Registry data as of Aug 27, 2026

Haig Minassian, MD

Internal Medicine Physician · Glendale, CA

Haig Minassian, MD is an internal medicine physician with a practice address in Glendale, California, and NPI 1609304302, issued on May 25, 2017. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609304302
Name
Haig Minassian
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1509 Wilson Ter, Glendale, CA 91206
Phone
(818) 409-8000
Enumerated
May 25, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1509 Wilson Ter

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

  1. Mayra Acevedo, LCSWClinical Social Worker1851973648
  2. Maria AgazaryanPharmacist1295445781
  3. Bersabeh Aghajanian, PHARMDPharmacist1619502663
  4. Armin Aghazarian, DOStudent in an Organized Health Care Education/Training Program1891549408
  5. Eugene Ahn, M.D.Family Medicine Physician1881863280
  6. Fatmah Alabbad, DOStudent in an Organized Health Care Education/Training Program1740074236

Verify Haig Minassian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

The practice group's Medicare quality score for 2023: 94.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.5
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Glendale Adventist Medical CenterGlendale, CA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

108 internal medicine physician records list a Glendale practice address

They are 108 of the 4,742 NPPES records with a Glendale practice address, and 20,403 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Haig Minassian, MD's NPI number?

Haig Minassian, MD's National Provider Identifier (NPI) is 1609304302, issued on May 25, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Haig Minassian, MD located?

The NPPES record lists a practice address at 1509 Wilson Ter, Glendale, CA, 91206. Phone: (818) 409-8000. Providers update this record themselves, so call before visiting.

How can I verify Haig Minassian, MD's license?

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.

What is Haig Minassian, MD's Medicare quality score?

The 2023 MIPS final score is 94.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.