NPPES file of Aug 9, 2026

Catherine Anne Sarkisian, MD

Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA

Catherine Anne Sarkisian, MD is a geriatric medicine (internal medicine) physician with a practice address in Los Angeles, California, and NPI 1194745273, issued on Jul 20, 2006. Check the license (California G83757, 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
1194745273
Name
Catherine Anne Sarkisian
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
G83757 CA
Self-reported in NPPES; status is on the state search
Practice location
200 Medical Plaza, Los Angeles, CA 90095
Phone
(310) 825-6301
Enumerated
Jul 20, 2006
Record last updated
Jul 19, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(310) 394-7807
Medicaid ID
00G837570 CA
Medicare enrollment
Enrolled (PECOS I20120229000882); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 1993
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 200 Medical Plaza

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

  1. Anita Agzarian, MDInternal Medicine Physician1144254590
  2. Sheila Ahmadi, MDEndocrinology, Diabetes & Metabolism Physician1194800094
  3. Marine Altunyan, PHARMDAmbulatory Care Pharmacist1578300083
  4. Gayane Ambartsumyan, MDObstetrics & Gynecology Physician1174556849
  5. Parviz Amid, M.D.Surgery Physician1073633459
  6. Adrienne Bawa, REGISTERED NURSECase Management Registered Nurse1497355366

Verify Catherine Anne Sarkisian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G83757
    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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90% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

432 Medicare Part D claims for 42 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 16 claims were for opioids.

  1. Catherine Sarkisian432
  2. Specialty average4,246

Most prescribed

  1. Amlodipine Besylate29 claims
  2. Atorvastatin Calcium25 claims
  3. Levothyroxine Sodium20 claims
  4. Quetiapine Fumarate19 claims
  5. Donepezil Hcl15 claims
  6. Fondaparinux Sodium13 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. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Catherine Anne Sarkisian among 532 geriatric medicine (internal medicine) physician records in California

Catherine Anne Sarkisian, MD is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 46% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated1993 · median 1999 among the 271 with a school on file
  • Record last updated2010 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in California

There are 532 geriatric medicine (internal medicine) physician records in California.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Susan Charette, MDLos Angeles, CA 900951447285341
  2. Grace Chen, M.D.Los Angeles, CA 900951770785297
  3. Joshua Chodosh, MDLos Angeles, CA 900951245265040
  4. Maristela Garcia, MDLos Angeles, CA 900951881813228
  5. Gail Greendale, MDLos Angeles, CA 900951750309381
  6. Patricia Harris, MDLos Angeles, CA 900951912953506
  7. Peifeng Hu, MDLos Angeles, CA 900951336168186
  8. Shinya Ishii, M.D.Los Angeles, CA 900951164545976

Common questions

What is Catherine Anne Sarkisian, MD's NPI number?

Catherine Anne Sarkisian, MD's National Provider Identifier (NPI) is 1194745273, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Anne Sarkisian, MD located?

The NPPES record lists a practice address at 200 Medical Plaza, Los Angeles, CA, 90095. Phone: (310) 825-6301. Providers update this record themselves, so call before visiting.

How can I verify Catherine Anne Sarkisian, MD's license?

NPPES lists California license number G83757, 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 Catherine Anne Sarkisian, MD prescribe under Medicare Part D?

In 2024, Catherine Anne Sarkisian, MD had 432 Medicare Part D claims for 42 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.