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General Surgery

Jocelyn Zajac, MD

Sees patients in Madison, WI · Wisconsin

Summary

Dr. Jocelyn Zajac, MD is a general surgeon at 600 Highland Ave, Madison, WI 53792. Phone: (608) 263-6400. Accepts Medicare assignment. NPI 1558823575. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 600 Highland Ave, Madison, WI 53792 · Directions
  • Phone: (608) 263‑6400
  • Medicare: Accepts Medicare assignment
  • Group practice: University of Wisconsin System Non Payroll
  • Medical school: George Washington University School Of Medicine · graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jocelyn Zajac, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jocelyn Zajac accept Medicare assignment?
Yes. Medicare's clinician data says Jocelyn Zajac accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Jocelyn Zajac's NPI number?
1558823575. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Jocelyn Zajac is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jocelyn Zajac as a member of this group (CMS data updated October 2, 2026).

  • University of Wisconsin System Non Payroll109 clinicians in the group

Specialties

Find other General Surgery doctors in Wisconsin →

Other general surgeons in Madison

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

All general surgeons in Madison →

Other clinicians in University of Wisconsin System Non Payroll

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolGeorge Washington University School Of Medicine
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558823575
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians