What is Julia Sills's NPI number?

Julia Sills's National Provider Identifier (NPI) is 1346131877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julia Sills's specialty?

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

Where is Julia Sills located?

Julia Sills's practice location on file with NPPES is 1493 Cambridge St, Cambridge, MA 02139-1099.

What is Julia Sills's phone number?

The practice phone number listed in the NPPES registry for Julia Sills is (617) 665-1185.

Is Julia Sills's NPI active?

Yes — Julia Sills's NPI (1346131877) is active in the NPPES registry as of the last update on 2025-07-12.

IndividualActive

Julia Sills

NPI 1346131877 · Social Worker · Cambridge, MA

Julia Sills is a Social Worker provider in Cambridge, MA (NPI 1346131877).

Provider details

NPI number: 1346131877
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(48/100 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

1493 Cambridge St

Cambridge, MA 02139-1099

Phone: (617) 665-1185

Street-level locationGet directions

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Mailing address