Yio-Fan Deborah Hsu, M.D.
NPI 1588989529ActiveIndividual· Internal Medicine· Orange, CA
Internal Medicine (M.D.) with Providence Medical Foundation, practicing in Orange, California. 99 Medicare patients in 2024, $22,113 paid; nearly all of their 166 Part D prescriptions were generic (93%). Lists Providence St. Joseph Hospital as a hospital affiliation.
Overview
| NPI | 1588989529 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 1, 2010 |
| Last updated in NPPES | Nov 3, 2021 |
| Certified by provider | Nov 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A118854 | 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 | 99 |
|---|---|
| Services billed | 302 across 8 procedure codes |
| Paid by Medicare | $22,113 |
Part D prescriptions in 2024
| Prescriptions (claims) | 166 · 166 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $5,303 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliation
- Providence St. Joseph HospitalOrange, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Orange
- 1043424575
- 1043848732
- 1053998989
- 1083077283
- 1093732992
- 1104171925
- 1114505781
- 1134224611
- 1154741254
- 1164601589
- 1205082161
- 1225358989
All 224 internal medicine physicians in Orange · All internal medicine physicians in California