Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Claire Fitz
Pharmacist in Ontario, CA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1265973762
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Registry record
Entity type Individual (Type 1)
Name Claire Fitz
Sex Female
Practice address 2295 S Vineyard Ave, Ontario, CA, 91761
Phone (909) 724-2126
Enumeration date Mar 16, 2017
Last updated in NPPES Mar 16, 2017
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 Claire Fitz?
The National Provider Identifier (NPI) for Claire Fitz is 1265973762, a Type 1 (individual) record in the CMS NPPES registry.
Where does Claire Fitz practice?
The practice location on file with NPPES is in Ontario, 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 2017-03-16.