NPPES file of Aug 9, 2026

Hailey M. Heinzen, DNP-FNP

Family Nurse Practitioner · Milton, WI

Hailey M. Heinzen, DNP-FNP is a family nurse practitioner with a practice address in Milton, Wisconsin, and NPI 1225927825, issued on Jun 30, 2025. Check the license (Wisconsin 1697733, 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
1225927825
Name
Hailey M. Heinzen
Credential
DNP-FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
1697733 WI
Self-reported in NPPES; status is on the state search
Practice location
725 S Janesville St, Milton, WI 53563
Phone
(608) 868-5800
Enumerated
Jun 30, 2025
Record last updated
Jun 30, 2025
Medicare enrollment
Enrolled (PECOS I20250805003056); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 725 S Janesville St

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

  1. David Bitter, R.PH.Pharmacist1518004159
  2. Carrie Dahl, PA-CMedical Physician Assistant1780845560
  3. Alexandra Didelot, PTPhysical Therapist1760372023
  4. Carly Kling, DPTPhysical Therapist1376099218
  5. Richard Mullen, RPHPharmacist1023155124
  6. Daniel Riethmiller, MDFamily Medicine Physician1568543353

Verify Hailey M. Heinzen 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 1697733    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. Mercy Health System CorporationJanesville, WI

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

Hailey M. Heinzen among 2,814 family nurse practitioner records in Wisconsin

Hailey M. Heinzen, DNP-FNP 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).

3 family nurse practitioner records list a practice address in Milton

They are 3 of the 55 NPPES records with a practice address in Milton, and 2,814 family nurse practitioner records in Wisconsin.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Diana Martingilio, APNPMilton, WI 535631215866223
  2. Whitney Oechsner, FNP-CMilton, WI 535631861167678
  3. Laura Anderson, APNPMiddleton, WI 535621730847021
  4. Kathleen Clerkin, APNPMiddleton, WI 535621356057756
  5. Sarah Hewitt, FNPMiddleton, WI 535621235754599
  6. Aaron Hoekstra, FNP-CMiddleton, WI 535621609423193
  7. Kaile Hoffmann, FNP-BCMiddleton, WI 535621629858659
  8. Alysia Krueger, APNPMiddleton, WI 535621770920779

Common questions

What is Hailey M. Heinzen, DNP-FNP's NPI number?

Hailey M. Heinzen, DNP-FNP's National Provider Identifier (NPI) is 1225927825, issued on Jun 30, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Hailey M. Heinzen, DNP-FNP located?

The NPPES record lists a practice address at 725 S Janesville St, Milton, WI, 53563. Phone: (608) 868-5800. Providers update this record themselves, so call before visiting.

How can I verify Hailey M. Heinzen, DNP-FNP's license?

NPPES lists Wisconsin license number 1697733, 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.