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

Mary Hartnett, Ph D , PC

Organization Group Psychotherapy Psychologist · NPI 1932481504

Mary Hartnett, Ph D , PC provides Group Psychotherapy Psychologist services in Boulder, Colorado. Licensed in Colorado. Registered with an NPI since 2011.

Licensed in
CO
In the registry since
2011
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

100 Arapahoe Ave Ste 7
Boulder, CO 80302 Not confirmed with CMS for 15 years — call before visiting
Phone: (303) 546-0707
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Group Psychotherapy Psychologist (primary) Taxonomy 103TP2701X · Licence 1501 (CO)

Record details

NPI number1932481504
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mary Hartnett — Owner/Psychologist · (303) 546-0707
NPI enumeratedSeptember 9, 2011
Last updated in NPPESSeptember 9, 2011
Mailing address100 Arapahoe Ave., Suite 7, Boulder, CO 80302

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