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NPISignal

Individual Healthcare Provider

Megan A Van Hoorn, APN-CNS

NPI Record: ActiveClinical Nurse Specialist
NPI1003474420
Chicago, Illinois

Provider's NPPES record last updated: September 9, 2026

Overview

Entity Type
Individual Healthcare Provider
NPI
1003474420
Primary Specialty
Clinical Nurse Specialist
Practice Location
Chicago, Illinois
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 17, 2026, 11:37 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Clinical Nurse Specialist

    Physician Assistants & Advanced Practice Nursing Providers

    Primary

    A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.

    Taxonomy code 364S00000X
  • Nurse Practitioner

    Physician Assistants & Advanced Practice Nursing Providers

    (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.

    Taxonomy code 363L00000X
  • Registered Nurse

    Pediatrics

    Nursing Service Providers

    Definition to come...

    Taxonomy code 163WP0200X

Provider-Reported License Information

Clinical Nurse Specialist (Illinois)
209028522
Nurse Practitioner (Illinois)
209028522
Registered Nurse (Minnesota)
2465369
Registered Nurse (Illinois)
041422414
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

3600 W Fullerton Ave

Chicago, Illinois 60647-2319

Phone: (773) 782-2800

Additional Practice Location

6416 W Belmont Ave

Chicago, Illinois 60634-3921

Phone: (773) 782-2800

Fax: (773) 782-5042

Additional Practice Location

800 W Central Rd

Arlington Heights, Illinois 60005-2349

Phone: (847) 618-3960

Fax: (847) 618-3969

Record Information

Enumeration Date
May 31, 2019
Provider's NPPES Record Last Updated
September 9, 2026
Certification Date
September 9, 2026
NPISignal NPPES Dataset
August 2026

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