Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Psychiatry

Stephan Simonian, MD

Sees patients in Glendale, CA · California

Summary

Stephan Simonian, MD (Psychiatry) is enrolled with Medicare at 1 practice location in Glendale, CA. NPI 1104924208. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Stephan Simonian, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

PsychiatryPrimary specialty
May acceptAccepts Medicare assignment
52Years since medical school (graduated 1974)
MaleGender (as listed)

Quick answers

Where does Stephan Simonian see patients?
Medicare's clinician data lists 1 practice location in Glendale, CA. Call before your visit to confirm the address.
What is Stephan Simonian's specialty?
Medicare lists Psychiatry as the primary specialty, and also Geriatric Psychiatry.
Does Stephan Simonian accept Medicare assignment?
Medicare's clinician data says Stephan Simonian 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 Stephan Simonian?
(818) 551-1118, as listed in official Medicare / NPI Registry data.
What is Stephan Simonian's NPI number?
1104924208. 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 Stephan Simonian is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Psychiatry doctors in California →

Other psychiatrists in Glendale

Clinicians with the same Medicare primary specialty in Glendale, CA — not a recommendation.

All psychiatrists in Glendale →

Clinician information

CredentialMD
Graduation year1974
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1104924208
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians