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Hospitalist

Joseph Fitz, MD

Works at hospitals in Menomonee Falls, WI · New Berlin, WI · West Bend, WI · Wisconsin

Summary

Joseph Fitz, MD (Hospitalist) is listed by Medicare at 3 hospitals in Menomonee Falls, WI, New Berlin, WI and West Bend, WI. NPI 1437640877. 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 Joseph Fitz, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
MaleGender (as listed)
Froedtert Andthe Medical College of Wisconsin Community Physicians IncGroup practice

Quick answers

Which hospitals does Joseph Fitz work at?
Medicare's official clinician data lists Joseph Fitz at 3 hospitals: Community Memorial Hospital, Froedtert Community Hospital and St Josephs Community Hospital West Bend. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Joseph Fitz see patients?
Medicare's clinician data lists 6 practice locations, including Wauwatosa, WI, West Bend, WI and New Berlin, WI. Call before your visit to confirm the address.
What is Joseph Fitz's specialty?
Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
Does Joseph Fitz accept Medicare assignment?
Yes. Medicare's clinician data says Joseph Fitz 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 Joseph Fitz?
(414) 955-5990, as listed in official Medicare / NPI Registry data.
What is Joseph Fitz's NPI number?
1437640877. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Joseph Fitz works

Medicare's Facility Affiliation Data lists Joseph Fitz 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 Joseph Fitz 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 Joseph Fitz as a member of this group (CMS data updated 2026-10-02).

  • Froedtert Andthe Medical College of Wisconsin Community Physicians Inc1,285 clinicians in the group

Specialties

Find other Hospitalist doctors in Wisconsin →

Other hospitalists in Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All hospitalists in Wisconsin →

Clinician information

CredentialMD
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1437640877
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