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Pathology

Robert Willim, MD

Works at hospitals in Milton, MA · Needham, MA · Plymouth, MA … · Massachusetts

Summary

Robert Willim, MD (Pathology) is listed by Medicare at 4 hospitals in Milton, MA, Needham, MA and Plymouth, MA and other places. NPI 1699196097. 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 Robert Willim, 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

PathologyPrimary specialty
YesAccepts Medicare assignment
16Years since medical school (graduated 2010)
State University Of New York At Stony Brook, School Of MedicineMedical school
MaleGender (as listed)
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr IncGroup practice

Quick answers

Which hospitals does Robert Willim work at?
Medicare's official clinician data lists Robert Willim at 4 hospitals: Beth Israel Deaconess Hospital - Milton, Beth Israel Deaconess Hospital - Needham, Beth Israel Deaconess Hospital Plymouth and Beth Israel Deaconess Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Robert Willim see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Robert Willim's specialty?
Medicare lists Pathology as the primary specialty.
Does Robert Willim accept Medicare assignment?
Yes. Medicare's clinician data says Robert Willim 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 Robert Willim?
(617) 754-8612, as listed in official Medicare / NPI Registry data.
What is Robert Willim's NPI number?
1699196097. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Robert Willim works

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

Group practices

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

  • Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc1,740 clinicians in the group

Specialties

Find other Pathology doctors in Massachusetts →

Other pathologists in Boston

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

All pathologists in Boston →

Clinician information

CredentialMD
Medical schoolState University Of New York At Stony Brook, School Of Medicine
Graduation year2010
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699196097
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