Active NPI
Janessa Marie Roth
- Physician Assistant
- Marshfield, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physician Assistant
- License
- 8285
- Practice address
- 1000 North Oak Avenue
Marshfield, WI 54449-5703 - Phone
- (715) 387-5511
- NPI assigned
- Oct 9, 2023
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Physician Assistant | 363A00000X | 8285 | WI | Primary |
Addresses
Primary practice location
1000 North Oak Avenue
Marshfield, WI 54449-5703
Mailing address
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511
Other practice location 1
2000 University Ave
Dubuque, IA 52001-5050
Phone (563) 589-3662
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | him@marshfieldclinichealthsystem.cernerdirect.com |
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: No
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20250925002502 | WI | Practitioner - Physician Assistant | 0345745857 | Reassigns benefits to 6 organizations |
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2024
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- MCHS Hospitals Inc
Practice addresses (Care Compare)
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511
Hospital & facility affiliations
- Marshfield Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 8285 | WI | MD | Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Marshfield Clinic Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Flambeau Hospital Inc | Current | Accepting new patients | |
| Lakeview Medical Center Inc of Rice Lake | Current | Accepting new patients | |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Current | Accepting new patients | |
| Lakeview Medical Center Inc of Rice Lake | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Past | Accepting new patients |
Locations
705 S University Ave
Beaver Dam, WI 53916
Phone (920) 885-6090
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 12
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.
-
- Critical Access Hospital
- Park Falls, WI
- NPI 1700963048
-
- Clinic/Center
- Rice Lake, WI
- NPI 1790320687
-
- Durable Medical Equipment & Medical Supplies
- Eau Claire, WI
- NPI 1558230847
-
- Critical Access Hospital
- Ladysmith, WI
- NPI 1952890873
-
- Clinic/Center
- Neillsville, WI
- NPI 1033701800
-
- Rural Health Clinic/Center
- Neillsville, WI
- NPI 1619966793
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": "1696809600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755561600000",
"number": "1265213136",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1000 N OAK AVE",
"city": "MARSHFIELD",
"state": "WI",
"postal_code": "544495703",
"telephone_number": "715-387-5511"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1000 NORTH OAK AVENUE",
"city": "MARSHFIELD",
"state": "WI",
"postal_code": "544495703",
"telephone_number": "715-387-5511"
}
],
"practiceLocations": [
{
"address_1": "2000 University Ave",
"address_purpose": "LOCATION",
"city": "Dubuque",
"state": "IA",
"postal_code": "520015050",
"country_code": "US",
"telephone_number": "563-589-3662",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ROTH",
"first_name": "JANESSA",
"middle_name": "MARIE",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2023-10-09",
"last_updated": "2025-08-19",
"certification_date": "2025-08-14",
"status": "A"
},
"taxonomies": [
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "WI",
"license": "8285",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
"affiliation": "N",
"address_1": "1000 North Oak Avenue",
"city": "Marshfield",
"state": "WI",
"country_code": "US",
"postal_code": "544495703",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Marshfield, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 2025; 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.