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

Marcie Ann Sinn, LPC

Individual provider Mental Health Counselor · NPI 1104481407

Marcie Ann Sinn, LPC is a Mental Health Counselor in Centennial, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2019
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

See every abbreviation used in this directory →

Practice location Address checks out

7375 E Peakview Ave
Centennial, CO 80111-6701
Phone: (303) 325-5353
Fax: (303) 325-5911
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 LPC.0014906 (CO)

Record details

NPI number1104481407
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPC
Sole proprietorYes
NPI enumeratedMay 2, 2019
Last updated in NPPESMay 2, 2019

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