Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Debbie Elizabeth Diaz, FAMILY NURSE PRACTIT
Nurse Practitioner in Vallejo, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1982774774
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Registry record
Entity type Individual (Type 1)
Name Ms. Debbie Elizabeth Diaz
Credential FAMILY NURSE PRACTIT
Sex Female
Practice address Kaiser Permanente 975 Sereno Dr, Vallejo, CA, 94589
Phone (707) 651-2738
Enumeration date Nov 8, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 333109 (CA) 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.
Frequently asked questions
What is the NPI number for Debbie Diaz?
The National Provider Identifier (NPI) for Debbie Diaz is 1982774774, a Type 1 (individual) record in the CMS NPPES registry.
Where does Debbie Diaz practice?
The practice location on file with NPPES is in Vallejo, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.