Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Monica Leon-Lopez, HEALTH SCIENCE, B.S.

Counselor in San Ysidro, CA · enumerated 2011.

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

National Provider Identifier

1609165612

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Registry record

Entity type Individual (Type 1)

Name Ms. Monica Leon-Lopez

Credential HEALTH SCIENCE, B.S.

Sex Female

Practice address 4004 Beyer Blvd, San Ysidro, CA, 92173

Phone (619) 662-4100

Fax (619) 205-6341

Enumeration date Mar 30, 2011

Last updated in NPPES Mar 30, 2011

Taxonomy & licenses

101Y00000X 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 Monica Leon-Lopez?

The National Provider Identifier (NPI) for Monica Leon-Lopez is 1609165612, a Type 1 (individual) record in the CMS NPPES registry.

Where does Monica Leon-Lopez practice?

The practice location on file with NPPES is in San Ysidro, 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 2011-03-30.