Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Diagnostic Radiology

Baxter T. Williams, MD

Works at hospitals in Jamaica Plain, MA · Boston, MA · Massachusetts

Summary

Baxter T. Williams, MD (Diagnostic Radiology) is listed by Medicare at 3 hospitals in Jamaica Plain, MA and Boston, MA. NPI 1659997187. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Baxter T. Williams, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
6Years since medical school (graduated 2020)
Medical University Of South Carolina College Of MedicineMedical school
MaleGender (as listed)
Massachusetts General Physicians Organization IncGroup practice

Quick answers

Which hospitals does Baxter T. Williams work at?
Medicare's official clinician data lists Baxter T. Williams at 3 hospitals: Brigham and Women Faulkner Hospital, Brigham and Women's Hospital and Massachusetts General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Baxter T. Williams see patients?
Medicare's clinician data lists 6 practice locations, including Jamaica Plain, MA, Foxborough, MA and Lynn, MA. Call before your visit to confirm the address.
What is Baxter T. Williams's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Baxter T. Williams accept Medicare assignment?
Yes. Medicare's clinician data says Baxter T. Williams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Baxter T. Williams?
(617) 983-7000, as listed in official Medicare / NPI Registry data.
What is Baxter T. Williams's NPI number?
1659997187. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Baxter T. Williams works

Medicare's Facility Affiliation Data lists Baxter T. Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Baxter T. Williams is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Baxter T. Williams as a member of this group (CMS data updated 2026-10-02).

  • Massachusetts General Physicians Organization Inc3,558 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Massachusetts →

Other radiologists in Jamaica Plain

Clinicians with the same Medicare primary specialty in Jamaica Plain, MA — not a recommendation.

All radiologists in Jamaica Plain →

Clinician information

CredentialMD
Medical schoolMedical University Of South Carolina College Of Medicine
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659997187
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians