Quick answers
- Where does James J. Chuang see patients?
- Medicare's clinician data lists 1 practice location in Monterey Park, CA. Call before your visit to confirm the address.
- What is James J. Chuang's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does James J. Chuang accept Medicare assignment?
- Medicare's clinician data says James J. Chuang may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for James J. Chuang?
- (626) 571-6100, as listed in official Medicare / NPI Registry data.
- What is James J. Chuang's NPI number?
- 1720195977. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where James J. Chuang is enrolled with Medicare (CMS data updated 2026-10-02).
- 605 N Garfield AveMonterey Park, CA 91754 (626) 571‑6100
Group practices
Medicare enrollment lists James J. Chuang as a member of this group (CMS data updated 2026-10-02).
- AHMC International Cancer Center a Medical Corporation2 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1720195977 |
| 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
- 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