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Gastroenterology

Peter J. Eichenseer, MD

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

Summary

Peter J. Eichenseer, MD (Gastroenterology) is listed by Medicare at 3 hospitals in Menomonee Falls, WI, Milwaukee, WI and West Bend, WI. NPI 1821289141. 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 Peter J. Eichenseer, 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

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
19Years since medical school (graduated 2007)
University Of Wisconsin School Of MedicineMedical school
MaleGender (as listed)
Froedtert Andthe Medical College of Wisconsin Community Physicians IncGroup practice

Quick answers

Which hospitals does Peter J. Eichenseer work at?
Medicare's official clinician data lists Peter J. Eichenseer at 3 hospitals: Community Memorial Hospital, Froedtert Memorial Lutheran Hospital and St Josephs Community Hospital West Bend. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Peter J. Eichenseer see patients?
Medicare's clinician data lists 1 practice location in New Berlin, WI. Call before your visit to confirm the address.
What is Peter J. Eichenseer's specialty?
Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
Does Peter J. Eichenseer accept Medicare assignment?
Yes. Medicare's clinician data says Peter J. Eichenseer 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 Peter J. Eichenseer offer telehealth?
Medicare's clinician data says Peter J. Eichenseer offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Peter J. Eichenseer?
(262) 798-7200, as listed in official Medicare / NPI Registry data.
What is Peter J. Eichenseer's NPI number?
1821289141. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Peter J. Eichenseer works

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

Group practices

Medicare enrollment lists Peter J. Eichenseer 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 Gastroenterology doctors in Wisconsin →

Other gastroenterologists in Wisconsin

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

All gastroenterologists in Wisconsin →

Clinician information

CredentialMD
Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year2007
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1821289141
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