Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Leiah Jianna Day

Q: What is the NPI number for Leiah Day?

The National Provider Identifier (NPI) for Leiah Day is 1588258438, a Type 1 (individual) record in the CMS NPPES registry.

Behavior Technician in Milton, FL · enumerated 2021 · practices at Lifelong Behavioral Services, LLC.

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

National Provider Identifier

1588258438

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Registry record

Entity type Individual (Type 1)

Name Leiah Jianna Day

Sex Female

Practice address 4629 Church St, Milton, FL, 32583

Phone (850) 503-6636

Fax (850) 626-6132

Enumeration date Feb 22, 2021

Last updated in NPPES May 28, 2025

Taxonomy & licenses

106S00000X Behavior Technician Behavioral Health & Social Service Providers 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 Leiah Day?

The National Provider Identifier (NPI) for Leiah Day is 1588258438, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leiah Day practice?

The practice location on file with NPPES is in Milton, FL. 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 2025-05-28.