NPPES file of Aug 9, 2026

Katherine Ann Rufenacht, FNP-C

Family Nurse Practitioner · Madison, WI

Katherine Ann Rufenacht, FNP-C is a family nurse practitioner with a practice address in Madison, Wisconsin, and NPI 1417823329, issued on Oct 16, 2025. Check the license (Wisconsin 17587-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417823329
Name
Katherine Ann Rufenacht
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
17587-33 WI
Self-reported in NPPES; status is on the state search
Practice location
675 W Washington Ave, Madison, WI 53703
Phone
(608) 251-4156
Enumerated
Oct 16, 2025
Record last updated
Oct 16, 2025
Medicare enrollment
Enrolled (PECOS I20260107001362); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 2,814 in Wisconsin → Look up another NPI →

Also registered at 675 W Washington Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Richard Adelman, LCSWProfessional Counselor1760400857
  2. Timothy Ballweg, RTDietary Manager1174543854
  3. Arnold Benardette, M.D.Pediatrics Physician1336172576
  4. Shane Berken, PHARM.D.Pharmacist1831628825
  5. Valkyrie Bradford, MAAssistant Behavior Analyst1003632696
  6. Rebecca Bull, MDFamily Medicine Physician1003831991

Verify Katherine Ann Rufenacht in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 17587-33    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Group Health Cooperative OF South Central WisconsinFitchburg, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Ann Rufenacht among 2,814 family nurse practitioner records in Wisconsin

Katherine Ann Rufenacht, FNP-C 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 2025, is newer than 90% of them.

  • NPI issued2025 · 90% of these records are older, 4% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2025 · median 2019 among the 1,740 with a school on file
  • Record last updated2025 · 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).

Family Nurse Practitioner providers in Wisconsin

There are 2,814 family nurse practitioner records in Wisconsin.

All 2,814 in Wisconsin → Every provider in Madison → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Kathryn BroMadison, WI 537031295378685
  2. Rachel Gallagher, FNP-CMadison, WI 537031902424468
  3. Greta PreussMadison, WI 537031750255311
  4. Jessica Seidel, APNP, FNP-BCMadison, WI 537031689271801
  5. Matthew VaseyMadison, WI 537031982075313
  6. Marsha Cohen, NPMadison, WI 537041629281043
  7. David Erickson, NPMadison, WI 537041144206715
  8. Katelyn Erickson, NPMadison, WI 537041306490123

Common questions

What is Katherine Ann Rufenacht, FNP-C's NPI number?

Katherine Ann Rufenacht, FNP-C's National Provider Identifier (NPI) is 1417823329, issued on Oct 16, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Ann Rufenacht, FNP-C located?

The NPPES record lists a practice address at 675 W Washington Ave, Madison, WI, 53703. Phone: (608) 251-4156. Providers update this record themselves, so call before visiting.

How can I verify Katherine Ann Rufenacht, FNP-C's license?

NPPES lists Wisconsin license number 17587-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.