Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cynthia Rossignol
Audiologist in Thousand Oaks, CA · enumerated 2013.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1679905897
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Registry record
Entity type Individual (Type 1)
Name Cynthia Rossignol
Sex Female
Practice address 123 Hodencamp Rd, Suite 104, Thousand Oaks, CA, 91360
Phone (805) 496-1674
Fax (805) 497-0712
Enumeration date Jul 31, 2013
Last updated in NPPES Jul 31, 2013
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
Where does Cynthia Rossignol practice?
The practice location on file with NPPES is in Thousand Oaks, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Cynthia Rossignol?
The National Provider Identifier (NPI) for Cynthia Rossignol is 1679905897, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-07-31.