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Internal Medicine

Peter Marogil, DO

Works at hospitals in Freeport, IL · Neenah, WI · Madison, WI … · Illinois, Wisconsin

Summary

Peter Marogil, DO (Internal Medicine) is listed by Medicare at 5 hospitals in Freeport, IL, Neenah, WI and Madison, WI and other places. NPI 1528447331. 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 Marogil, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
11Years since medical school (graduated 2015)
MaleGender (as listed)
University of Wisconsin Medical Foundation IncGroup practice (+1 more)

Quick answers

Which hospitals does Peter Marogil work at?
Medicare's official clinician data lists Peter Marogil at 5 hospitals: FHN Memorial Hospital, Thedacare Regional Med Ctr - Neenah, UnityPoint Health - Meriter, University of WI Hospitals & Clinics Authority and UW Health. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Peter Marogil see patients?
Medicare's clinician data lists 3 practice locations, including Rockford, IL, Madison, WI and Green Bay, WI. Call before your visit to confirm the address.
What is Peter Marogil's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Cardiovascular Disease (Cardiology).
Does Peter Marogil accept Medicare assignment?
Yes. Medicare's clinician data says Peter Marogil 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 Peter Marogil?
(779) 696-8800, as listed in official Medicare / NPI Registry data.
What is Peter Marogil's NPI number?
1528447331. 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 Marogil works

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

Group practices

Medicare enrollment lists Peter Marogil as a member of these groups (CMS data updated 2026-10-02).

  • University of Wisconsin Medical Foundation Inc2,553 clinicians in the group
  • Swedishamerican Hospital389 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Rockford

Clinicians with the same Medicare primary specialty in Rockford, IL — not a recommendation.

All internal medicine doctors in Rockford →

Clinician information

CredentialDO
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1528447331
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