NPPES file of Aug 9, 2026

Karine Darbinyan, M.D.

Hematology & Oncology Physician · Helena, MT

Karine Darbinyan, M.D. is a hematology & oncology physician with a practice address in Helena, Montana, and NPI 1134520745, issued on Sep 15, 2014. Check the license (Montana 143761, as entered in NPPES) on the Montana Board of Medical Examiners; 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
1134520745
Name
Karine Darbinyan
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
143761 MT
Self-reported in NPPES; status is on the state search
Practice location
2475 E Broadway St, Helena, MT 59601
Phone
(406) 442-2480
Enumerated
Sep 15, 2014
Record last updated
Apr 7, 2026
Fax
(406) 442-2480
Medicare enrollment
Enrolled (PECOS I20241007002749); 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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8 nearest hematology & oncology physician records → All 44 in Montana → Look up another NPI →

Also registered at 2475 E Broadway St

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

  1. Brett Amestoy, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1104403369
  2. David Anderson, CRNACertified Registered Nurse Anesthetist1396761086
  3. Anne Anglim, M.D.Hospitalist Physician1487680534
  4. Kaylee AshePharmacist1598696973
  5. Shayla Barraclough, PHARMDPharmacist1689332538
  6. Maryann Beach, MMS, PA-CPhysician Assistant1083257489

Verify Karine Darbinyan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license 143761    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 Montana 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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37% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

552 Medicare Part D claims for 141 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Karine Darbinyan552
  2. Specialty average877

Most prescribed

  1. Abiraterone Acetate43 claims
  2. Anastrozole37 claims
  3. Hydroxyurea36 claims
  4. Eliquis35 claims
  5. Ondansetron Hcl30 claims
  6. Xarelto28 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: $15.00

1 payment: education; the largest payer was Aveo Pharmaceuticals, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karine Darbinyan$15.00
  2. Specialty average$7,481.41

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

One hospital affiliation

  1. St Peters HealthHelena, MT · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Karine Darbinyan among 44 hematology & oncology physician records in Montana

Karine Darbinyan, M.D. is one of 44 hematology & oncology physician records with a practice address in Montana. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 89% of them.

  • NPI issued2014 · 89% of these records are older, 9% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2010 · median 2000 among the 28 with a school on file
  • Record last updated2026 · 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 207RH0003X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Montana

There are 44 hematology & oncology physician records in Montana.

All 44 in Montana → Every provider in Helena → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Thomas Weiner, MDHelena, MT 596011538260179
  2. Thomas Reid, MDHavre, MT 595011295742153
  3. James Hueftle, MDAnaconda, MT 597111528041571
  4. Annie Castillo, MDBozeman, MT 597151902820483
  5. William Conkright, MDBozeman, MT 597151316998362
  6. Mark Hancock, M.D.Bozeman, MT 597151003954637
  7. Jack Hensold, MDBozeman, MT 597151851309421
  8. Kristina Hool, M.D.Bozeman, MT 597151154556702

Common questions

What is Karine Darbinyan, M.D.'s NPI number?

Karine Darbinyan, M.D.'s National Provider Identifier (NPI) is 1134520745, issued on Sep 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Karine Darbinyan, M.D. located?

The NPPES record lists a practice address at 2475 E Broadway St, Helena, MT, 59601. Phone: (406) 442-2480. Providers update this record themselves, so call before visiting.

How can I verify Karine Darbinyan, M.D.'s license?

NPPES lists Montana license number 143761, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karine Darbinyan, M.D. prescribe under Medicare Part D?

In 2024, Karine Darbinyan, M.D. had 552 Medicare Part D claims for 141 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.