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VISTA CRITICAL CARE ASSOCIATES INC
NPI 1942971189
Internal Medicine - Critical Care Medicine in Glendale, CA

Active since September 27, 2021
1511 W GLENOAKS BLVD, GLENDALE, CA 91201(818) 637-2200(818) 637-2250 Get Directions Write a Review

NPPES record last updated: September 27, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Vista Critical Care Associates Inc NPPES

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

VISTA CRITICAL CARE ASSOCIATES INC (NPI 1942971189) is a healthcare organization registered as a critical care medicine in Glendale, California and active in the NPI registry since September 2021. The organization lists Saeid Safaee, Ceo, as its authorized official.

NPPES Registry Identity

NPI1942971189
Entity TypeOrganization
Primary Taxonomy207RC0200X
Legal Business NameVISTA CRITICAL CARE ASSOCIATES INC
Location Address1511 W GLENOAKS BLVDGlendale, CA 91201-1912
Mailing Address1511 W Glenoaks BlvdGlendale, CA 91201-1912 · (818) 637-2200 · Fax (818) 637-2250
Phone(818) 637-2200
Fax(818) 637-2250
Organization SubpartNo
Authorized OfficialSaeid SafaeeCeo · (818) 337-8870
Enumeration DateSeptember 27, 2021
NPPES CertifiedSeptember 24, 2021
✔ NPI 1942971189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X
1511 W GLENOAKS BLVD, Glendale, CA 91201
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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)

Vista Critical Care Associates Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

19

Medicare enrollment records show 19 clinicians reassign Medicare billing to Vista Critical Care Associates Inc, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 11 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 6

Pulmonary Disease9
Critical Care (Intensivists)4
Anesthesiology3
Emergency Medicine1
Internal Medicine1
Thoracic Surgery1

Clinicians, nearest first (19)

Ramyar Mahdavi, M.D.
Pulmonary Disease
NPI 1346481645
1511 W GLENOAKS BLVD
Glendale, CA 91201
(818) 637-2200
✔ PECOS✔ Accepts MedicareSame address
Saeid Safaee, MD
Pulmonary Disease
NPI 1437112604
1511 W GLENOAKS BLVD
Glendale, CA 91201
(818) 637-2200
✔ PECOS✔ Accepts MedicareSame address
Lusine Simonyants, M.D.
Pulmonary Disease
NPI 1669685111
1511 W GLENOAKS BLVD
Glendale, CA 91201
(818) 637-2200
✔ PECOS✔ Accepts MedicareSame address
Jora Zaroukian
Critical Care (Intensivists)
NPI 1245764570
1511 W GLENOAKS BLVD
Glendale, CA 91201
(818) 637-2200
✔ PECOS✔ Accepts MedicareSame address
Arin Aboulian, MD
Pulmonary Disease
NPI 1104038256
435 ARDEN AVE STE 310
Glendale, CA 91203
(818) 247-6676
✔ PECOS✔ Accepts Medicare1.5 mi
Shant Shirvanian, M.D.
Critical Care (Intensivists)
NPI 1215213566
435 ARDEN AVE STE 310
Glendale, CA 91203
(818) 247-6676
✔ PECOS✔ Accepts Medicare1.5 mi
Julian Reese, D.O.
Pulmonary Disease
NPI 1386093417
435 ARDEN AVE STE 310
Glendale, CA 91203
(818) 247-6676
✔ PECOS✔ Accepts Medicare1.5 mi
Zulfiqar Ahmed, MD
Pulmonary Disease
NPI 1750348090
1030 S GLENDALE AVE #406
Glendale, CA 91205
(818) 244-7771
✔ PECOS✔ Accepts Medicare3.1 mi
Deon Lau, M.D.
Critical Care (Intensivists)
NPI 1295178002
1509 WILSON TER
Glendale, CA 91206
(818) 419-8000
✔ PECOS✔ Accepts Medicare3.4 mi
Roxanne Favis, DO
Anesthesiology
NPI 1366977258
1500 SAN PABLO ST FL 4
Los Angeles, CA 90033
(323) 442-7400
✔ PECOS✔ Accepts Medicare8.8 mi
Leo Shum, M.D
Emergency Medicine
NPI 1609061191
959 E WALNUT ST SUITE 120
Pasadena, CA 91106
(626) 795-1831
✔ PECOS✔ Accepts Medicare9.0 mi
Tao He, M.D., PH.D.
Pulmonary Disease
NPI 1093006116
1223 16TH ST STE 3400
Santa Monica, CA 90404
(310) 449-0939
✔ PECOS✔ Accepts Medicare15 mi
Catalin Nicola, M.D., PH.D.
Pulmonary Disease
NPI 1558519470
23838 VALENCIA BLVD STE 304
Valencia, CA 91355
(661) 430-9030
✔ PECOS✔ Accepts Medicare23 mi
Vijay Kumar, MD,FCCP
Internal Medicine
NPI 1689638587
1174 AMAZON WAY
Simi Valley, CA 93065
(805) 527-5878
✔ PECOS30 mi
Movses Hayrabedian, MD
Pulmonary Disease
NPI 1801265046
1910 OUTLET CENTER DR
Oxnard, CA 93036
(805) 485-2400
✔ PECOS✔ Accepts Medicare49 mi
Astkhik Mangasarian, DO
Critical Care (Intensivists)
NPI 1083266704
11234 ANDERSON ST
Loma Linda, CA 92354
(909) 558-4000
✔ PECOS✔ Accepts Medicare59 mi
Ali Mehdizadeh, MD
Anesthesiology
NPI 1114151719
11234 ANDERSON ST HOUSE STAFF OFFICE CP 21005
Loma Linda, CA 92354
(909) 558-8131
✔ PECOS✔ Accepts Medicare59 mi
Kenneth Wys, MD
Anesthesiology
NPI 1003929712
47111 MONROE ST
Indio, CA 92201
(760) 347-6191
✔ PECOS✔ Accepts Medicare122 mi
Raja Mahidhara, MD
Thoracic Surgery
NPI 1689771016
3900 ST FRANCIS WAY STE 200
Lafayette, IN 47905
(765) 775-2800
✔ PECOS✔ Accepts Medicare1,775 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 Vista Critical Care Associates Inc's NPI number?

The NPI number for Vista Critical Care Associates Inc is 1942971189. It was assigned to this organization in the NPPES registry on September 27, 2021.

Where is Vista Critical Care Associates Inc located?

Vista Critical Care Associates Inc is located at 1511 W Glenoaks Blvd, Glendale, CA 91201. The listed phone number is (818) 637-2200.

What is Vista Critical Care Associates Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Vista Critical Care Associates Inc enrolled in Medicare?

Yes. Vista Critical Care Associates Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Vista Critical Care Associates Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 19 clinicians in 6 Medicare specialties reassign their Medicare billing to Vista Critical Care Associates 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. The largest specialties are Pulmonary Disease (9), Critical Care (Intensivists) (4) and Anesthesiology (3). Of these, 4 practice at this address and 11 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 Vista Critical Care Associates Inc was last updated on September 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.