Shih-Fan Sun
NPI 1003234063ActiveIndividual· Internal Medicine· Rolling Hills Estates, CA
Internal Medicine in Rolling Hills Estates, California, trained at Wayne State University School of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $289,386 for 4,571 claims, against $99,498 paid for services in 2024.
Overview
| NPI | 1003234063 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 6, 2014 |
| Last updated in NPPES | Sep 9, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A140568 | CA |
| General Practice | 208D00000X | A140568 | 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 | 522 |
|---|---|
| Services billed | 3,090 across 44 procedure codes |
| Paid by Medicare | $99,498 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,571 · 10,331 30-day fills |
|---|---|
| Patients | 533 |
| Total drug cost | $289,386 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | General Practice |
| Telehealth | Offers telehealth |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Hospital affiliations
- Ronald Reagan UCLA Medical CenterLos Angeles, CA
- Santa Monica - UCLA Med Ctr & Orthopaedic HospitalSanta Monica, CA
- Torrance Memorial Medical CenterTorrance, CA
Other facilities
- Torrance Memorial Home HealthHome health agency · Torrance, 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 providers in Rolling Hills Estates
- 1285210070
- 1699165738
- 1396751194
- 1164885174
- 1417123332
- 1518958495
- 1538589965
- 1316998776
- 1568482859
- 1588746150