What is Nancy Lieff's NPI number?

Nancy Lieff's National Provider Identifier (NPI) is 1053509778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nancy Lieff's specialty?

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

Where is Nancy Lieff located?

Nancy Lieff's practice location on file with NPPES is 18 Sheffield Rd, Winchester, MA 01890-3548.

What is Nancy Lieff's phone number?

The practice phone number listed in the NPPES registry for Nancy Lieff is (781) 729-3916.

Is Nancy Lieff's NPI active?

Yes — Nancy Lieff's NPI (1053509778) is active in the NPPES registry as of the last update on 2007-10-09.

IndividualActive

Nancy Lieff, LICSW

NPI 1053509778 · Clinical Social Worker · Winchester, MA

Nancy Lieff, LICSW is a Clinical Social Worker provider in Winchester, MA (NPI 1053509778).

Provider details

NPI number: 1053509778
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Credential: LICSW
Sex: Female
Sole proprietor: Yes
License: 103535 (MA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 103535 (MA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(88/100 index)

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

Registry tenure38% of score
18 yrs in NPPES 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

18 Sheffield Rd

Winchester, MA 01890-3548

Phone: (781) 729-3916

Street-level locationGet directions

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Mailing address