Quick answers
- Which hospitals does Daniel Y. Chang work at?
- Medicare's official clinician data lists Daniel Y. Chang at 1 hospital: Garden Grove Hospital & Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Daniel Y. Chang see patients?
- Medicare's clinician data lists 2 practice locations, including Garden Grove, CA and La Mesa, CA. Call before your visit to confirm the address.
- What is Daniel Y. Chang's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Daniel Y. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Daniel Y. 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.
- What is the phone number for Daniel Y. Chang?
- (714) 537-5160, as listed in official Medicare / NPI Registry data.
- What is Daniel Y. Chang's NPI number?
- 1619265675. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Daniel Y. Chang works
Medicare's Facility Affiliation Data lists Daniel Y. Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Garden Grove Hospital & Medical CenterGarden Grove, CA · Acute Care Hospital · CCN 050230
Practice locations
Addresses where Daniel Y. Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 12601 Garden Grove BlvdGarden Grove, CA 92843 (714) 537‑5160
- 5525 Grossmont Ctr DrLa Mesa, CA 91942 (858) 499‑2600
Group practices
Medicare enrollment lists Daniel Y. Chang as a member of these groups (CMS data updated 2026-10-02).
- Cep America - California1,292 clinicians in the group
- Sharp Rees-Stealy Medical Group Inc884 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Garden Grove
Clinicians with the same Medicare primary specialty in Garden Grove, CA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1619265675 |
| 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