Quick answers
- Where does Massoud Arbabzadeh see patients?
- Medicare's clinician data lists 5 practice locations, including Fountain Valley, CA, Garden Grove, CA and Riverside, CA. Call before your visit to confirm the address.
- What is Massoud Arbabzadeh's specialty?
- Medicare lists Interventional Radiology as the primary specialty.
- Does Massoud Arbabzadeh accept Medicare assignment?
- Yes. Medicare's clinician data says Massoud Arbabzadeh 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 Massoud Arbabzadeh?
- (714) 432-9990, as listed in official Medicare / NPI Registry data.
- What is Massoud Arbabzadeh's NPI number?
- 1841245149. 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 Massoud Arbabzadeh is enrolled with Medicare (CMS data updated 2026-10-02).
- 10760 Warner Ave, Suite 102Fountain Valley, CA 92708 (714) 432‑9990
- 12827 Harbor Blvd, Suite GGarden Grove, CA 92840 (323) 973‑2323
- 12827 Harbor Blvd, Suite G1Garden Grove, CA 92840 (714) 543‑1680
- 4334 Central AveRiverside, CA 92506 (951) 248‑1291
- 8357 Florence AveDowney, CA 90240 (323) 770‑9607
Group practices
Medicare enrollment lists Massoud Arbabzadeh as a member of these groups (CMS data updated 2026-10-02).
- Nephrology Associates Medical Group Inc64 clinicians in the group
- Christopher C Ninh MD, Inc5 clinicians in the group
- Orange County Vascular Access a Medical Corporation3 clinicians in the group
Specialties
- Interventional Radiologyprimary
Other interventional radiologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841245149 |
| 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