Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Leslie Harris

Addiction (Substance Use Disorder) Counselor in Los Angeles, CA · enumerated 2009 · practices at 2nd Chance for Recovery.

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

National Provider Identifier

1770818312

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Registry record

Entity type Individual (Type 1)

Name Leslie Harris

Sex Male

Practice address 600 E 7th St, #105, Los Angeles, CA, 90021

Phone (213) 537-0110

Fax (213) 537-0880

Enumeration date Oct 15, 2009

Last updated in NPPES Jan 17, 2014

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor 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.

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Frequently asked questions

What is the NPI number for Leslie Harris?

The National Provider Identifier (NPI) for Leslie Harris is 1770818312, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leslie Harris practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-17.