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

Alexandra Grannan LICSW LLC

Organization Community/Behavioral Health Agency · NPI 1871358077

Alexandra Grannan LICSW LLC is a Community/Behavioral Health Agency in Waltham, Massachusetts. Registered with an NPI since 2024.

In the registry since
2024
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

800 Lexington Street Waltham Plaza 1070
Waltham, MA 02451
Phone: (617) 520-4115
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Community/Behavioral Health Agency (primary) Taxonomy 251S00000X

Record details

NPI number1871358077
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Alexandra Grannan — Manager, Sole Member · (617) 520-4115
NPI enumeratedFebruary 16, 2024
Last updated in NPPESFebruary 16, 2024
Certification dateFebruary 15, 2024
Mailing address800 Lexington Street, Waltham Plaza 1070, Waltham, MA 02451

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