Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Ann Cordato Treff
Professional Counselor in Bend, OR · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164160255
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Registry record
Entity type Individual (Type 1)
Name Karen Ann Cordato Treff
Sex Female
Practice address 1569 Sw Nancy Way Ste 1, Bend, OR, 97702
Phone (541) 617-0543
Enumeration date May 26, 2022
Last updated in NPPES May 26, 2022
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 Karen Treff practice?
The practice location on file with NPPES is in Bend, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Karen Treff?
The National Provider Identifier (NPI) for Karen Treff is 1164160255, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-05-26.