Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cassandra Dunner
Counselor in Buffalo, NY · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1023522240
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Registry record
Entity type Individual (Type 1)
Name Cassandra Dunner
Sex Female
Practice address 2801 Wehrle Dr Ste 12-14, Buffalo, NY, 14221
Phone (716) 634-1058
Fax (716) 634-1735
Enumeration date Nov 27, 2017
Last updated in NPPES Aug 12, 2021
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 Cassandra Dunner?
The National Provider Identifier (NPI) for Cassandra Dunner is 1023522240, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cassandra Dunner practice?
The practice location on file with NPPES is in Buffalo, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-12.