What is Lior Dahan's NPI number?

Lior Dahan's National Provider Identifier (NPI) is 1861350696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lior Dahan's specialty?

Lior Dahan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).

Where is Lior Dahan located?

Lior Dahan's practice location on file with NPPES is 61 Innerbelt Rd, Somerville, MA 02143-4416.

What is Lior Dahan's phone number?

The practice phone number listed in the NPPES registry for Lior Dahan is (617) 863-5400.

Is Lior Dahan's NPI active?

Yes — Lior Dahan's NPI (1861350696) is active in the NPPES registry as of the last update on 2026-01-12.

IndividualActive

Lior Dahan

NPI 1861350696 · Clinical Social Worker · Somerville, MA

Lior Dahan is a Clinical Social Worker provider in Somerville, MA (NPI 1861350696).

Provider details

NPI number: 1861350696
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sole proprietor: No

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

61 Innerbelt Rd

Somerville, MA 02143-4416

Phone: (617) 863-5400

Street-level locationGet directions

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Mailing address