Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen M Carleton, N.D.
Naturopath in Portland, OR · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1366692618
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Registry record
Entity type Individual (Type 1)
Name Karen M Carleton
Credential N.D.
Sex Female
Practice address 3701 Se Milwaukie Ave, Suite F, Portland, OR, 97202
Phone (503) 239-7341
Fax (503) 239-7350
Enumeration date Sep 23, 2008
Last updated in NPPES Sep 23, 2008
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 Karen Carleton?
The National Provider Identifier (NPI) for Karen Carleton is 1366692618, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Carleton practice?
The practice location on file with NPPES is in Portland, OR. 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 2008-09-23.