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

Mary Naff

Individual provider Mental Health Counselor · NPI 1740737303

Mary Naff is a Mental Health Counselor in Cambridge, Massachusetts. Registered with an NPI since 2016.

In the registry since
2016

Practice location Address checks out

16 Dudley St
Cambridge, MA 02140-1828
Phone: (540) 420-2439
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 number1740737303
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 1, 2016
Last updated in NPPESDecember 6, 2023
Certification dateDecember 6, 2023

Other providers in Cambridge