Quick answers
- Where does Nariman Nassiri see patients?
- Medicare's clinician data lists 5 practice locations, including Duarte, CA, Fountain Valley, CA and Torrance, CA. Call before your visit to confirm the address.
- What is Nariman Nassiri's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Nariman Nassiri accept Medicare assignment?
- Yes. Medicare's clinician data says Nariman Nassiri 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 Nariman Nassiri?
- (626) 256-4673, as listed in official Medicare / NPI Registry data.
- What is Nariman Nassiri's NPI number?
- 1174056857. 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 Nariman Nassiri is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 Duarte RdDuarte, CA 91010 (626) 256‑4673
- 18111 Brookhurst St, Suite 6400Fountain Valley, CA 92708 (714) 963‑1444
- 23441 Madison St, Suite 120Torrance, CA 90505 (310) 373‑6708
- 23861 McBean Pkwy, Suite E21Valencia, CA 91355 (626) 900‑8875
- 879 W 190th St, Suite 100Gardena, CA 90248 (310) 329‑9975
Group practices
Medicare enrollment lists Nariman Nassiri as a member of these groups (CMS data updated 2026-10-02).
- City of Hope Medical Foundation982 clinicians in the group
- Jules Stein Eye Institute Medical Group119 clinicians in the group
- East-West Eye Institute a Medical Corporation16 clinicians in the group
- Nariman Nassiri MD Inc4 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174056857 |
| 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