NPPES file of Aug 9, 2026

John H. Wolff, M.D.

Medical Oncology Physician · Burlington, MA

John H. Wolff, M.D. is a medical oncology physician with a practice address in Burlington, Massachusetts, and NPI 1255497400, issued on Dec 29, 2006. Check the license (Massachusetts 39365, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1255497400
Name
John H. Wolff
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
39365 MA
Self-reported in NPPES; status is on the state search
Practice location
Lahey Clinic, Burlington, MA 01805
Phone
(781) 744-8000
Enumerated
Dec 29, 2006
Record last updated
Feb 16, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(781) 744-5293
Medicaid ID
110063850A MA
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 Lahey Clinic

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

  1. Gyorgy Abel, M.D.Clinical Pathology/Laboratory Medicine Physician1831282383
  2. Ghazwan Acash, M.D.Pulmonary Disease Physician1710187331
  3. Christine Ackroyd, N.P.Family Nurse Practitioner1053693549
  4. Vincent Agnello, M.D.Specialist1053362129
  5. Eileen Allosso, MS APRN BCNurse Practitioner1437240926
  6. Carolyn Anderson, M.D.Ophthalmology Physician1376644773

Verify John H. Wolff 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 39365
    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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John H. Wolff among 421 medical oncology physician records in Massachusetts

John H. Wolff, M.D. is one of 421 medical oncology physician records with a practice address in Massachusetts. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 60% newer
  • In a Medicare fileNo · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2011 · 51% 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 Massachusetts 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 Massachusetts

There are 421 medical oncology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Russell Baur, MDBurlington, MA 018051508020470
  2. Sunil Bhatt, MDBurlington, MA 018051073178737
  3. Ragisha Gopalakrishnan, M.D.Burlington, MA 018051538502620
  4. Brian LabadieBurlington, MA 018051023548054
  5. Joyce McCaffrey, M.D.Burlington, MA 018051255497418
  6. Saleem Meerani, M.DBurlington, MA 018051386050938
  7. Neela Natarajan, MDBurlington, MA 018051427107010
  8. Corrine Zarwan, MDBurlington, MA 018051790724409

Common questions

What is John H. Wolff, M.D.'s NPI number?

John H. Wolff, M.D.'s National Provider Identifier (NPI) is 1255497400, issued on Dec 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John H. Wolff, M.D. located?

The NPPES record lists a practice address at Lahey Clinic, Burlington, MA, 01805. Phone: (781) 744-8000. Providers update this record themselves, so call before visiting.

How can I verify John H. Wolff, M.D.'s license?

NPPES lists Massachusetts license number 39365, 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. 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.