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

Karen Marie Brennan, NC, BCHN, MSW

Individual provider Nutrition Education Nutritionist · NPI 1528589322

Karen Marie Brennan, NC, BCHN, MSW is a Nutrition Education Nutritionist in Castle Rock, Colorado. Practices as a sole proprietor. Registered with an NPI since 2017.

In the registry since
2017
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

4131 Bell Mountain Dr
Castle Rock, CO 80104-7709
Phone: (303) 522-0381
Show map & directions

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

Specialties & licences

Nutrition Education Nutritionist (primary) Taxonomy 133NN1002X

Record details

NPI number1528589322
Entity typeIndividual (Type 1)
GenderFemale
Credentials NC , BCHN , MSW
Sole proprietorYes
NPI enumeratedJune 30, 2017
Last updated in NPPESJuly 21, 2022