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Allergy/Immunology

Reena A. George, MD

Works at hospitals in Janesville, WI · Wisconsin

Summary

Reena A. George, MD (Allergy/Immunology) is listed by Medicare at 1 hospital in Janesville, WI. NPI 1568542140. 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 Reena A. George, 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

Allergy/ImmunologyPrimary specialty
YesAccepts Medicare assignment
34Years since medical school (graduated 1992)
FemaleGender (as listed)
Mercy Health System CorporationGroup practice

Quick answers

Which hospitals does Reena A. George work at?
Medicare's official clinician data lists Reena A. George at 1 hospital: Mercy Health System Corp. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Reena A. George see patients?
Medicare's clinician data lists 2 practice locations, including Janesville, WI. Call before your visit to confirm the address.
What is Reena A. George's specialty?
Medicare lists Allergy/Immunology as the primary specialty.
Does Reena A. George accept Medicare assignment?
Yes. Medicare's clinician data says Reena A. George 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 Reena A. George?
(608) 756-6000, as listed in official Medicare / NPI Registry data.
What is Reena A. George's NPI number?
1568542140. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Reena A. George works

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

Group practices

Medicare enrollment lists Reena A. George as a member of this group (CMS data updated 2026-10-02).

  • Mercy Health System Corporation753 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Wisconsin →

Other allergist and immunologists in Wisconsin

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

All allergist and immunologists in Wisconsin →

Clinician information

CredentialMD
Graduation year1992
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568542140
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