NPPES file of Aug 9, 2026

Michelle Yeghyayan, MD

Pediatrics Physician · Westlake Village, CA

Michelle Yeghyayan, MD is a pediatrics physician with a practice address in Westlake Village, California, and NPI 1720666118, issued on Mar 29, 2021. Check the license (California A194400, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720666118
Name
Michelle Yeghyayan
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
A194400 CA
Self-reported in NPPES; status is on the state search
Practice location
1250 LA Venta Dr Ste 105, Westlake Village, CA 91361
Phone
(805) 557-7187
Enumerated
Mar 29, 2021
Record last updated
Oct 25, 2024
Medicare enrollment
Enrolled (PECOS I20240712000815); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1250 LA Venta Dr Ste 105

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Megan Shaffer, M.D.Pediatrics Physician1164953204

Verify Michelle Yeghyayan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A194400
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaSanta Monica, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michelle Yeghyayan among 9,272 pediatrics physician records in California

Michelle Yeghyayan, MD is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 94% of them.

  • NPI issued2021 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2021 · median 2012 among the 754 with a school on file
  • Record last updated2024 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 pediatrics physician records list a practice address in Westlake Village

They are 12 of the 1,397 NPPES records with a practice address in Westlake Village, and 9,272 pediatrics physician records in California.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Tanya Collins, M.D.Thousand Oaks, CA 913611326072588
  2. Heather Cornett, MDWestlake Village, CA 913611437242153
  3. Andrea Goings, M.D.Westlake Village, CA 913611366519829
  4. Howard Goldstine, MDWestlake Village, CA 913611629161328
  5. William Greene, MDWestlake Village, CA 913611760575484
  6. Mizin Kawasaki, M.D.Thousand Oaks, CA 913611770747305
  7. Margalit Kochav, MDWestlake Village, CA 913611568606564
  8. Stacey Lowen, M.D.Westlake Village, CA 913611861691479

Common questions

What is Michelle Yeghyayan, MD's NPI number?

Michelle Yeghyayan, MD's National Provider Identifier (NPI) is 1720666118, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Yeghyayan, MD located?

The NPPES record lists a practice address at 1250 LA Venta Dr Ste 105, Westlake Village, CA, 91361. Phone: (805) 557-7187. Providers update this record themselves, so call before visiting.

How can I verify Michelle Yeghyayan, MD's license?

NPPES lists California license number A194400, 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.