1. Home
  2. Directory
  3. Massachusetts
  4. Cambridge
  5. Social Worker
  6. NPI Profile

LIAM SULLIVAN
NPI 1013804061
Social Worker in Cambridge, MA

Active since June 23, 2025
1493 CAMBRIDGE ST # 508, CAMBRIDGE, MA 02139(617) 665-1185 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Liam Sullivan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LIAM SULLIVAN (NPI 1013804061) is an individual social worker in Cambridge, Massachusetts and active in the NPI registry since June 2025.

NPPES Registry Identity

NPI1013804061
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameLIAM SULLIVAN
Location Address1493 CAMBRIDGE ST # 508Cambridge, MA 02139-1099
Mailing Address1493 Cambridge St # 508Cambridge, MA 02139-1099 · (617) 665-1185
Phone(617) 665-1185
Sole ProprietorNo
Enumeration DateJune 23, 2025
NPPES CertifiedJune 22, 2025
✔ NPI 1013804061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
1493 CAMBRIDGE ST # 508, Cambridge, MA 02139
Open in Google Maps ↗

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARIA DANIELA ENRIQUEZ
Social Worker
1493 CAMBRIDGE ST # 508
CAMBRIDGE, MA 02139
Middlesex County (617) 665-1185

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Liam Sullivan's NPI number?

The NPI number for Liam Sullivan is 1013804061. It was assigned to this individual provider in the NPPES registry on June 23, 2025.

Where is Liam Sullivan located?

Liam Sullivan practices at 1493 Cambridge St # 508, Cambridge, MA 02139. The listed phone number is (617) 665-1185.

What is Liam Sullivan's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Liam Sullivan was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.