Individual provider Active NPI

Kamal S Muzaffar, MD

  • Family Medicine Physician
  • Elkhorn, WI
National Provider Identifier
1174599500
Registry record updated Sep 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
43819-20 Issued in WI
Practice address
100 S Washington St
Elkhorn, WI 53121-1732
Phone
(262) 743-1122
Fax
(262) 743-1582
NPI assigned
Feb 26, 2006
Last updated
Sep 29, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 29, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 43819-020 WI
Family Medicine Physician 207Q00000X 43819-20 WI Primary
Hospitalist Physician 208M00000X 43819-20 WI

Addresses

Primary practice location

100 S Washington St
Elkhorn, WI 53121-1732

Mailing address

100 S Washington St
Elkhorn, WI 53121-1732
Phone (262) 743-1122

Other identifiers 1

IdentifierTypeStateIssuer
34151600MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040731000210 WI Practitioner - Family PracticePractitioner - Emergency MedicinePractitioner - Hospitalist 6709856172 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family PracticeAlso: Emergency Medicine, Hospitalist
Education
Other, 1990
Medicare assignment
May accept Medicare assignment
Group practices
Vituity-Wisconsin HM SCGroup PAC ID 4880056126, 29 clinicians

Practice addresses (Care Compare)

100 S Washington St
Elkhorn, WI 53121-1732
Phone (262) 743-1122

9555 76TH St
Pleasant Prairie, WI 53158-1984
Phone (262) 577-8000

W3985 County Rd NN
Elkhorn, WI 53121-4337
Phone (262) 741-2000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
43819-020WIMDEmergency Medicine Physician
43819-20WIMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Columbia St. Mary's Hospital Milwaukee, Inc Family Medicine CurrentSince Oct 1, 2016 Accepting new patients
Elkhorn Family Clinic Family Medicine CurrentSince Nov 1, 2001 Accepting new patients
Columbia St. Mary's Hospital Milwaukee Inc CurrentSince Oct 1, 2016 Accepting new patients
Vituity-Wisconsin HM SC Hospitalist CurrentSince Aug 1, 2023 Accepting new patients
Comprehensive Medical and Locum Associates SC CurrentSince Jun 19, 2025 Accepting new patients

Locations

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 350-2663

100 S Washington St
Elkhorn, WI 53121
Phone (262) 723-6302

W3985 Highway NN
Elkhorn, WI 53121
Phone (262) 741-2000

1001 W Glen Oaks Ln
Ste 105
Mequon, WI 53092
Phone (414) 258-8314

2323 N Lake Dr
Milwaukee, WI 53211
Phone (414) 291-1000

5000 W Chambers St
Milwaukee, WI 53210
Phone (414) 447-2089

7235 W Appleton Ave
Milwaukee, WI 53216
Phone (414) 434-8517

7235 W Appleton Ave
Ste 1
Milwaukee, WI 53216
Phone (414) 305-3422

9555 76th St
Pleasant Prairie, WI 53158
Phone (262) 577-8000

13111 N Port Washington Rd
Thiensville, WI 53097
Phone (262) 243-7300

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/9838/brand/1/csg/1/fhir/r4
  • FHIR API: https://fhir4.healow.com/fhir/r4/FDJFBD/Endpoint/FDJFBD

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 6

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1140912000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790640000000",
    "number": "1174599500",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 S WASHINGTON ST",
            "city": "ELKHORN",
            "state": "WI",
            "postal_code": "531211732",
            "telephone_number": "262-743-1122",
            "fax_number": "262-743-1582"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 S WASHINGTON ST",
            "city": "ELKHORN",
            "state": "WI",
            "postal_code": "531211732",
            "telephone_number": "262-743-1122",
            "fax_number": "262-743-1582"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MUZAFFAR",
        "first_name": "KAMAL",
        "middle_name": "S",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-26",
        "last_updated": "2026-09-29",
        "certification_date": "2025-01-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "WI",
            "license": "43819-020",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WI",
            "license": "43819-20",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "WI",
            "license": "43819-20",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "34151600",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Elkhorn, WI

Sources for this page

Verify at the official NPI Registry.