What is Rosaria Kozar's NPI number?

Rosaria Kozar's National Provider Identifier (NPI) is 1801752282, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Rosaria Kozar's specialty?

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

Where is Rosaria Kozar located?

Rosaria Kozar's practice location on file with NPPES is 971 Main St, Lancaster, MA 01523-2569.

What is Rosaria Kozar's phone number?

The practice phone number listed in the NPPES registry for Rosaria Kozar is (978) 368-6461.

Is Rosaria Kozar's NPI active?

Yes — Rosaria Kozar's NPI (1801752282) is active in the NPPES registry as of the last update on 2025-12-30.

IndividualActive

Rosaria Kozar, MSW

NPI 1801752282 · Clinical Social Worker · Lancaster, MA

Rosaria Kozar, MSW is a Clinical Social Worker provider in Lancaster, MA (NPI 1801752282).

Provider details

NPI number: 1801752282
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Credential: MSW
Sex: Female
Sole proprietor: No
License: LCSW228882 (MA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense LCSW228882 (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

971 Main St

Lancaster, MA 01523-2569

Phone: (978) 368-6461

Approximate (ZIP-level) locationGet directions

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Mailing address