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Robert M. Barker, CASI

Addiction (Substance Use Disorder) Counselor in Nevada City, CA · enumerated 2012 · practices at Common Goals.

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

National Provider Identifier

1043575996

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Registry record

Entity type Individual (Type 1)
Name Robert M. Barker
Credential CASI
Sex Male
Practice address 727 Zion St, Nevada City, CA, 95959
Phone (530) 265-2914
Fax (530) 265-2974
Enumeration date Jul 6, 2012
Last updated in NPPES Apr 2, 2025

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers Primary
372600000X Adult Companion Nursing Service Related Providers Secondary
172V00000X Community Health Worker Other Service Providers Secondary

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 Robert Barker?
The National Provider Identifier (NPI) for Robert Barker is 1043575996, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Barker practice?
The practice location on file with NPPES is in Nevada City, 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 2025-04-02.