No |
| NPI issued | Oct 3, 2011 |
| Last updated in NPPES | Dec 28, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 20A11894 | CA |
| Internal Medicine | 207R00000X | A11894 | 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 | 535 |
|---|---|
| Services billed | 2,824 across 15 procedure codes |
| Paid by Medicare | $271,429 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,842 · 3,079 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $264,972 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Excellence Home Health Care Agency IncHome health agency · Chino, CA
- Paramount Home CareHome health agency · Stanton, CA
- Seniority Home Health, Inc.Home health agency · Los Angeles, CA
- Beachside Nursing CenterNursing home · Huntington Beach, CA
- Fountain Valley Post AcuteNursing home · Fountain Valley, CA
- Huntington Valley Healthcare CenterNursing home · Huntington Beach, CA
- Mission Palms Healthcare CenterNursing home · Westminster, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 hospitalists in Fountain Valley · All hospitalists in California