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

David Callahan

Individual provider Clinical Social Worker · NPI 1437465416

David Callahan is a Clinical Social Worker in Brighton, Massachusetts. Registered with an NPI since 2010.

In the registry since
2010

Practice location Address checks out

77B Warren St
Brighton, MA 02135-3601
Phone: (617) 787-1901
Fax: (617) 254-3461
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1437465416
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedAugust 27, 2010
Last updated in NPPESAugust 27, 2010
Mailing address77b Warren St, Brighton, MA 02135-3601

Other providers in Brighton