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ARMEN CHRISTOPHER GREGORIAN MD INC
NPI 1245930882
Colon & Rectal Surgery in Glendale, CA

Active since March 02, 2023
2101 BROADVIEW DR, GLENDALE, CA 91208(818) 244-7237 Get Directions Write a Review

NPPES record last updated: March 2, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Armen Christopher Gregorian Md Inc NPPES

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

ARMEN CHRISTOPHER GREGORIAN MD INC (NPI 1245930882) is a healthcare organization registered as a colon & rectal surgery in Glendale, California and active in the NPI registry since March 2023. The organization lists Rima Voskani, Administrator, as its authorized official.

NPPES Registry Identity

NPI1245930882
Entity TypeOrganization
Primary Taxonomy208C00000X
Legal Business NameARMEN CHRISTOPHER GREGORIAN MD INC
Location Address2101 BROADVIEW DRGlendale, CA 91208-1313
Mailing Address2101 Broadview DrGlendale, CA 91208-1313 · (818) 244-7237
Phone(818) 244-7237
Organization SubpartNo
Authorized OfficialRima VoskaniAdministrator · (818) 248-2000
Enumeration DateMarch 2, 2023
NPPES CertifiedMarch 2, 2023
✔ NPI 1245930882 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208C00000X
Definition
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.
2101 BROADVIEW DR, Glendale, CA 91208
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Armen Christopher Gregorian Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Armen Christopher Gregorian MD Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Armen Gregorian, MD
Colorectal Surgery (Proctology)
NPI 1093909624
2101 BROADVIEW DR
Glendale, CA 91208
(818) 744-6407
✔ PECOS✔ Accepts MedicareSame address
Subarna Biswas, MD
General Surgery
NPI 1164619086
1500 SAN PABLO ST FL 7
Los Angeles, CA 90033
(323) 442-6254
✔ PECOS✔ Accepts Medicare9.8 mi

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 Armen Christopher Gregorian MD Inc's NPI number?

The NPI number for Armen Christopher Gregorian MD Inc is 1245930882. It was assigned to this organization in the NPPES registry on March 2, 2023.

Where is Armen Christopher Gregorian MD Inc located?

Armen Christopher Gregorian MD Inc is located at 2101 Broadview Dr, Glendale, CA 91208. The listed phone number is (818) 244-7237.

What is Armen Christopher Gregorian MD Inc's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Is Armen Christopher Gregorian MD Inc enrolled in Medicare?

Yes. Armen Christopher Gregorian MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Armen Christopher Gregorian MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Armen Christopher Gregorian MD Inc, in Colorectal Surgery (Proctology) and General Surgery. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Armen Christopher Gregorian MD Inc was last updated on March 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.