Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Janis E. Zimmerman, MD

Works at hospitals in Toledo, OH · Ohio

Summary

Janis E. Zimmerman, MD (Family Practice) is listed by Medicare at 1 hospital in Toledo, OH. NPI 1134112352. 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 Janis E. Zimmerman, 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
33Years since medical school (graduated 1993)
University Of Toledo College Of MedicineMedical school
FemaleGender (as listed)
Mercy Health Physicians-North LLCGroup practice

Quick answers

Which hospitals does Janis E. Zimmerman work at?
Medicare's official clinician data lists Janis E. Zimmerman at 1 hospital: Mercy St Vincent Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Janis E. Zimmerman see patients?
Medicare's clinician data lists 1 practice location in Toledo, OH. Call before your visit to confirm the address.
What is Janis E. Zimmerman's specialty?
Medicare lists Family Practice as the primary specialty.
Does Janis E. Zimmerman accept Medicare assignment?
Yes. Medicare's clinician data says Janis E. Zimmerman 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 Janis E. Zimmerman?
(419) 225-1400, as listed in official Medicare / NPI Registry data.
What is Janis E. Zimmerman's NPI number?
1134112352. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Janis E. Zimmerman works

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

Group practices

Medicare enrollment lists Janis E. Zimmerman as a member of this group (CMS data updated 2026-10-02).

  • Mercy Health Physicians-North LLC132 clinicians in the group

Specialties

Find other Family Practice doctors in Ohio →

Other family doctors in Toledo

Clinicians with the same Medicare primary specialty in Toledo, OH — not a recommendation.

All family doctors in Toledo →

Clinician information

CredentialMD
Medical schoolUniversity Of Toledo College Of Medicine
Graduation year1993
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134112352
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