NPPES file of Aug 9, 2026

Colleen K. Yavarow, D.O.

Medical Oncology Physician · York, ME

Colleen K. Yavarow, D.O. is a medical oncology physician with a practice address in York, Maine, and NPI 1457511883, issued on Jun 10, 2008. Check the license (Maine DO2579, as entered in NPPES) on the Maine Board of Licensure in Medicine; 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
1457511883
Name
Colleen K. Yavarow
Credential
D.O.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
DO2579 ME
LT4382 NH
Self-reported in NPPES; status is on the state search
Practice location
127 Long Sands RD, York, ME 03909
Phone
(207) 351-3777
Enumerated
Jun 10, 2008
Record last updated
Mar 13, 2023
Medicare enrollment
Enrolled (PECOS I20230602002389); accepts Medicare assignment
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 127 Long Sands RD

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

  1. Courtney Allard, SLPSpeech-Language Pathologist1619606019
  2. Sandra Corbett, DOFamily Medicine Physician1417910019
  3. Heather Eastman, PT, DPTPhysical Therapist1093375859
  4. Kathleen Flora, DPTPhysical Therapist1750678009
  5. Michael Gauthier, MDFamily Medicine Physician1154384485
  6. Argilla George, MDFamily Medicine Physician1841383940

Verify Colleen K. Yavarow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license DO2579
    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 Maine 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 medical oncology physician in 2024

441 Medicare Part D claims for 109 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 55 claims were for opioids.

  1. Colleen Yavarow441
  2. Specialty average703

Most prescribed

  1. Anastrozole66 claims
  2. Folic Acid38 claims
  3. Eliquis36 claims
  4. Letrozole26 claims
  5. Oxycodone Hcl25 claims
  6. Prednisone18 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: $193.10

4 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Colleen Yavarow$193
  2. Specialty average$11,773

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

2 hospitals and group practices

  1. Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospitals3 of 5 stars
  2. Associated Physicians OF Harvard Medical Faculty Physicians AT Beth ISNewburyport, MA

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.

Colleen K. Yavarow among 22 medical oncology physician records in Maine

Colleen K. Yavarow, D.O. is one of 22 medical oncology physician records with a practice address in Maine. 68% 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 82% of them.

  • NPI issued2008 · 82% of these records are older, 14% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2005 · median 1992 among the 12 with a school on file
  • Record last updated2023 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Maine

There are 22 medical oncology physician records in Maine.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Peter Rubin, M.D.Biddeford, ME 040051912950411
  2. Eva Zaslavsky, M.D.Biddeford, ME 040051003910555
  3. John Gullo, MDBrunswick, ME 040111700865243
  4. Thomas Keating, MDBrunswick, ME 040111609847524
  5. George Polkinghorn, MDBrunswick, ME 040111033182019
  6. Peter Westervelt, MDBrunswick, ME 040111043292246
  7. Rebecca Eisenberg, M.D.Sanford, ME 040731518080639
  8. Daniel Hayes, MDScarborough, ME 040741245200153

Common questions

What is Colleen K. Yavarow, D.O.'s NPI number?

Colleen K. Yavarow, D.O.'s National Provider Identifier (NPI) is 1457511883, issued on Jun 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Colleen K. Yavarow, D.O. located?

The NPPES record lists a practice address at 127 Long Sands RD, York, ME, 03909. Phone: (207) 351-3777. Providers update this record themselves, so call before visiting.

How can I verify Colleen K. Yavarow, D.O.'s license?

NPPES lists Maine license number DO2579, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Colleen K. Yavarow, D.O. prescribe under Medicare Part D?

In 2024, Colleen K. Yavarow, D.O. had 441 Medicare Part D claims for 109 beneficiaries; the average among medical oncology physician prescribers was 703. 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.