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GREG G KOJAYAN MD
NPI 1689200594
Anesthesiology in West Hollywood, CA

Active since March 23, 2020PECOS EnrolledAccepts Medicare Assignment
8700 BEVERLY BLVD, WEST HOLLYWOOD, CA 90048(310) 423-5841 Get Directions Write a Review

NPPES record last updated: August 18, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 15, 2025, Mar 23, 2020 (2 updates tracked since 2020).

About Greg G Kojayan Md NPPES

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

GREG G KOJAYAN MD (NPI 1689200594) is an individual anesthesiology provider in West Hollywood, California, licensed in California (A190679) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1689200594
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameGREG G KOJAYANCredential: MD
Location Address8700 BEVERLY BLVDWest Hollywood, CA 90048-1804
Mailing Address757 Westwood PlzLos Angeles, CA 90095-7419 · (310) 267-8654 · Fax (310) 267-3766
Phone(310) 423-5841
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 23, 2020
Last NPPES UpdateAugust 18, 20252 updates tracked since enumeration
NPPES CertifiedAugust 18, 2025
✔ NPI 1689200594 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A190679
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
8700 BEVERLY BLVD, West Hollywood, CA 90048
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Secondary Practice Location 1

Location 1757 Westwood PlzLos Angeles, CA 90095-8358 · Phone (310) 825-9111

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Greg G Kojayan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2668813528
PECOS Enrollment IDI20240509003824
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
12 services12 patients

Other Providers at the Same Location NPPES 20

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

DR. BERNICE LOUISE COLEMAN PH.D, ACNP-BC
Nurse Practitioner (Acute Care)
8700 BEVERLY BLVD, NORTH TOWER ROOM 6215
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6178
DR. INGRID LEAH DOMBROWER M.D.
Psychiatry & Neurology (Psychiatry)
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-2871
ELAINE WITTERT MSW
Social Worker (Clinical)
8700 BEVERLY BLVD, SUITE AC1002
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-3119
DR. KENAN MOHAMMED NADAR D.O.
Pediatrics
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4451
HAE YOON GRACE CHOUNG MD
Pathology (Anatomic Pathology & Clinical Pathology)
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6623
CASEY DISTASO MD
Emergency Medicine
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-8780
CHIARA CASAS NP
Nurse Practitioner (Pediatrics)
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-3277
PHILIP CHENG MD
Student in an Organized Health Care Education/Training Program
8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-1682

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 Greg Kojayan's NPI number?

The NPI number for Greg Kojayan is 1689200594. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Greg Kojayan located?

Greg Kojayan practices at 8700 Beverly Blvd, West Hollywood, CA 90048. The listed phone number is (310) 423-5841.

What is Greg Kojayan's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Greg Kojayan enrolled in Medicare?

Yes. Greg Kojayan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Greg Kojayan was last updated on August 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.