Active NPI
Gregg L McAdoo, M.D.
- Obstetrics & Gynecology Physician
- Eau Claire, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- 6568A
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1457324329 | Other | NPI | |
| 6200880 | Medicaid | SD | |
| 1629182019 | Medicaid | WY | |
| 6568A | Other | WY | WYOMING STATE LICENSE |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in ND, WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| 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
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 76503 | WI | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Memorial Hospital Inc | Current | Accepting new patients | |
| Lutheran Charity Association | Obstetrics & Gynecology | Current | Accepting new patients |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| Innovis Health, LLC | Current | Accepting new patients | |
| Lutheran Charity Association | Current | Accepting new patients | |
| Flambeau Hospital Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Lutheran Charity Association | Current | Accepting new patients | |
| Lakeview Medical Center Inc of Rice Lake | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Innovis Health LLC | Current | Accepting new patients | |
| Innovis Health LLC | Current | 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 | Current | Accepting new patients | |
| Marshfield Clinic Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | 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.
-
- Pharmacy
- Beaver Dam, WI
- NPI 1295771780
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.