NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ms. Cathy Lynne Hannah

Mental Health Counselor in Nevada City, CA · enumerated 2009 · practices at Odyssey House.

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

National Provider Identifier

1396974846

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Registry record

Entity type Individual (Type 1)
Name Ms. Cathy Lynne Hannah
Sex Female
Practice address Nevada City, CA, 95959
Phone (530) 265-7222
Fax (530) 265-9376
Enumeration date Jul 6, 2009
Last updated in NPPES Jul 6, 2009

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

101YM0800X Mental Health 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 Cathy Hannah?
The National Provider Identifier (NPI) for Cathy Hannah is 1396974846, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cathy Hannah 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 2009-07-06.