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Family Practice

Kamal S. Muzaffar, MD

Works at hospitals in Elkhorn, WI · Kenosha, WI · Wisconsin

Summary

Dr. Kamal S. Muzaffar, MD is a family doctor at 100 S Washington St, Elkhorn, WI 53121. Phone: (262) 743-1122. May accept Medicare assignment. In 2024, Kamal S. Muzaffar had 315 Original Medicare patients and 1,286 services. NPI 1174599500. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 100 S Washington St, Elkhorn, WI 53121 · Directions (2 more locations)
  • Phone: (262) 743‑1122
  • Medicare: May accept Medicare assignment
  • Hospitals: Aurora Lakeland Medical Center, Froedtert South Inc.
  • Group practice: Vituity-Wisconsin HM SC
  • Medical school: graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kamal S. Muzaffar, 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 Kamal S. Muzaffar accept Medicare assignment?
Medicare's clinician data says Kamal S. Muzaffar may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Kamal S. Muzaffar see?
In 2024, CMS data shows 315 Original Medicare patients and 1,286 services for Kamal S. Muzaffar. This counts Original Medicare only and measures volume, not quality.
What is Kamal S. Muzaffar's NPI number?
1174599500. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Kamal S. Muzaffar, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients315
Services billed to Medicare1,286
Different services or procedures23
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)443 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)179 services
  3. Hospital discharge day management, more than 30 minutes (99239)168 services
  4. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)136 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)103 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis53%
  • Chronic kidney disease48%
  • Diabetes45%
  • Heart failure42%

Hospitals where Kamal S. Muzaffar works

Medicare's Facility Affiliation Data lists Kamal S. Muzaffar at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Aurora Lakeland Medical CenterElkhorn, WI · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 520102
  • Froedtert South Inc.Kenosha, WI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 520021

Practice locations

Addresses where Kamal S. Muzaffar is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kamal S. Muzaffar as a member of this group (CMS data updated October 2, 2026).

  • Vituity-Wisconsin HM SC29 clinicians in the group

Specialties

Find other Family Practice doctors in Wisconsin →

Other family doctors in Elkhorn

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

All family doctors in Elkhorn →

Other clinicians in Vituity-Wisconsin HM SC

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

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1174599500
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians