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HEARTBEAT CARDIOVASCULAR MEDICAL GROUP
NPI 1205898525
Internal Medicine - Cardiovascular Disease in Glendale, CA

Active since April 03, 2006
660 W BROADWAY, GLENDALE, CA 91204(818) 243-9600(818) 243-9605 Get Directions Write a Review

NPPES record last updated: May 29, 2020. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Heartbeat Cardiovascular Medical Group NPPES

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

HEARTBEAT CARDIOVASCULAR MEDICAL GROUP (NPI 1205898525) is a healthcare organization registered as a cardiovascular disease in Glendale, California and active in the NPI registry since April 2006. The organization maintains 2 additional practice locations and lists Rita Mesrobian, Administrator, as its authorized official.

NPPES Registry Identity

NPI1205898525
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameHEARTBEAT CARDIOVASCULAR MEDICAL GROUP
Location Address660 W BROADWAYGlendale, CA 91204-1008
Mailing Address660 W BroadwayGlendale, CA 91204-1008 · (818) 243-9600 · Fax (818) 243-9605
Phone(818) 243-9600
Fax(818) 243-9605
Organization SubpartNo
Authorized OfficialRita MesrobianAdministrator · (818) 243-9600
Enumeration DateApril 3, 2006
Last NPPES UpdateMay 29, 2020
NPPES CertifiedMay 29, 2020
✔ NPI 1205898525 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
660 W BROADWAY, Glendale, CA 91204
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Secondary Practice Locations 2

Location 11809 Verdugo Blvd Ste 220Glendale, CA 91208-1402 · Phone (818) 495-7041 · Fax (818) 495-7099
Location 21300 N Vermont Ave Ste 1009Los Angeles, CA 90027-6096 · Phone (323) 668-9350 · Fax (323) 668-9360

Other Identifiers 1

MedicaidGR0085340CA

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 MULTIPLE 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)

Heartbeat Cardiovascular Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

10

Medicare enrollment records show 10 clinicians reassign Medicare billing to Heartbeat Cardiovascular Medical Group, which bills Medicare for the services they deliver. Of these, 7 practice at this address and 9 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Cardiovascular Disease (Cardiology)8
Cardiac Electrophysiology1
Internal Medicine1

Clinicians, nearest first (10)

Harry Balian, M.D.
Cardiovascular Disease (Cardiology)
NPI 1427150952
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
Haig Lafian, D.O.
Cardiovascular Disease (Cardiology)
NPI 1497175558
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
Hambik Tankazyan, D.O.
Cardiovascular Disease (Cardiology)
NPI 1720378268
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
Tigran Khachatryan
Cardiovascular Disease (Cardiology)
NPI 1013276872
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
John Paul Iii Mckenzie, M.D.
Internal Medicine
NPI 1366422685
660 W BROADWAY
Glendale, CA 91204
(818) 542-9420
✔ PECOS✔ Accepts MedicareSame address
Haroutioun Mesrobian, M.D.
Cardiovascular Disease (Cardiology)
NPI 1477536738
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
Sanjay Sharma, M.D.
Cardiovascular Disease (Cardiology)
NPI 1265606552
660 W BROADWAY
Glendale, CA 91204
(818) 243-9600
✔ PECOS✔ Accepts MedicareSame address
Kenneth Kita, M.D
Cardiac Electrophysiology
NPI 1699034835
201 S BUENA VISTA ST STE 100
Burbank, CA 91505
(818) 848-6404
✔ PECOS✔ Accepts Medicare3.7 mi
Raed Bargout, MD
Cardiovascular Disease (Cardiology)
NPI 1962498410
1300 N VERMONT AVE 401
Los Angeles, CA 90027
(323) 664-6535
✔ PECOS✔ Accepts Medicare3.7 mi
Vicken Zeitjian, M.D.
Cardiovascular Disease (Cardiology)
NPI 1760845036
7703 FLOYD CURL DR
San Antonio, TX 78229
(210) 567-4602
✔ PECOS✔ Accepts Medicare1,200 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 Heartbeat Cardiovascular Medical Group's NPI number?

The NPI number for Heartbeat Cardiovascular Medical Group is 1205898525. It was assigned to this organization in the NPPES registry on April 3, 2006.

Where is Heartbeat Cardiovascular Medical Group located?

Heartbeat Cardiovascular Medical Group is located at 660 W Broadway, Glendale, CA 91204. The listed phone number is (818) 243-9600.

What is Heartbeat Cardiovascular Medical Group's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Heartbeat Cardiovascular Medical Group enrolled in Medicare?

Yes. Heartbeat Cardiovascular Medical Group is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Heartbeat Cardiovascular Medical Group?

According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians in 3 Medicare specialties reassign their Medicare billing to Heartbeat Cardiovascular Medical Group. 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. The largest specialties are Cardiovascular Disease (Cardiology) (8), Cardiac Electrophysiology (1) and Internal Medicine (1). Of these, 7 practice at this address and 9 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 Heartbeat Cardiovascular Medical Group was last updated on May 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.