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

Mrs. Isabelle Tierney, LMFT

Individual provider Marriage & Family Therapist · NPI 1174739296

Mrs. Isabelle Tierney, LMFT is a Marriage & Family Therapist in Boulder, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2007
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

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Practice location Address checks out

2291 Arapahoe Ave
Boulder, CO 80302-6603
Phone: (303) 817-6912
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 748 (CO)

Record details

NPI number1174739296
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorYes
NPI enumeratedMay 15, 2007
Last updated in NPPESJuly 8, 2007

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