NPPES file of Aug 9, 2026

Jason Munro Slater, M.D.

Radiation Oncology Physician · Newton, MA

Jason Munro Slater, M.D. is a radiation oncology physician with a practice address in Newton, Massachusetts, and NPI 1508270737, issued on Jun 16, 2014. Check the license (Massachusetts ETL587, 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 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508270737
Name
Jason Munro Slater
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
ETL587 MA
Self-reported in NPPES; status is on the state search
Practice location
2014 Washington St, Newton, MA 02462
Phone
(617) 219-1200
Enumerated
Jun 16, 2014
Record last updated
Apr 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201210001526); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2014
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 2014 Washington St

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

  1. Nooshin Abbasi, MD MPHInternal Medicine Physician1831888353
  2. Todd Abbott, M.D.Anatomic Pathology & Clinical Pathology Physician1013057454
  3. Tatiana Abrantes, MDStudent in an Organized Health Care Education/Training Program1962107250
  4. Maura Adrian, LICSWSocial Worker1083106918
  5. Davies Agyekum, M.D., PHDAnesthesiology Physician1134651425
  6. Tarik Alkasab, M.D., PH.D.Diagnostic Radiology Physician1154305803

Verify Jason Munro Slater 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 ETL587
    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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28% fewer Medicare Part D claims than the average radiation oncology physician in 2024

96 Medicare Part D claims for 41 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Jason Slater96
  2. Specialty average134

Most prescribed

  1. Lidocaine Hcl Viscous19 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score71.8
  2. Costout of 100 · 30%64.5
  3. Promoting interoperabilityout of 100 · 25%82.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. Faculty Physicians And Surgeons OF LlusmLoma Linda, CA

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

Jason Munro Slater among 241 radiation oncology physician records in Massachusetts

Jason Munro Slater, 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 2014, is newer than 69% of them.

  • NPI issued2014 · 69% of these records are older, 28% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2014 · median 2006 among the 172 with a school on file
  • Record last updated2020 · 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. Christine Olsen, MDNewton, MA 024621124174743
  2. Andrea Russo, M.D.Newton, MA 024621003043548
  3. Sharon Galper, M.D.Brookline, MA 024451538210539
  4. Mitchell Swartz, MD, SCDWeston, MA 024931417997941
  5. Daniel Canaday, MDHyannis, MA 026011427042266
  6. Ethan GlazenerHyannis, MA 026011831620475
  7. Jeffrey Martin, M.D.Hyannis, MA 026011225357684
  8. Basia McAnaw, MDHyannis, MA 026011801864483

Common questions

What is Jason Munro Slater, M.D.'s NPI number?

Jason Munro Slater, M.D.'s National Provider Identifier (NPI) is 1508270737, issued on Jun 16, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jason Munro Slater, M.D. located?

The NPPES record lists a practice address at 2014 Washington St, Newton, MA, 02462. Phone: (617) 219-1200. Providers update this record themselves, so call before visiting.

How can I verify Jason Munro Slater, M.D.'s license?

NPPES lists Massachusetts license number ETL587, 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.

How much does Jason Munro Slater, M.D. prescribe under Medicare Part D?

In 2024, Jason Munro Slater, M.D. had 96 Medicare Part D claims for 41 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Jason Munro Slater, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.2 of 100, reported for the practice group. 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.