Individual provider Active NPI

Gregg L McAdoo, M.D.

  • Obstetrics & Gynecology Physician
  • Eau Claire, WI
National Provider Identifier
1457324329
Registry record updated Jan 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
6568A Issued in WY
Practice address
2116 Craig Rd
Eau Claire, WI 54701-6149
Phone
(715) 858-4500
NPI assigned
Feb 9, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 9, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X 76503 WI
Obstetrics & Gynecology Physician 207V00000X 4825 SD
Obstetrics & Gynecology Physician 207V00000X 6568A WY Primary

Addresses

Primary practice location

2116 Craig Rd
Eau Claire, WI 54701-6149

Mailing address

1333 W 5TH St Ste 110
Sheridan, WY 82801-2752
Phone (307) 672-2522

Other practice location 1

1333 W 5th St, STE 210
Sheridan, WY 82801-2752
Phone (307) 672-2522

Other practice location 2

1401 W 5TH St
Sheridan, WY 82801-2705
Phone (307) 672-2522

Other identifiers 4

IdentifierTypeStateIssuer
1457324329OtherNPI
6200880MedicaidSD
1629182019MedicaidWY
6568AOtherWYWYOMING STATE LICENSE

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in ND, WI2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20190624002884 ND Practitioner - Obstetrics/Gynecology 9537079454 Reassigns benefits to 3 organizations
I20250904002851 WI Practitioner - Obstetrics/Gynecology 9537079454 Reassigns benefits to 9 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Other, 1993
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1000 N Oak Ave
Marshfield, WI 54449-5702

1000 N Oak Ave
Marshfield, WI 54449-5703

Hospital & facility affiliations

  • Jamestown Regional Medical Center Hospital, Jamestown, ND, CCN 351335

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
76503WIMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Memorial Hospital Inc CurrentSince Aug 1, 2025 Accepting new patients
Lutheran Charity Association Obstetrics & Gynecology CurrentSince May 17, 2019 Accepting new patients
Beaver Dam Community Hospitals Inc CurrentSince Aug 1, 2025 Accepting new patients
Innovis Health, LLC Current Accepting new patients
Lutheran Charity Association CurrentSince May 17, 2019 Accepting new patients
Flambeau Hospital Inc CurrentSince Aug 1, 2025 Accepting new patients
MCHS Hospitals Inc CurrentSince Aug 2, 2025 Accepting new patients
Lutheran Charity Association Current Accepting new patients
Lakeview Medical Center Inc of Rice Lake CurrentSince Aug 1, 2025 Accepting new patients
MCHS Hospitals Inc Current Accepting new patients
Innovis Health LLC CurrentSince Feb 27, 2023 Accepting new patients
Innovis Health LLC CurrentSince Feb 27, 2023 Accepting new patients
Flambeau Hospital Inc Current Accepting new patients
MCHS Hospitals Inc Current Accepting new patients
Lutheran Charity Association Current Accepting new patients
Beaver Dam Community Hospitals Inc CurrentSince Aug 1, 2025 Accepting new patients
Marshfield Clinic Inc CurrentSince Aug 1, 2025 Accepting new patients
MCHS Hospitals Inc CurrentSince Aug 2, 2025 Accepting new patients
Regional Health Physicians Inc Past Accepting new patients

Locations

3000 32nd Ave S
Fargo, ND 58103
Phone (701) 364-3000

2422 20th St SW
Jamestown, ND 58401
Phone (701) 252-1050

705 S University Ave
Beaver Dam, WI 53916
Phone (920) 885-6090

2116 Craig Rd
Eau Claire, WI 54701
Phone (715) 858-4500

3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200

1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111

1102 S Center Ave
Merrill, WI 54452
Phone (715) 536-3399

N3708 River Ave
Neillsville, WI 54456
Phone (715) 743-3101

1700 W Stout St
Rice Lake, WI 54868
Phone (715) 236-6133

Organizations & group practices 19

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.

View all 19

Hospital & facility affiliations 1

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": "1139443200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767916800000",
    "number": "1457324329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1333 W 5TH ST STE 110",
            "city": "SHERIDAN",
            "state": "WY",
            "postal_code": "828012752",
            "telephone_number": "307-672-2522",
            "fax_number": "307-672-3732"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2116 CRAIG RD",
            "city": "EAU CLAIRE",
            "state": "WI",
            "postal_code": "547016149",
            "telephone_number": "715-858-4500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1333 W 5th St, STE 210",
            "address_purpose": "LOCATION",
            "city": "Sheridan",
            "state": "WY",
            "postal_code": "828012752",
            "country_code": "US",
            "telephone_number": "307-672-2522",
            "fax_number": "307-672-3732",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1401 W 5TH ST",
            "address_purpose": "LOCATION",
            "city": "SHERIDAN",
            "state": "WY",
            "postal_code": "828012705",
            "country_code": "US",
            "telephone_number": "307-672-2522",
            "fax_number": "307-672-3732",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCADOO",
        "first_name": "GREGG",
        "middle_name": "L",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-09",
        "last_updated": "2026-01-09",
        "certification_date": "2026-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "WI",
            "license": "76503",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "SD",
            "license": "4825",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "WY",
            "license": "6568A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NPI",
            "identifier": "1457324329",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "6200880",
            "state": "SD"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1629182019",
            "state": "WY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "WYOMING STATE LICENSE",
            "identifier": "6568A",
            "state": "WY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Eau Claire, WI

Sources for this page

Verify at the official NPI Registry.