Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Hazel Elizabeth Vivas
Social Worker in Eureka, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1447385828
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Registry record
Entity type Individual (Type 1)
Name Hazel Elizabeth Vivas
Sex Female
Practice address 805 7th St, Eureka, CA, 95501
Phone (707) 445-1195
Fax (707) 445-1802
Enumeration date Feb 23, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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.
Frequently asked questions
What is the NPI number for Hazel Vivas?
The National Provider Identifier (NPI) for Hazel Vivas is 1447385828, a Type 1 (individual) record in the CMS NPPES registry.
Where does Hazel Vivas practice?
The practice location on file with NPPES is in Eureka, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Annebeth Lesser Clinical Social Worker · Eureka, CA NPI 1942335617 Melissa Bergmann Counselor · Eureka, CA NPI 1043345481 Susan Brayton Social Worker · Eureka, CA NPI 1528194479 Carrie Slack Mental Health Counselor · Eureka, CA NPI 1649306192 J Steven Porter Mental Health Counselor · Eureka, CA NPI 1073641494 Bretany Book Counselor · Eureka, CA NPI 1730217068 Diann Christensen Counselor · Eureka, CA NPI 1922136902 Miriam Labes Marriage & Family Therapist · Eureka, CA NPI 1518098979
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.