Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

HAYDAN FAHRENHOLTZ
NPI 1578434106
Nurse Practitioner in Highland, IL

Q: What is Haydan Fahrenholtz's NPI number?

The NPI number for Haydan Fahrenholtz is 1578434106. It was assigned to this individual provider in the NPPES registry on September 16, 2025.

Q: What is Haydan Fahrenholtz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Active since September 16, 2025

25 CRESCENT VIEW LN UNIT 2, HIGHLAND, IL 62249(618) 731-1354 Get Directions Write a Review

NPPES record last updated: August 31, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 31, 2026, Sep 16, 2025 (2 updates tracked since 2025).

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About Haydan Fahrenholtz NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HAYDAN FAHRENHOLTZ (NPI 1578434106) is an individual nurse practitioner in Highland, Illinois, licensed in Missouri (2025032560) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1578434106

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameHAYDAN FAHRENHOLTZ

Location Address25 CRESCENT VIEW LN UNIT 2Highland, IL 62249-5973

Mailing Address25 Crescent View Ln Unit 2Highland, IL 62249-5973 · (618) 731-1354

Phone(618) 731-1354

Sole ProprietorNo

Enumeration DateSeptember 16, 2025

Last NPPES UpdateAugust 31, 20262 updates tracked since enumeration

NPPES CertifiedAugust 31, 2026

✔ NPI 1578434106 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MO · 2025032560

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

25 CRESCENT VIEW LN UNIT 2, Highland, IL 62249

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Haydan Fahrenholtz's NPI number?

The NPI number for Haydan Fahrenholtz is 1578434106. It was assigned to this individual provider in the NPPES registry on September 16, 2025.

Where is Haydan Fahrenholtz located?

Haydan Fahrenholtz practices at 25 Crescent View Ln Unit 2, Highland, IL 62249. The listed phone number is (618) 731-1354.

What is Haydan Fahrenholtz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Haydan Fahrenholtz was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.