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

Mark Andrew O'Toole

Individual provider Mental Health Counselor · NPI 1528544574

Mark Andrew O'Toole is a Mental Health Counselor in Concord, Massachusetts. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

747 Main St
Concord, MA 01742-3302
Phone: (978) 347-8011
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1528544574
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 12, 2018
Last updated in NPPESJanuary 9, 2023
Certification dateNovember 29, 2022
Mailing address747 Main St, Concord, MA 01742-3302

Other providers in Concord