Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Catherine Porter Nicholson, PNP

Pediatric Nurse Practitioner in Powell, TN · enumerated 2024.

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

National Provider Identifier

1811723612

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Registry record

Entity type Individual (Type 1)

Name Catherine Porter Nicholson

Credential PNP

Sex Female

Practice address 7503 Vintage Pointe Way Apt 812, Powell, TN, 37849

Phone (865) 806-2430

Enumeration date Sep 10, 2024

Last updated in NPPES Sep 10, 2024

Taxonomy & licenses

363LP0200X Pediatric Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 36985 (TN) 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 Catherine Nicholson?

The National Provider Identifier (NPI) for Catherine Nicholson is 1811723612, a Type 1 (individual) record in the CMS NPPES registry.

Where does Catherine Nicholson practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-09-10.