Individual provider Active NPI

Grant G Boschult, MD

  • Hospitalist Physician
  • Sheboygan, WI
National Provider Identifier
1346516820
Registry record updated Jun 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
61755 Issued in WI
Practice address
3400 Union Ave
Sheboygan, WI 53081-8426
Phone
(920) 802-2100
Fax
(920) 802-1500
NPI assigned
Mar 28, 2012
Last updated
Jun 24, 2026By the provider in NPPES
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 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 61755 WI
Hospitalist Physician 208M00000X 61755 WI Primary

Addresses

Primary practice location

3400 Union Ave
Sheboygan, WI 53081-8426

Mailing address

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

Other practice location 1

2323 N Lake Dr
Milwaukee, WI 53211-4508
Phone (414) 270-4932

Other identifiers 1

IdentifierTypeStateIssuer
100035048MedicaidWI

Electronic endpoints 3

TypeEndpointUseAffiliation
Direct Messaging Address gboschult451722@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Ability Network

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
I20150617002063 WI Practitioner - HospitalistPractitioner - Internal Medicine 7012228026 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
University of Nebraska College of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians

Practice addresses (Care Compare)

13111 N Port Washington Rd
Mequon, WI 53097-2416
Phone (262) 243-7300

2301 N Lake Dr
Milwaukee, WI 53211-4508

2323 N Lake Dr
Milwaukee, WI 53211-4508
Phone (414) 585-1000

3400 Union Ave
Sheboygan, WI 53081-8426
Phone (920) 828-2530

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Columbia St. Mary's Hospital Milwaukee, Inc Current Accepting new patients
Aurora Medical Group, Inc. CurrentSince Apr 4, 2026 Accepting new patients
Columbia St. Mary's Hospital Milwaukee Inc CurrentSince Aug 10, 2015 Accepting new patients
Aurora Medical Group, Inc. Internal Medicine CurrentSince Apr 4, 2026 Accepting new patients
Columbia St. Mary's Hospital Milwaukee, Inc CurrentSince Aug 10, 2015 Accepting new patients

Locations

4425 N Port Washington Rd
Glendale, WI 53212
Phone (414) 326-2218

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

3400 Union Ave
Sheboygan, WI 53081
Phone (920) 802-2100

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

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 3

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": "1332892800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782259200000",
    "number": "1346516820",
    "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": "3400 UNION AVE",
            "city": "SHEBOYGAN",
            "state": "WI",
            "postal_code": "530818426",
            "telephone_number": "920-802-2100",
            "fax_number": "920-802-1500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2323 N Lake Dr",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532114508",
            "country_code": "US",
            "telephone_number": "414-270-4932",
            "fax_number": "414-291-5195",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BOSCHULT",
        "first_name": "GRANT",
        "middle_name": "G",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-03-28",
        "last_updated": "2026-06-24",
        "certification_date": "2026-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WI",
            "license": "61755",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "WI",
            "license": "61755",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100035048",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gboschult451722@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "3400 Union Ave",
            "city": "Sheboygan",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530818426",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "3400 Union Ave",
            "city": "Sheboygan",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530818426",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "Ability Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Sheboygan, WI

Sources for this page

Verify at the official NPI Registry.