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

Mental Health Matters Practice PLLC

Organization Clinical Social Worker · NPI 1356052641

Mental Health Matters Practice PLLC provides Clinical Social Worker services in Cambridge, Massachusetts. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

875 Massachusetts Ave Ste 4
Cambridge, MA 02139-3067
Phone: (617) 812-1697
Fax: (617) 812-1697
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 number1356052641
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Kayley Walsh — Clinical Director · (781) 835-5733
Other names Ellie Mental Health; Ellie Mental Health
NPI enumeratedDecember 8, 2022
Last updated in NPPESMarch 16, 2023
Certification dateMarch 16, 2023
Mailing address875 Massachusetts Ave Ste 4, Cambridge, MA 02139-3067

Other providers in Cambridge