What is Heather O'Brien's NPI number?

Heather O'Brien's National Provider Identifier (NPI) is 1588398051, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heather O'Brien's specialty?

Heather O'Brien is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Heather O'Brien located?

Heather O'Brien's practice location on file with NPPES is 115 Mill St, Belmont, MA 02478-1064.

What is Heather O'Brien's phone number?

The practice phone number listed in the NPPES registry for Heather O'Brien is (617) 855-3963.

Is Heather O'Brien's NPI active?

Yes — Heather O'Brien's NPI (1588398051) is active in the NPPES registry as of the last update on 2022-07-12.

IndividualActive

Heather O'Brien

NPI 1588398051 · Social Worker · Belmont, MA

Heather O'Brien is a Social Worker provider in Belmont, MA (NPI 1588398051).

Provider details

NPI number: 1588398051
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

Established profile(54/100 index)

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

Registry tenure38% of score
3 yrs in NPPES 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

115 Mill St

Belmont, MA 02478-1064

Phone: (617) 855-3963

Street-level locationGet directions

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Mailing address