Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine Watt, FNP-C

Family Nurse Practitioner in Granbury, TX · enumerated 2018.

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

National Provider Identifier

1619458387

Verified

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Registry record

Entity type Individual (Type 1)

Name Katherine Watt

Credential FNP-C

Sex Female

Practice address 112 Maverick Ct, Granbury, TX, 76049

Phone (888) 731-8994

Enumeration date Aug 22, 2018

Last updated in NPPES Mar 6, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License APRN11032064 (FL) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License C-RXN.0101368-C-NP (CO) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License A178844 (IA) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP138205 (TX) 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

Where does Katherine Watt practice?

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

What is the NPI number for Katherine Watt?

The National Provider Identifier (NPI) for Katherine Watt is 1619458387, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-06.