Quick answers
- Which hospitals does Timothy S. Chang work at?
- Medicare's official clinician data lists Timothy S. Chang at 2 hospitals: Ronald Reagan UCLA Medical Center and Santa Monica - UCLA Medical Center & Orthopaedic Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy S. Chang see patients?
- Medicare's clinician data lists 6 practice locations, including Los Angeles, CA. Call before your visit to confirm the address.
- What is Timothy S. Chang's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Timothy S. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy S. Chang 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.
- Does Timothy S. Chang offer telehealth?
- Medicare's clinician data says Timothy S. Chang offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Timothy S. Chang?
- (310) 794-1500, as listed in official Medicare / NPI Registry data.
- What is Timothy S. Chang's NPI number?
- 1710383146. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy S. Chang works
Medicare's Facility Affiliation Data lists Timothy S. Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ronald Reagan UCLA Medical CenterLos Angeles, CA · Acute Care Hospital · CCN 050262
- Santa Monica - UCLA Medical Center & Orthopaedic HospitalSanta Monica, CA · Acute Care Hospital · CCN 050112
Practice locations
Addresses where Timothy S. Chang is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 100 Medical Plz, Suite 425Los Angeles, CA 90095 (310) 794‑1500
- 150 Medical PlzLos Angeles, CA 90095 (310) 825‑9989
- 200 UCLA Medical Plz, Suite 120Los Angeles, CA 90095 (310) 206‑6931
- 300 Medical Plaza, B200Los Angeles, CA 90095 (310) 794‑1195
- 300 Medical PlzLos Angeles, CA 90095
Group practices
Medicare enrollment lists Timothy S. Chang as a member of this group (CMS data updated 2026-10-02).
- The Regents of the University of California97 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1710383146 |
| 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