NPPES file of Aug 9, 2026

Jhanna Alexandra Nariyants, D.O.

Endocrinology, Diabetes & Metabolism Physician · Glendale, CA

Jhanna Alexandra Nariyants, D.O. is an endocrinology, diabetes & metabolism physician with a practice address in Glendale, California, and NPI 1629163035, issued on Oct 3, 2006. Check the license (California 20A9323, 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
1629163035
Name
Jhanna Alexandra Nariyants
Credential
D.O.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
20A9323 CA
Self-reported in NPPES; status is on the state search
Practice location
1812 Verdugo Blvd, Glendale, CA 91208
Phone
(818) 790-7100
Enumerated
Oct 3, 2006
Record last updated
May 27, 2025
Medicare enrollment
Enrolled (PECOS I20090320000547); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2003
Telehealth
Offers telehealth (CMS)
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 1812 Verdugo Blvd

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

  1. Valerie Abboud, DPTPhysical Therapist1225972037
  2. Amin Abdi, MDEmergency Medicine Physician1437438009
  3. Chandnish Ahluwalia, M.D.Anatomic Pathology & Clinical Pathology Physician1508850421
  4. Harry Ahn, MDFamily Medicine Physician1730492000
  5. Inessa Artsrunyan, NPAcute Care Nurse Practitioner1093117079
  6. Yan Bai, NPFamily Nurse Practitioner1558612804

Verify Jhanna Alexandra Nariyants in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9323
    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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13% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

2,980 Medicare Part D claims for 492 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Jhanna Nariyants2,980
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium345 claims
  2. Ozempic174 claims
  3. Prolia129 claims
  4. Synthroid125 claims
  5. Lantus Solostar114 claims
  6. Metformin Hcl105 claims

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 GroupPanorama City, CA

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

Jhanna Alexandra Nariyants among 1,131 endocrinology, diabetes & metabolism physician records in California

Jhanna Alexandra Nariyants, D.O. is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 54% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2003 · median 2003 among the 779 with a school on file
  • Record last updated2025 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in California

There are 1,131 endocrinology, diabetes & metabolism physician records in California.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Zarmen Israelian, M.D.Glendale, CA 912051417911314
  2. Oliver Ong, M.D.Glendale, CA 912051811951734
  3. Eliana Berger, M.D.Glendale, CA 912041790975886
  4. Martin Montoro, M.D.Glendale, CA 912041841372497
  5. William Pullen, M.D.Glendale, CA 912031104977248
  6. Calvin Wu, M.D.Glendale, CA 912031659646891
  7. Leon Kujmanian, M.D.Glendale, CA 912021194827782
  8. Ileana Pat, MDWest Hills, CA 913041598775538

Common questions

What is Jhanna Alexandra Nariyants, D.O.'s NPI number?

Jhanna Alexandra Nariyants, D.O.'s National Provider Identifier (NPI) is 1629163035, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jhanna Alexandra Nariyants, D.O. located?

The NPPES record lists a practice address at 1812 Verdugo Blvd, Glendale, CA, 91208. Phone: (818) 790-7100. Providers update this record themselves, so call before visiting.

How can I verify Jhanna Alexandra Nariyants, D.O.'s license?

NPPES lists California license number 20A9323, 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 Jhanna Alexandra Nariyants, D.O. prescribe under Medicare Part D?

In 2024, Jhanna Alexandra Nariyants, D.O. had 2,980 Medicare Part D claims for 492 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.