John G. Palfrey, MD
Pediatrics Physician · Boston, MA
John G. Palfrey, MD is a pediatrics physician with a practice address in Boston, Massachusetts, and NPI 1851372296, issued on Nov 11, 2005. Check the license (Massachusetts 40848, 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.
- Name
- John G. Palfrey
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 40848 MA
Self-reported in NPPES; status is on the state search - Practice location
- 850 Harrison Ave, Boston, MA 02118
- Phone
- (617) 414-5946
- Enumerated
- Nov 11, 2005
- Record last updated
- Jul 22, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (617) 414-4541
- Medicaid ID
- 110037893A MA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
Also registered at 850 Harrison Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mayssa Aboody, CNMAdvanced Practice Midwife1780455998
- Zinah Abukhalil-Quinonez, LICSWClinical Social Worker1376662627
- Kirsten AdamsObstetrics & Gynecology Physician1477203446
- William Adams, MDPediatrics Physician1255314696
- Soukaina Adolphe, M.D.Pediatrics Physician1760579155
Verify John G. Palfrey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 40848Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John G. Palfrey among 2,628 pediatrics physician records in Massachusetts
John G. Palfrey, MD is one of 2,628 pediatrics physician records with a practice address in Massachusetts. 25% 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileNo · 25% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2014 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
822 pediatrics physician records list a practice address in Boston
They are 822 of the 41,865 NPPES records with a practice address in Boston, and 2,628 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,628 in Massachusetts → Every provider in Boston → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- William Adams, MDBoston, MA 021181255314696
- Howard Bauchner, MDBoston, MA 021181710968599
- Deborah Frank, MDBoston, MA 021181003897885
- Anne Lee, MDBoston, MA 021181922099688
- John Maypole, MDBoston, MA 021181356330476
- Alan Meyers, MDBoston, MA 021181215925391
- Patricia Moffatt, MDBoston, MA 021181760463533
- Randa Reitman, MDBoston, MA 021181982686317
Common questions
What is John G. Palfrey, MD's NPI number?
John G. Palfrey, MD's National Provider Identifier (NPI) is 1851372296, issued on Nov 11, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John G. Palfrey, MD located?
The NPPES record lists a practice address at 850 Harrison Ave, Boston, MA, 02118. Phone: (617) 414-5946. Providers update this record themselves, so call before visiting.
How can I verify John G. Palfrey, MD's license?
NPPES lists Massachusetts license number 40848, 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.