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Radiation Oncology

William A. Hall, MD

Works at hospitals in Milwaukee, WI · Wisconsin

Summary

William A. Hall, MD (Radiation Oncology) is listed by Medicare at 1 hospital in Milwaukee, WI. NPI 1104069251. 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 William A. Hall, 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

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
17Years since medical school (graduated 2009)
Loyola University Of Chicago, Stritch School Of MedicineMedical school
MaleGender (as listed)
The Medical College of Wisconsin IncGroup practice

Quick answers

Which hospitals does William A. Hall work at?
Medicare's official clinician data lists William A. Hall at 1 hospital: Froedtert Memorial Lutheran Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does William A. Hall see patients?
Medicare's clinician data lists 4 practice locations, including West Bend, WI and Milwaukee, WI. Call before your visit to confirm the address.
What is William A. Hall's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does William A. Hall accept Medicare assignment?
Yes. Medicare's clinician data says William A. Hall 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 William A. Hall?
(262) 836-7300, as listed in official Medicare / NPI Registry data.
What is William A. Hall's NPI number?
1104069251. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where William A. Hall works

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

Group practices

Medicare enrollment lists William A. Hall as a member of this group (CMS data updated 2026-10-02).

  • The Medical College of Wisconsin Inc2,115 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Wisconsin →

Other radiation oncologists in West Bend

Clinicians with the same Medicare primary specialty in West Bend, WI — not a recommendation.

All radiation oncologists in West Bend →

Clinician information

CredentialMD
Medical schoolLoyola University Of Chicago, Stritch School Of Medicine
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1104069251
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