What is Heidi Liss's NPI number?

Heidi Liss's National Provider Identifier (NPI) is 1891649240, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heidi Liss's specialty?

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

Where is Heidi Liss located?

Heidi Liss's practice location on file with NPPES is 34 Willow Cres, Brookline, MA 02445-4132.

What is Heidi Liss's phone number?

The practice phone number listed in the NPPES registry for Heidi Liss is (617) 794-5292.

Is Heidi Liss's NPI active?

Yes — Heidi Liss's NPI (1891649240) is active in the NPPES registry as of the last update on 2026-02-23.

IndividualActive

Heidi Liss

NPI 1891649240 · Clinical Social Worker · Brookline, MA

Heidi Liss is a Clinical Social Worker provider in Brookline, MA (NPI 1891649240).

Provider details

NPI number: 1891649240
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: LCSW2141008 (MA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense LCSW2141008 (MA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 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
100% 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

34 Willow Cres

Brookline, MA 02445-4132

Phone: (617) 794-5292

Street-level locationGet directions

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Mailing address