Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Caitlyn Fleig

Nurse Practitioner in Louisville, KY · enumerated 2026.

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

National Provider Identifier

1245164300

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Registry record

Entity type Individual (Type 1)

Name Caitlyn Fleig

Sex Female

Practice address 3900 Kresge Way Ste 42, Louisville, KY, 40207

Phone (502) 899-3858

Enumeration date Jun 11, 2026

Last updated in NPPES Jun 11, 2026

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4036937 (KY) Primary

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 Caitlyn Fleig?

The National Provider Identifier (NPI) for Caitlyn Fleig is 1245164300, a Type 1 (individual) record in the CMS NPPES registry.

Where does Caitlyn Fleig practice?

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

Other providers at this practice address

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Mallory Smith Adult Health Nurse Practitioner · Louisville, KY NPI 1609334630 Amanda Hellmueller Adult Health Nurse Practitioner · Louisville, KY NPI 1821649849 Mariano Camporrotondo Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Louisville, KY NPI 1912572595 Alyssa Smith Family Nurse Practitioner · Louisville, KY NPI 1033919519

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-11.