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Radiation Oncology

John M. Floberg, MD

Works at hospitals in Richland Center, WI · Appleton, WI · Madison, WI … · Wisconsin, Illinois

Summary

John M. Floberg, MD (Radiation Oncology) is listed by Medicare at 5 hospitals in Richland Center, WI, Appleton, WI and Madison, WI and other places. NPI 1225456981. 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 John M. Floberg, 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
YesOffers telehealth
12Years since medical school (graduated 2014)
University Of Wisconsin School Of MedicineMedical school
MaleGender (as listed)
University of Wisconsin Medical Foundation IncGroup practice

Quick answers

Which hospitals does John M. Floberg work at?
Medicare's official clinician data lists John M. Floberg at 5 hospitals: Richland Hospital, Thedacare Regional Medical Center - Appleton Inc, 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 John M. Floberg see patients?
Medicare's clinician data lists 2 practice locations, including Madison, WI. Call before your visit to confirm the address.
What is John M. Floberg's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does John M. Floberg accept Medicare assignment?
Yes. Medicare's clinician data says John M. Floberg 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 John M. Floberg offer telehealth?
Medicare's clinician data says John M. Floberg offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for John M. Floberg?
(608) 265-1295, as listed in official Medicare / NPI Registry data.
What is John M. Floberg's NPI number?
1225456981. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where John M. Floberg works

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

Group practices

Medicare enrollment lists John M. Floberg as a member of this group (CMS data updated 2026-10-02).

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

Specialties

Find other Radiation Oncology doctors in Wisconsin →

Other radiation oncologists in Madison

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

All radiation oncologists in Madison →

Clinician information

CredentialMD
Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year2014
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1225456981
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