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Nephrology

Sumaira T. Shaikh, MD

Works at hospitals in Janesville, WI · Lake Geneva, WI · Wisconsin

Summary

Sumaira T. Shaikh, MD (Nephrology) is listed by Medicare at 2 hospitals in Janesville, WI and Lake Geneva, WI. NPI 1598995995. 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 Sumaira T. Shaikh, 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

NephrologyPrimary specialty
YesAccepts Medicare assignment
19Years since medical school (graduated 2007)
FemaleGender (as listed)
Mercy Health System CorporationGroup practice

Quick answers

Which hospitals does Sumaira T. Shaikh work at?
Medicare's official clinician data lists Sumaira T. Shaikh at 2 hospitals: Mercy Health System Corp and Mercy Walworth Hospital & Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Sumaira T. Shaikh see patients?
Medicare's clinician data lists 1 practice location in Janesville, WI. Call before your visit to confirm the address.
What is Sumaira T. Shaikh's specialty?
Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
Does Sumaira T. Shaikh accept Medicare assignment?
Yes. Medicare's clinician data says Sumaira T. Shaikh 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 Sumaira T. Shaikh's NPI number?
1598995995. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Sumaira T. Shaikh works

Medicare's Facility Affiliation Data lists Sumaira T. Shaikh 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 Sumaira T. Shaikh is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Sumaira T. Shaikh as a member of this group (CMS data updated 2026-10-02).

  • Mercy Health System Corporation753 clinicians in the group

Specialties

Find other Nephrology doctors in Wisconsin →

Other nephrologists in Janesville

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

All nephrologists in Janesville →

Clinician information

CredentialMD
Graduation year2007
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598995995
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