NPPES file of Aug 9, 2026

John Artenos, M.D

Obstetrics & Gynecology Physician · Glendale, CA

John Artenos, M.D is an obstetrics & gynecology physician with a practice address in Glendale, California, and NPI 1538152715, issued on Aug 23, 2005. Check the license (California A73956, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538152715
Name
John Artenos
Credential
M.D
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A73956 CA
Self-reported in NPPES; status is on the state search
Practice location
1505 Wilson Ter Ste 160, Glendale, CA 91206
Phone
(818) 409-8084
Enumerated
Aug 23, 2005
Record last updated
Dec 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(818) 546-5606
Medicare enrollment
Enrolled (PECOS I20040405001866); accepts Medicare assignment
Medical or professional school
University Of Vermont College Of Medicine, 1999
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 1505 Wilson Ter Ste 160

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

  1. Samantha Han, M.D.Obstetrics & Gynecology Physician1063512812

Verify John Artenos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A73956
    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

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93% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

12 Medicare Part D claims for 11 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. John Artenos12
  2. Specialty average165

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupBellflower, CA

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

John Artenos among 5,088 obstetrics & gynecology physician records in California

John Artenos, M.D is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1999 · median 2004 among the 2,700 with a school on file
  • Record last updated2021 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Chand Aryasingha, M.D.Glendale, CA 912061689802530
  2. Shirley ChanGlendale, CA 912061609830348
  3. Michael Frields, MDGlendale, CA 912061104929900
  4. Samantha Han, M.D.Glendale, CA 912061063512812
  5. Selena Lantry, M.D,Glendale, CA 912061063501880
  6. Nathalie Nguyen, D.O.Glendale, CA 912061164866901
  7. Angel Robinson, MD MPHGlendale, CA 912061598067688
  8. Laila Al-Marayati, M.D.Glendale, CA 912081689675498

Common questions

What is John Artenos, M.D's NPI number?

John Artenos, M.D's National Provider Identifier (NPI) is 1538152715, issued on Aug 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John Artenos, M.D located?

The NPPES record lists a practice address at 1505 Wilson Ter Ste 160, Glendale, CA, 91206. Phone: (818) 409-8084. Providers update this record themselves, so call before visiting.

How can I verify John Artenos, M.D's license?

NPPES lists California license number A73956, 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.

How much does John Artenos, M.D prescribe under Medicare Part D?

In 2024, John Artenos, M.D had 12 Medicare Part D claims for 11 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

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.