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Orthopedic Surgery

Jonathan P. Dunker, DO

Works at hospitals in Sturgeon Bay, WI · Green Bay, WI · Wisconsin

Summary

Jonathan P. Dunker, DO (Orthopedic Surgery) is listed by Medicare at 3 hospitals in Sturgeon Bay, WI and Green Bay, WI. NPI 1144543299. 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 Jonathan P. Dunker, 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

Orthopedic SurgeryPrimary specialty
YesAccepts Medicare assignment
17Years since medical school (graduated 2009)
MaleGender (as listed)
St Vincent Hospital-Hospital Sisters-Third Order of St FrancisGroup practice

Quick answers

Which hospitals does Jonathan P. Dunker work at?
Medicare's official clinician data lists Jonathan P. Dunker at 3 hospitals: Door County Medical Center, St Marys Hospital Medical Ctr and St Vincent Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan P. Dunker see patients?
Medicare's clinician data lists 1 practice location in Green Bay, WI. Call before your visit to confirm the address.
What is Jonathan P. Dunker's specialty?
Medicare lists Orthopedic Surgery as the primary specialty.
Does Jonathan P. Dunker accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan P. Dunker 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 Jonathan P. Dunker?
(920) 496-4700, as listed in official Medicare / NPI Registry data.
What is Jonathan P. Dunker's NPI number?
1144543299. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan P. Dunker works

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

Group practices

Medicare enrollment lists Jonathan P. Dunker as a member of this group (CMS data updated 2026-10-02).

  • St Vincent Hospital-Hospital Sisters-Third Order of St Francis603 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Wisconsin →

Other orthopedic surgeons in Green Bay

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

All orthopedic surgeons in Green Bay →

Clinician information

CredentialDO
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1144543299
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