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Emergency Medicine

Melissa Leib, MD

Works at hospitals in Darlington, WI · Janesville, WI · Madison, WI · Wisconsin

Summary

Melissa Leib, MD (Emergency Medicine) is listed by Medicare at 3 hospitals in Darlington, WI, Janesville, WI and Madison, WI. NPI 1598833006. 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 Melissa Leib, 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
20Years since medical school (graduated 2006)
University Of Wisconsin School Of MedicineMedical school
FemaleGender (as listed)
Lafayette CountyGroup practice

Quick answers

Which hospitals does Melissa Leib work at?
Medicare's official clinician data lists Melissa Leib at 3 hospitals: Lafayette Hospital and Clinics, SSM Health St Mary's Hospital - Janesville and SSM Health St Mary's Hospital - Madison. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Melissa Leib see patients?
Medicare's clinician data lists 1 practice location in Darlington, WI. Call before your visit to confirm the address.
What is Melissa Leib's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Melissa Leib accept Medicare assignment?
Yes. Medicare's clinician data says Melissa Leib 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 Melissa Leib?
(608) 776-4466, as listed in official Medicare / NPI Registry data.
What is Melissa Leib's NPI number?
1598833006. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Melissa Leib works

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

Group practices

Medicare enrollment lists Melissa Leib as a member of this group (CMS data updated 2026-10-02).

  • Lafayette County30 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Wisconsin →

Other emergency medicine doctors in Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All emergency medicine doctors in Wisconsin →

Clinician information

CredentialMD
Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year2006
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598833006
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