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Family Practice

Jon L. Simmons, MD

Works at hospitals in Marinette, WI · Oconto, WI · Green Bay, WI · Wisconsin

Summary

Jon L. Simmons, MD (Family Practice) is listed by Medicare at 3 hospitals in Marinette, WI, Oconto, WI and Green Bay, WI. NPI 1336189075. 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 Jon L. Simmons, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
University Of Wisconsin School Of MedicineMedical school
MaleGender (as listed)
Oconto Hospital and Medical Center IncGroup practice

Quick answers

Which hospitals does Jon L. Simmons work at?
Medicare's official clinician data lists Jon L. Simmons at 3 hospitals: Aurora Medical Center Bay Area, Bellin Health Oconto Hospital and Bellin Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jon L. Simmons see patients?
Medicare's clinician data lists 2 practice locations, including Marinette, WI and Oconto, WI. Call before your visit to confirm the address.
What is Jon L. Simmons's specialty?
Medicare lists Family Practice as the primary specialty.
Does Jon L. Simmons accept Medicare assignment?
Yes. Medicare's clinician data says Jon L. Simmons 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 Jon L. Simmons?
(715) 735-5225, as listed in official Medicare / NPI Registry data.
What is Jon L. Simmons's NPI number?
1336189075. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jon L. Simmons works

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

Group practices

Medicare enrollment lists Jon L. Simmons as a member of this group (CMS data updated 2026-10-02).

  • Oconto Hospital and Medical Center Inc222 clinicians in the group

Specialties

Find other Family Practice doctors in Wisconsin →

Other family doctors in Marinette

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

All family doctors in Marinette →

Clinician information

CredentialMD
Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336189075
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