MIKAYEL GRIGORYAN MD INC
NPI 1891348793
Neurological Surgery in Glendale, CA

Active since July 19, 2019
1451 E CHEVY CHASE DR STE 201, GLENDALE, CA 91206(818) 265-2245 Get Directions Write a Review

NPPES record last updated: September 12, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 12, 2019, Jul 19, 2019 (2 updates tracked since 2019).

About Mikayel Grigoryan Md Inc NPPES

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

MIKAYEL GRIGORYAN MD INC (NPI 1891348793) is a healthcare organization registered as a neurological surgery in Glendale, California and active in the NPI registry since July 2019. The organization lists Mikayel Grigoryan, President, as its authorized official.

NPPES Registry Identity

NPI1891348793
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NameMIKAYEL GRIGORYAN MD INC
Location Address1451 E CHEVY CHASE DR STE 201Glendale, CA 91206-4056
Mailing Address3310 Sparr BlvdGlendale, CA 91208-1663 · (650) 995-3193
Organization SubpartNo
Authorized OfficialMikayel GrigoryanPresident · (650) 995-3193
Enumeration DateJuly 19, 2019
Last NPPES UpdateSeptember 12, 20192 updates tracked since enumeration
✔ NPI 1891348793 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X
Also ListedPsychiatry & Neurology · Vascular NeurologyTaxonomy 2084V0102X
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X
1451 E CHEVY CHASE DR STE 201, Glendale, CA 91206

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mikayel Grigoryan Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mikayel Grigoryan MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Neurology
NPI 1801003686
1451 E CHEVY CHASE DR STE 201
Glendale, CA 91206
(818) 265-2245
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mikayel Grigoryan MD Inc's NPI number?

The NPI number for Mikayel Grigoryan MD Inc is 1891348793. It was assigned to this organization in the NPPES registry on July 19, 2019.

Where is Mikayel Grigoryan MD Inc located?

Mikayel Grigoryan MD Inc is located at 1451 E Chevy Chase Dr Ste 201, Glendale, CA 91206. The listed phone number is (818) 265-2245.

What is Mikayel Grigoryan MD Inc's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Mikayel Grigoryan MD Inc enrolled in Medicare?

Yes. Mikayel Grigoryan MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mikayel Grigoryan MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurology) reassigns their Medicare billing to Mikayel Grigoryan MD Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mikayel Grigoryan MD Inc was last updated on September 12, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.