Naomi Muthoni Ruiru, APNP
Family Nurse Practitioner · La Crosse, WI
Naomi Muthoni Ruiru, APNP is a family nurse practitioner with a practice address in La Crosse, Wisconsin, and NPI 1003366733, issued on Oct 5, 2016. Check the license (Wisconsin 11121, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Naomi Muthoni Ruiru
- Credential
- APNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 11121 WI
11121-33 WI
A163915 IA
8952 MN
Self-reported in NPPES; status is on the state search - Practice location
- 1836 South Ave, La Crosse, WI 54601
- Phone
- (608) 782-7300
- Enumerated
- Oct 5, 2016
- Record last updated
- Jul 14, 2026
- Medicare enrollment
- Enrolled (PECOS I20211102000798); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,814 in Wisconsin → Look up another NPI →
Also registered at 1836 South Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frank Aberger, MDGastroenterology Physician1396748711
- Bradley Abicht, DPMPodiatrist1962632166
- Carter Abicht, DOAnesthesiology Physician1932736642
- Grace AbichtCertified Registered Nurse Anesthetist1003651555
- Paul Abicht, CRNACertified Registered Nurse Anesthetist1528061843
- Mateen Abidi, M.DCardiovascular Disease Physician1730333980
Verify Naomi Muthoni Ruiru in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 11121Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family nurse practitioner in 2024
38 Medicare Part D claims for 18 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Gundersen Lutheran Medical Center IncLa Crosse, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Naomi Muthoni Ruiru among 2,814 family nurse practitioner records in Wisconsin
Naomi Muthoni Ruiru, APNP is one of 2,814 family nurse practitioner records with a practice address in Wisconsin. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 38% of them.
- NPI issued2016 · 38% of these records are older, 57% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2021 · median 2019 among the 1,740 with a school on file
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 family nurse practitioner records list a practice address in La Crosse
They are 82 of the 3,735 NPPES records with a practice address in La Crosse, and 2,814 family nurse practitioner records in Wisconsin.
All 2,814 in Wisconsin → Every provider in La Crosse → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Donald Foncree, FNPLa Crosse, WI 546011699791210
- Catherine Ford, APNPLa Crosse, WI 546011154326080
- Susan JanickeLa Crosse, WI 546011669535092
- Donna Kamann, FNPLa Crosse, WI 546011235246786
- Patricia Karpinsky, APNPLa Crosse, WI 546011952465544
- Deborah Miller, CNM FNPLa Crosse, WI 546011790769990
- Jeannine Nolan, FNPLa Crosse, WI 546011912988528
- Kathleen Rowan-Koenen, NPLa Crosse, WI 546011780688184
Common questions
What is Naomi Muthoni Ruiru, APNP's NPI number?
Naomi Muthoni Ruiru, APNP's National Provider Identifier (NPI) is 1003366733, issued on Oct 5, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Naomi Muthoni Ruiru, APNP located?
The NPPES record lists a practice address at 1836 South Ave, La Crosse, WI, 54601. Phone: (608) 782-7300. Providers update this record themselves, so call before visiting.
How can I verify Naomi Muthoni Ruiru, APNP's license?
NPPES lists Wisconsin license number 11121, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Naomi Muthoni Ruiru, APNP prescribe under Medicare Part D?
In 2024, Naomi Muthoni Ruiru, APNP had 38 Medicare Part D claims for 18 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.