Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Janet Lynn Costa

Q: What is the NPI number for Janet Costa?

The National Provider Identifier (NPI) for Janet Costa is 1649613696, a Type 1 (individual) record in the CMS NPPES registry.

Rehabilitation Practitioner in Pleasant Hill, CA · enumerated 2013 · practices at Contra Costa County.

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

National Provider Identifier

1649613696

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Registry record

Entity type Individual (Type 1)

Name Mrs. Janet Lynn Costa

Sex Female

Practice address 391 Taylor Blvd Ste 100, Pleasant Hill, CA, 94523

Phone (925) 608-6571

Fax (925) 608-6592

Enumeration date Apr 9, 2013

Last updated in NPPES Apr 22, 2025

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Secondary

171M00000X Case Manager/Care Coordinator Other Service Providers Secondary

172V00000X Community Health Worker Other Service Providers Secondary

175T00000X Peer Specialist Other Service Providers · License MPSS-UYNCOH (CA) Secondary

225400000X Rehabilitation Practitioner Respiratory, Developmental, Rehabilitative and Restorative 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 Janet Costa?

The National Provider Identifier (NPI) for Janet Costa is 1649613696, a Type 1 (individual) record in the CMS NPPES registry.

Where does Janet Costa practice?

The practice location on file with NPPES is in Pleasant Hill, CA. 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 2025-04-22.