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Endocrinology

Gilbert G. Fareau, MD

Works at hospitals in New Berlin, WI · Milwaukee, WI · Kenosha, WI … · Wisconsin

Summary

Gilbert G. Fareau, MD (Endocrinology) is listed by Medicare at 5 hospitals in New Berlin, WI, Milwaukee, WI and Kenosha, WI and other places. NPI 1225221138. 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 Gilbert G. Fareau, 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

EndocrinologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
27Years since medical school (graduated 1999)
MaleGender (as listed)
The Medical College of Wisconsin IncGroup practice

Quick answers

Which hospitals does Gilbert G. Fareau work at?
Medicare's official clinician data lists Gilbert G. Fareau at 5 hospitals: Froedtert Community Hospital, Froedtert Memorial Lutheran Hospital, Froedtert South Inc., Holy Family Memorial and St Josephs Community Hospital West Bend. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gilbert G. Fareau see patients?
Medicare's clinician data lists 2 practice locations, including Milwaukee, WI. Call before your visit to confirm the address.
What is Gilbert G. Fareau's specialty?
Medicare lists Endocrinology as the primary specialty.
Does Gilbert G. Fareau accept Medicare assignment?
Yes. Medicare's clinician data says Gilbert G. Fareau 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.
Does Gilbert G. Fareau offer telehealth?
Medicare's clinician data says Gilbert G. Fareau offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Gilbert G. Fareau?
(414) 805-3666, as listed in official Medicare / NPI Registry data.
What is Gilbert G. Fareau's NPI number?
1225221138. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gilbert G. Fareau works

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

Group practices

Medicare enrollment lists Gilbert G. Fareau 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 Endocrinology doctors in Wisconsin →

Other endocrinologists in Milwaukee

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

All endocrinologists in Milwaukee →

Clinician information

CredentialMD
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1225221138
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