Registry data as of Aug 27, 2026

Katarina Vasiljevic, M.D.

Medical Oncology Physician · Irvine, CA

Katarina Vasiljevic, M.D. is a medical oncology physician with a practice address in Irvine, California, and NPI 1770042731, issued on Mar 18, 2019. Check the license (California A178000, as entered in NPPES) 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
1770042731
Name
Katarina Vasiljevic
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
A178000 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 Fivepoint, Irvine, CA 92618
Phone
(888) 333-4673
Enumerated
Mar 18, 2019
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 1000 Fivepoint

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

  1. Mary Alessi, PA-CPhysician Assistant1962711838
  2. Tara Anderson, PA-CPhysician Assistant1770058349
  3. Aubree Ashdown, PA-CPhysician Assistant1679244503
  4. Ghazal Bahri, M.D.Internal Medicine Physician1770013146
  5. Meg Camille Baldonado, FNP-CFamily Nurse Practitioner1346602604
  6. Joseph Barrera, FNPFamily Nurse Practitioner1306289491

Verify Katarina Vasiljevic in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A178000
    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.

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

94% fewer Medicare Part D claims than the average medical oncology physician in 2024

46 Medicare Part D claims for 24 beneficiaries, against an average of 732 among the 2,742 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Katarina Vasiljevic46
  2. Specialty average732

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: $186.16

2 payments, mostly food and beverage; the largest payer was Aveo Pharmaceuticals, Inc.. The 2,246 providers of this specialty with any payment received $11,943.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katarina Vasiljevic$186.16
  2. Specialty average$11,943.39

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

One hospital or facility affiliation

  1. City OF Hope Medical FoundationIrvine, CA

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.

Medical Oncology Physician providers in California

There are 295 medical oncology physician records in California.

Other medical oncology physician records in California

  1. Ranjana Advani, MDStanford, CA1639225121
  2. Kambiz Afrasiabi, M.D.Anaheim, CA1578572368
  3. Alexander AgelidisSan Diego, CA1013595743
  4. Mark Agulnik, MDLos Angeles, CA1164448734
  5. Weiyun Ai, MDSan Francisco, CA1649346842
  6. Shafqat Akhtar, MDRed Bluff, CA1700960788
  7. Luai Al Rabadi, M.D.San Francisco, CA1659637452
  8. Michael Alexander, MDSanta Cruz, CA1053321760
  9. Sandra AlgazeLos Angeles, CA1861886707
  10. Arash Alizadeh, MD, PHDStanford, CA1295824423

Common questions

What is Katarina Vasiljevic, M.D.'s NPI number?

Katarina Vasiljevic, M.D.'s National Provider Identifier (NPI) is 1770042731, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Katarina Vasiljevic, M.D. located?

The NPPES record lists a practice address at 1000 Fivepoint, Irvine, CA, 92618. Phone: (888) 333-4673. Providers update this record themselves, so call before visiting.

How can I verify Katarina Vasiljevic, M.D.'s license?

NPPES lists California license number A178000, 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 Katarina Vasiljevic, M.D. prescribe under Medicare Part D?

In 2024, Katarina Vasiljevic, M.D. had 46 Medicare Part D claims for 24 beneficiaries; the average among medical oncology physician prescribers was 732. Part D covers Medicare prescriptions only.

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.