Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

David Harrison

Individual provider Mental Health Counselor · NPI 1457674764

David Harrison is a Mental Health Counselor in Lexington, Massachusetts. Registered with an NPI since 2010.

In the registry since
2010

Practice location Address checks out

1040 Waltham St
Lexington, MA 02421-8033 Not confirmed with CMS for 16 years — call before visiting
Phone: (617) 650-3109
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1457674764
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 2, 2010
Last updated in NPPESMarch 2, 2010

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