Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Kathleen Simonaitis

Family Nurse Practitioner in Vernon Hills, IL · enumerated 2019 · practices at Highland Park Cvs LLC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1477119006

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Registry record

Entity type Individual (Type 1)

Name Kathleen Simonaitis

Sex Female

Practice address Vernon Hills, IL, 60061

Phone (847) 680-0483

Enumeration date May 20, 2019

Last updated in NPPES Oct 18, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License APRN11033131 (FL) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209.019200 (IL) Primary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 1178493 (TX) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 041354908 (IL) Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License A159398 (IA) Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License APRN-267620 (MT) Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 2025036637 (MO) Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 209019200 (IL) Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 10049634 (OR) Secondary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Kathleen Simonaitis?

The National Provider Identifier (NPI) for Kathleen Simonaitis is 1477119006, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathleen Simonaitis practice?

The practice location on file with NPPES is in Vernon Hills, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-18.