Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Duncan James Harter, CADC-CAS

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1508434390

Duncan James Harter, CADC-CAS is an Addiction (Substance Use Disorder) Counselor in Orange, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2021

Practice location Address checks out

265 S Anita Dr Ste 302
Orange, CA 92868-3346
Phone: (657) 933-4101
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X (CA)

Record details

NPI number1508434390
Entity typeIndividual (Type 1)
GenderMale
Credentials CADC-CAS
Sole proprietorYes
NPI enumeratedJune 16, 2021
Last updated in NPPESJune 16, 2021
Certification dateMay 20, 2021

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