Quick answers
- Does Tiffany J. Hwang accept Medicare assignment?
- Yes. Medicare's clinician data says Tiffany J. Hwang accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Tiffany J. Hwang's NPI number?
- 1013641919. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tiffany J. Hwang works
Medicare's Facility Affiliation Data lists Tiffany J. Hwang at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Riverside Community HospitalRiverside, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050022
Practice locations
Addresses where Tiffany J. Hwang is enrolled with Medicare (CMS data updated October 2, 2026).
- 1011 Balwin Park BlvdBaldwin Park, CA 91706 (626) 851‑1011
- 1255 W Arrow HwySan Dimas, CA 91773 (909) 394‑2526
- 1901 W Lugonia AveRedlands, CA 92374 (909) 557‑1600
- 400 N Pepper Ave, ArrowheadColton, CA 92324 (909) 580‑3390
Group practices
Medicare enrollment lists Tiffany J. Hwang as a member of these groups (CMS data updated October 2, 2026).
- Southern California Permanente Medical Group11,293 clinicians in the group
- San Bernardino Medical Orthopaedic Group Inc91 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Baldwin Park
Clinicians with the same Medicare primary specialty in Baldwin Park, CA — not a recommendation.
Other clinicians in Southern California Permanente Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013641919 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians