Quick answers
- Which hospitals does Richard Chyan work at?
- Medicare's official clinician data lists Richard Chyan at 2 hospitals: Providence St. Jude Medical Center and St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Richard Chyan see patients?
- Medicare's clinician data lists 2 practice locations, including Orange, CA. Call before your visit to confirm the address.
- What is Richard Chyan's specialty?
- Medicare lists Physical Medicine and Rehabilitation as the primary specialty.
- Does Richard Chyan accept Medicare assignment?
- Yes. Medicare's clinician data says Richard Chyan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Richard Chyan?
- (714) 869-7487, as listed in official Medicare / NPI Registry data.
- What is Richard Chyan's NPI number?
- 1013406628. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Richard Chyan works
Medicare's Facility Affiliation Data lists Richard Chyan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence St. Jude Medical CenterFullerton, CA · Acute Care Hospital · CCN 050168
- St Mary Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050191
Practice locations
Addresses where Richard Chyan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1010 W La Veta AveOrange, CA 92868 (714) 869‑7487
- 1100 W Stewart DrOrange, CA 92868 (714) 533‑9111
Group practices
Medicare enrollment lists Richard Chyan as a member of this group (CMS data updated 2026-10-02).
- Orca Rehab Inc16 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in California →
Other rehabilitation doctors in Orange
Clinicians with the same Medicare primary specialty in Orange, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013406628 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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