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

Holly Simpson, CACII

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1164828547

Holly Simpson, CACII is an Addiction (Substance Use Disorder) Counselor in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2014.

Licensed in
CO
In the registry since
2014

Practice location Address checks out

3630 W Princeton Cir
Denver, CO 80236-3109
Phone: (303) 762-2193
Fax: (303) 762-2194
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 · Licence ACB.0007836 (CO)

Record details

NPI number1164828547
Entity typeIndividual (Type 1)
GenderFemale
Credentials CACII
Sole proprietorNo
NPI enumeratedNovember 12, 2014
Last updated in NPPESNovember 12, 2014

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