Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cristina Allen, FNP-C

Nurse Practitioner in Knoxville, TN · enumerated 2011.

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

National Provider Identifier

1750678306

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Registry record

Entity type Individual (Type 1)

Name Cristina Allen

Credential FNP-C

Sex Female

Practice address 2101 Medical Center Way, Knoxville, TN, 37920

Phone (865) 549-5287

Enumeration date Jul 5, 2011

Last updated in NPPES Apr 19, 2022

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 172102 (TN) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 30684 (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 Cristina Allen?

The National Provider Identifier (NPI) for Cristina Allen is 1750678306, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cristina Allen practice?

The practice location on file with NPPES is in Knoxville, TN. 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 2022-04-19.