Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Nancy Louise Barber, DNSC, APRNBC

Q: What is the NPI number for Nancy Barber?

The National Provider Identifier (NPI) for Nancy Barber is 1225166309, a Type 1 (individual) record in the CMS NPPES registry.

Psychiatric/Mental Health Nurse Practitioner in Clarksville, TN · enumerated 2007.

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

National Provider Identifier

1225166309

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Registry record

Entity type Individual (Type 1)

Name Dr. Nancy Louise Barber

Credential DNSC, APRNBC

Sex Female

Practice address 511 8th St, Clarksville, TN, 37040

Phone (931) 920-7200

Enumeration date Mar 1, 2007

Last updated in NPPES Jul 9, 2007

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License APN6604 (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

Where does Nancy Barber practice?

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

What is the NPI number for Nancy Barber?

The National Provider Identifier (NPI) for Nancy Barber is 1225166309, 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 2007-07-09.