NPPES file of Aug 9, 2026

Krikor B. Tatoyan, M.D.

Surgery Physician · Van Nuys, CA

Krikor B. Tatoyan, M.D. is a surgery physician with a practice address in Van Nuys, California, and NPI 1598936726, issued on Mar 15, 2008. Check the license (California C43149, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598936726
Name
Krikor B. Tatoyan
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
C43149 CA
Self-reported in NPPES; status is on the state search
Practice location
15211 Vanowen St., Van Nuys, CA 91405
Phone
(818) 373-0200
Enumerated
Mar 15, 2008
Record last updated
Mar 8, 2024
Fax
(818) 373-0215
Medicare enrollment
Enrolled (PECOS I20050325000500); accepts Medicare assignment
Medical or professional school
Wake Forest University School Of Medicine, 1977
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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Verify Krikor B. Tatoyan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C43149
    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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145.5 times the Medicare Part D claims of the average surgery physician in 2024

21,388 Medicare Part D claims for 576 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 151 claims were for opioids.

  1. Krikor Tatoyan21,388
  2. Specialty average147

Most prescribed

  1. Omeprazole-Sodium Bicarbonate1,060 claims
  2. Gabapentin562 claims
  3. Ibuprofen503 claims
  4. Atorvastatin Calcium490 claims
  5. Rosuvastatin Calcium460 claims
  6. Amlodipine Besylate444 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.

The MIPS final score for 2023 (Medicare payment program): 4.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costout of 100 · 30%15.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $118.30

4 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Krikor Tatoyan$118.30
  2. Specialty average$3,513.80

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

Bills Medicare through one group practice

  1. Multi Care Medical Clinic IncVan Nuys, CA

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

Krikor B. Tatoyan among 3,118 surgery physician records in California

Krikor B. Tatoyan, M.D. is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.

  • NPI issued2008 · 58% of these records are older, 37% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1977 · median 2003 among the 1,901 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

The 8 surgery physician records with the nearest ZIP codes

  1. Michael Zadeh, M.D.Sherman Oaks, CA 914031467673699
  2. Chaewoo Ahn, MDPanorama City, CA 914021861569741
  3. Michelle Beshara, MDPanorama City, CA 914021063571685
  4. Judith Cymerman, MDPanorama City, CA 914021871652487
  5. Eric Daniels, MDPanorama City, CA 914021194942672
  6. Tirso Del Junco, MDPanorama City, CA 914021306811625
  7. Celeste Kang, M.D.Panorama City, CA 914021730344912
  8. Ashok Reddy, MDPanorama City, CA 914021225198492

Common questions

What is Krikor B. Tatoyan, M.D.'s NPI number?

Krikor B. Tatoyan, M.D.'s National Provider Identifier (NPI) is 1598936726, issued on Mar 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Krikor B. Tatoyan, M.D. located?

The NPPES record lists a practice address at 15211 Vanowen St., Van Nuys, CA, 91405. Phone: (818) 373-0200. Providers update this record themselves, so call before visiting.

How can I verify Krikor B. Tatoyan, M.D.'s license?

NPPES lists California license number C43149, 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 Krikor B. Tatoyan, M.D. prescribe under Medicare Part D?

In 2024, Krikor B. Tatoyan, M.D. had 21,388 Medicare Part D claims for 576 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Krikor B. Tatoyan, M.D.'s MIPS final score?

The 2023 MIPS final score is 4.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.