Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

CLAIRE IVERSON
NPI 1659284594
Social Worker - Clinical in Cambridge, MA

Active since September 23, 2026
1493 CAMBRIDGE ST, CAMBRIDGE, MA 02139(617) 665-1000 Get Directions Write a Review

NPPES record added: September 23, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Claire Iverson NPPES

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

CLAIRE IVERSON (NPI 1659284594) is an individual clinical provider in Cambridge, Massachusetts, licensed in Massachusetts (LCSW2143768) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1659284594
Entity TypeIndividual
Primary Taxonomy1041C0700X
Provider Legal NameCLAIRE IVERSON
Location Address1493 CAMBRIDGE STCambridge, MA 02139-1047
Mailing Address108 Pearson AveSomerville, MA 02144-2203
Sole ProprietorYes
Enumeration DateSeptember 23, 2026
NPPES CertifiedSeptember 23, 2026
✔ NPI 1659284594 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MA · LCSW2143768
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
1493 CAMBRIDGE ST, Cambridge, MA 02139

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

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

Speech-Language Pathologist
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Emergency Medicine
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Social Worker (Clinical)
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Registered Nurse
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Registered Nurse
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Social Worker (Clinical)
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Registered Nurse (Ambulatory Care)
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139
Registered Nurse (Neonatal, Low-Risk)
1493 CAMBRIDGE ST
CAMBRIDGE, MA 02139

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 Claire Iverson's NPI number?

The NPI number for Claire Iverson is 1659284594. It was assigned to this individual provider in the NPPES registry on September 23, 2026.

Where is Claire Iverson located?

Claire Iverson practices at 1493 Cambridge St, Cambridge, MA 02139. The listed phone number is (617) 665-1000.

What is Claire Iverson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Claire Iverson was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.