Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

MS. Margaret Leigh Chancellor, BS, CACIII

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1518021351

MS. Margaret Leigh Chancellor, BS, CACIII is an Addiction (Substance Use Disorder) Counselor in Thornton, Colorado. Licensed in Colorado. Registered with an NPI since 2006.

Licensed in
CO
In the registry since
2006
What do these letters mean?
BS — Bachelor of Science
An undergraduate science degree.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

621 W 96th Ave
Thornton, CO 80260-5469 Not confirmed with CMS for 19 years — call before visiting
Phone: (303) 427-1386
Fax: (303) 650-8413
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 5626 (CO)

Record details

NPI number1518021351
Entity typeIndividual (Type 1)
GenderFemale
Credentials BS , CACIII
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESJuly 8, 2007

Other providers in Thornton