Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Leigh Harless, CCC-A

Audiologist in Southfield, MI · enumerated 2014.

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

National Provider Identifier

1366846552

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Registry record

Entity type Individual (Type 1)

Name Mrs. Leigh Harless

Credential CCC-A

Sex Female

Practice address 2000 Town Center, Ste 1900, Primesource of Michigan LLC, Southfield, MI, 48075

Phone (800) 317-0711

Enumeration date Oct 16, 2014

Last updated in NPPES Oct 16, 2014

Taxonomy & licenses

231H00000X Audiologist Speech, Language and Hearing Service Providers · License 1601000691 (MI) 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 Leigh Harless?

The National Provider Identifier (NPI) for Leigh Harless is 1366846552, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leigh Harless practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-10-16.