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MR. GRANT KOSTIKIAN
NPI 1578777546
Clinic/Center - Multi-Specialty in Glendale, CA

Active since May 09, 2007
1386 E GARFIELD AVE, GLENDALE, CA 91205(818) 281-8091 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Mr. Grant Kostikian NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. GRANT KOSTIKIAN (NPI 1578777546) is an individual multi-specialty provider in Glendale, California and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1578777546
Entity TypeIndividualMale
Primary Taxonomy261QM1300X
Provider Legal NameMR. GRANT KOSTIKIAN
Location Address1386 E GARFIELD AVEGlendale, CA 91205-2660
Mailing Address1386 E Garfield AveGlendale, CA 91205-2660 · (818) 281-8091
Phone(818) 281-8091
Sole ProprietorYes
Enumeration DateMay 9, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1578777546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Multi-SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM1300X
Also ListedClinic/Center · Sleep Disorder DiagnosticTaxonomy 261QS1200X
1386 E GARFIELD AVE, Glendale, CA 91205
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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GRANT DIAGNOSTIC SERVICES,INC
Clinic/Center (Multi-Specialty)
1386 E GARFIELD AVE
GLENDALE, CA 91205
Los Angeles County (818) 956-1581
GNA DIAGNOSTIC
Clinic/Center (Multi-Specialty)
1386 E GARFIELD AVE
GLENDALE, CA 91205
Los Angeles County (818) 281-8091

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Grant Kostikian's NPI number?

The NPI number for Grant Kostikian is 1578777546. It was assigned to this individual provider in the NPPES registry on May 9, 2007.

Where is Grant Kostikian located?

Grant Kostikian practices at 1386 E Garfield Ave, Glendale, CA 91205. The listed phone number is (818) 281-8091.

What is Grant Kostikian's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Multi-Specialty, with taxonomy code 261QM1300X.

When was this NPI record last updated?

The NPPES record for Grant Kostikian was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.