Greg G. Kojayan, MD
Anesthesiology Physician · West Hollywood, CA
Greg G. Kojayan, MD is an anesthesiology physician with a practice address in West Hollywood, California, and NPI 1689200594, issued on Mar 23, 2020. Check the license (California A190679, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Greg G. Kojayan
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A190679 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8700 Beverly Blvd, West Hollywood, CA 90048
- Phone
- (310) 423-5841
- Enumerated
- Mar 23, 2020
- Record last updated
- Aug 18, 2025
- Medicare enrollment
- Enrolled (PECOS I20240509003824); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 8700 Beverly Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Greg G. Kojayan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A190679Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4 hospitals and group practices
- Glendale Adventist Medical CenterGlendale, CA · Acute Care Hospitals4 of 5 stars
- Buena Vista Anesthesia Medical GroupValencia, CA
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA
- Simi Valley Anesthesia Medical GroupSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Greg G. Kojayan among 7,571 anesthesiology physician records in California
Greg G. Kojayan, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 92% of them.
- NPI issued2020 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2020 · median 2006 among the 4,868 with a school on file
- Record last updated2025 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
243 anesthesiology physician records list a practice address in West Hollywood
They are 243 of the 2,619 NPPES records with a practice address in West Hollywood, and 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in West Hollywood → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Maury Barth, MDWest Hollywood, CA 900481801894266
- Paul Carlton, MDWest Hollywood, CA 900481659379295
- David Choi, MDWest Hollywood, CA 900481265430623
- Arnold Friedman, MDWest Hollywood, CA 900481174521520
- Julian Gold, M.D.West Hollywood, CA 900481275539462
- Rukaiya Hamid, MDWest Hollywood, CA 900481710985437
- Robert Kariger, MDWest Hollywood, CA 900481851398606
- Patrick Kelledy, MDWest Hollywood, CA 900481699771634
Common questions
What is Greg G. Kojayan, MD's NPI number?
Greg G. Kojayan, MD's National Provider Identifier (NPI) is 1689200594, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Greg G. Kojayan, MD located?
The NPPES record lists a practice address at 8700 Beverly Blvd, West Hollywood, CA, 90048. Phone: (310) 423-5841. Providers update this record themselves, so call before visiting.
How can I verify Greg G. Kojayan, MD's license?
NPPES lists California license number A190679, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.