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Anesthesiology

Michael Williams

Works at hospitals in Framingham, MA · Massachusetts

Summary

Michael Williams (Anesthesiology) is listed by Medicare at 1 hospital in Framingham, MA. NPI 1588019483. 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 Michael 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

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
University Of Massachusetts Medical SchoolMedical school
MaleGender (as listed)
Metrowest Anesthesia Associates LLCGroup practice

Quick answers

Which hospitals does Michael Williams work at?
Medicare's official clinician data lists Michael Williams at 1 hospital: Metrowest Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael Williams see patients?
Medicare's clinician data lists 1 practice location in Framingham, MA. Call before your visit to confirm the address.
What is Michael Williams's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Michael Williams accept Medicare assignment?
Yes. Medicare's clinician data says Michael 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 Michael Williams?
(508) 383-1000, as listed in official Medicare / NPI Registry data.
What is Michael Williams's NPI number?
1588019483. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael Williams works

Medicare's Facility Affiliation Data lists Michael 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 Michael Williams is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Metrowest Anesthesia Associates LLC22 clinicians in the group

Specialties

Find other Anesthesiology doctors in Massachusetts →

Other anesthesiologists in Framingham

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

All anesthesiologists in Framingham →

Clinician information

Medical schoolUniversity Of Massachusetts Medical School
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1588019483
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