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

Marielle Grenade-Willis, LPCC, NCC

Individual provider Mental Health Counselor · NPI 1245912997

Marielle Grenade-Willis, LPCC, NCC is a Mental Health Counselor in Denver, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2023
What do these letters mean?
LPCC — Licensed Professional Clinical Counselor
The title some states use for a licensed clinical counsellor.
NCC — National Certified Counselor
A counsellor certified by the NBCC.

See every abbreviation used in this directory →

Practice location Address checks out

2238 S Broadway
Denver, CO 80210-4419
Phone: (719) 428-6267
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LPCC.0018746 (CO)

Record details

NPI number1245912997
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPCC , NCC
Sole proprietorYes
NPI enumeratedAugust 2, 2023
Last updated in NPPESAugust 2, 2023
Certification dateAugust 2, 2023

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