Active NPI
Naomi Muthoni Ruiru, APNP
- Family Nurse Practitioner
- La Crosse, WI
National Provider Identifier
1003366733
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 11121
- Practice address
- 1836 South Ave
La Crosse, WI 54601-5429 - Phone
- (608) 782-7300
- NPI assigned
- Oct 5, 2016
- 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 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | A163915 | IA | |
| Family Nurse Practitioner | 363LF0000X | 8952 | MN | |
| Family Nurse Practitioner | 363LF0000X | 11121 | WI | Primary |
| Nurse Practitioner | 363L00000X | 11121-33 | WI | |
| Family Nurse Practitioner | 363LF0000X | 0043065 | OH |
Addresses
Primary practice location
1836 South Ave
La Crosse, WI 54601-5429
Mailing address
1836 South Ave
La Crosse, WI 54601-5429
Phone (608) 782-7300
Other practice location 1
800 West Ave S
LA Crosse, WI 54601-8806
Phone (608) 785-0940
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI, IA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1836 S Ave
La Crosse, WI 54601-5429
Phone (608) 783-7300
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 11121-33 | WI | MD | Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Gundersen Lutheran Medical Center, Inc | Current | Accepting new patients | |
| Gundersen Lutheran Medical Center, Inc | Current | Accepting new patients | |
| Gundersen Lutheran Medical Center Inc | Current | Accepting new patients |
Locations
1836 South Ave
La Crosse, WI 54601
Phone (608) 788-8102
1910 South Ave
La Crosse, WI 54601
Phone (608) 775-2287
Interoperability endpoints
- nruiru223652@direct.emplifyhealth.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.
-
- Clinic/Center
- La Crosse, WI
- NPI 1225873458
-
- Clinic/Center
- Onalaska, WI
- NPI 1225372923
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Onalaska, WI
- NPI 1871837567
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- La Crosse, WI
- NPI 1376593442
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Onalaska, WI
- NPI 1871837567
Hospital
-
- Community Based Hospice Care Agency
- La Crosse, WI
- NPI 1013943893
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1475625600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787184000000",
"number": "1003366733",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1836 SOUTH AVE",
"city": "LA CROSSE",
"state": "WI",
"postal_code": "546015429",
"telephone_number": "608-782-7300"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1836 SOUTH AVE",
"city": "LA CROSSE",
"state": "WI",
"postal_code": "546015429",
"telephone_number": "608-782-7300"
}
],
"practiceLocations": [
{
"address_1": "800 West Ave S",
"address_purpose": "LOCATION",
"city": "LA Crosse",
"state": "WI",
"postal_code": "546018806",
"country_code": "US",
"telephone_number": "608-785-0940",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "RUIRU",
"first_name": "NAOMI",
"middle_name": "MUTHONI",
"credential": "APNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-10-05",
"last_updated": "2026-08-20",
"certification_date": "2026-08-20",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "IA",
"license": "A163915",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "MN",
"license": "8952",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "WI",
"license": "11121",
"primary": true
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "WI",
"license": "11121-33",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "OH",
"license": "0043065",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in La Crosse, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 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.