NPPES file of Aug 9, 2026

Michael Dyer, M.D.

Radiation Oncology Physician · Boston, MA

Michael Dyer, M.D. is a radiation oncology physician with a practice address in Boston, Massachusetts, and NPI 1851659130, issued on Apr 24, 2012. Check the license (Massachusetts 261871, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851659130
Name
Michael Dyer
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
261871 MA
Self-reported in NPPES; status is on the state search
Practice location
830 Harrison Avenue, Boston, MA 02118
Phone
(617) 638-7070
Enumerated
Apr 24, 2012
Record last updated
Feb 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(617) 638-7037
Medicaid ID
110111772A MA
Medicare enrollment
Enrolled (PECOS I20170818000801); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 2012
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 830 Harrison Avenue

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

  1. Nana Addo-Tabiri, MDMedical Oncology Physician1942557079
  2. Charles Bliss, MDGastroenterology Physician1740266477
  3. Margaret Brown, AUDAudiologist1043104953
  4. Kelsey Burke, PA-CPhysician Assistant1629569702
  5. Lizabeth Cline, N.P.Adult Health Nurse Practitioner1710092929
  6. Arthur Cohn, MDOtolaryngology Physician1467438861

Verify Michael Dyer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 261871
    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 Massachusetts 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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Bills Medicare through 2 group practices

  1. Brigham And Womens Physicians Organization IncBoston, MA
  2. Massachusetts General Physicians Organization IncBoston, MA

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

Michael Dyer among 241 radiation oncology physician records in Massachusetts

Michael Dyer, M.D. is one of 241 radiation oncology physician records with a practice address in Massachusetts. 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 2012, is newer than 63% of them.

  • NPI issued2012 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2012 · median 2006 among the 172 with a school on file
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Massachusetts

There are 241 radiation oncology physician records in Massachusetts.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Ariel Hirsch, MDBoston, MA 021181992783781
  2. Kimberley Mak, M.D., M.P.H.Boston, MA 021181891015350
  3. Akash Parekh, MDBoston, MA 021181073963732
  4. Geoffrey SedorBoston, MA 021181770162042
  5. Minh Truong, MDBoston, MA 021181316937436
  6. Sherry Yan, M.D.Boston, MA 021181689035503
  7. Hannah Roberts, MDBoston, MA 021161437682986
  8. Jenna Adleman, MDBoston, MA 021151528613833

Common questions

What is Michael Dyer, M.D.'s NPI number?

Michael Dyer, M.D.'s National Provider Identifier (NPI) is 1851659130, issued on Apr 24, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Michael Dyer, M.D. located?

The NPPES record lists a practice address at 830 Harrison Avenue, Boston, MA, 02118. Phone: (617) 638-7070. Providers update this record themselves, so call before visiting.

How can I verify Michael Dyer, M.D.'s license?

NPPES lists Massachusetts license number 261871, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.