NPPES file of Aug 9, 2026

Mirna Demirdjian, MD

Obstetrics & Gynecology Physician · Fullerton, CA

Mirna Demirdjian, MD is an obstetrics & gynecology physician with a practice address in Fullerton, California, and NPI 1407085665, issued on Jul 9, 2009. Check the license (California C162232, 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
1407085665
Name
Mirna Demirdjian
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
C162232 CA
42234 AZ
Self-reported in NPPES; status is on the state search
Practice location
2501 E Chapman Ave Ste 107, Fullerton, CA 92831
Phone
(714) 409-6881
Enumerated
Jul 9, 2009
Record last updated
Apr 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(480) 422-8886
Medicaid ID
440426 AZ
Medicare enrollment
Enrolled (PECOS I20210527002212); accepts Medicare assignment
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 2501 E Chapman Ave Ste 107

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

  1. Evelina Orozco, NPPsychiatric/Mental Health Nurse Practitioner1316213515
  2. Hsiao Han WengAcupuncturist1912789579
  3. Shuying Wuu, L.AC.Acupuncturist1477185668
  4. Lei Zhang, L.AC. PHDAcupuncturist1730403478

Verify Mirna Demirdjian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C162232
    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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24% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

125 Medicare Part D claims for 31 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Mirna Demirdjian125
  2. Specialty average165

Most prescribed

  1. Glipizide13 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.

Industry payments in 2024: $208.11

5 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mirna Demirdjian$208.11
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mirna Demirdjian among 5,088 obstetrics & gynecology physician records in California

Mirna Demirdjian, MD 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 2009, is newer than 66% of them.

  • NPI issued2009 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2002 · 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. Vasiliki Tatsis, MDFullerton, CA 928311013114719
  2. Nicholas Thanos, M.D.Fullerton, CA 928311427088194
  3. Jerald Thanos, M.D.Fullerton, CA 928311013947738
  4. Christina Borsari, MDFullerton, CA 928351356308704
  5. Dennis Buchanan, MDFullerton, CA 928351003864737
  6. Theresa Franks, MDFullerton, CA 928351396700704
  7. Earl Fuller, M.D.Fullerton, CA 928351053684951
  8. Brian Gray, MDFullerton, CA 928351457316705

Common questions

What is Mirna Demirdjian, MD's NPI number?

Mirna Demirdjian, MD's National Provider Identifier (NPI) is 1407085665, issued on Jul 9, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Mirna Demirdjian, MD located?

The NPPES record lists a practice address at 2501 E Chapman Ave Ste 107, Fullerton, CA, 92831. Phone: (714) 409-6881. Providers update this record themselves, so call before visiting.

How can I verify Mirna Demirdjian, MD's license?

NPPES lists California license number C162232, 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 Mirna Demirdjian, MD prescribe under Medicare Part D?

In 2024, Mirna Demirdjian, MD had 125 Medicare Part D claims for 31 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.