Individual provider Active NPI

Gary W. Stewart, M.D.

  • Surgery Physician
  • Menomonee Falls, WI
National Provider Identifier
1003848458
Registry record updated Jun 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
24267 Issued in WI
Practice address
N84W16889 Menomonee Ave
Menomonee Falls, WI 53051-2810
Phone
(262) 251-7500
Fax
(262) 251-7128
NPI assigned
Jul 7, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 24, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 24267 WI Primary

Addresses

Primary practice location

N84W16889 Menomonee Ave
Menomonee Falls, WI 53051-2810

Mailing address

PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250

Other practice location 1

1640 E Sumner St
Hartford, WI 53027-2684
Phone (262) 670-4000

Other identifiers 2

IdentifierTypeStateIssuer
30741300MedicaidWI
P00451319OtherWIRR MEDICARE

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address gstewart756@direct.myadvocateaurora.org Direct

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
I20050117000023 WI Practitioner - General Surgery 1052360195 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
University of Texas Medical School at Houston, 1979
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Aurora Advanced Healthcare, Inc.Group PAC ID 3375625833, 1,107 clinicians

Practice addresses (Care Compare)

1032 E Sumner St
Hartford, WI 53027-1608
Phone (262) 673-2300

12203 N Corporate Pkwy
Mequon, WI 53092-3388
Phone (262) 387-8200

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
24267WIMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Advanced Healthcare, Inc. Surgery CurrentSince Jan 1, 2008 Accepting new patients
Aurora Advanced Healthcare Inc CurrentSince Jan 1, 2008 Accepting new patients
Advanced Healthcare SC Surgery Past Accepting new patients

Locations

3003 W Good Hope Rd
Glendale, WI 53209
Phone (414) 352-3100

215 Washington St
Grafton, WI 53024
Phone (262) 375-3700

10400 75th St
Kenosha, WI 53142
Phone (262) 697-7000

N84W16889 Menomonee Ave
Menomonee Fls, WI 53051
Phone (262) 251-7500

12203 N Corporate Pkwy
Mequon, WI 53092
Phone (262) 387-8200

7878 N 76th St
Milwaukee, WI 53223
Phone (414) 354-6434

205 Valley Ave
West Bend, WI 53095
Phone (262) 338-1123

Interoperability endpoints

  • Direct secure messaging: gstewart756@direct.myadvocateaurora.org

Organizations & group practices 3

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

NPI Registry JSON

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

{
    "created_epoch": "1152230400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782259200000",
    "number": "1003848458",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 735044",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606735044",
            "telephone_number": "800-326-2250"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "N84W16889 MENOMONEE AVE",
            "city": "MENOMONEE FALLS",
            "state": "WI",
            "postal_code": "530512810",
            "telephone_number": "262-251-7500",
            "fax_number": "262-251-7128"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1640 E Sumner St",
            "address_purpose": "LOCATION",
            "city": "Hartford",
            "state": "WI",
            "postal_code": "530272684",
            "country_code": "US",
            "telephone_number": "262-670-4000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEWART",
        "first_name": "GARY",
        "middle_name": "W.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-07",
        "last_updated": "2026-06-24",
        "certification_date": "2026-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "WI",
            "license": "24267",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30741300",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00451319",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "N84W16889 Menomonee Ave",
            "city": "Menomonee Falls",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530512810",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gstewart756@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "N84W16889 Menomonee Ave",
            "city": "Menomonee Falls",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530512810",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Menomonee Falls, WI

Sources for this page

Verify at the official NPI Registry.