What is Heather Mastri's NPI number?

Heather Mastri's National Provider Identifier (NPI) is 1063211076, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heather Mastri's specialty?

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

Where is Heather Mastri located?

Heather Mastri's practice location on file with NPPES is 57 Bryant Rd, Watertown, CT 06795-1113.

What is Heather Mastri's phone number?

The practice phone number listed in the NPPES registry for Heather Mastri is (203) 893-8336.

Is Heather Mastri's NPI active?

Yes — Heather Mastri's NPI (1063211076) is active in the NPPES registry as of the last update on 2025-03-11.

IndividualActive

Heather Mastri

NPI 1063211076 · Clinical Social Worker · Watertown, CT

Heather Mastri is a Clinical Social Worker provider in Watertown, CT (NPI 1063211076).

Provider details

NPI number: 1063211076
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes
License: 10729 (CT)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 10729 (CT)
Behavioral Health & Social Service Providers

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
1 yr 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

57 Bryant Rd

Watertown, CT 06795-1113

Phone: (203) 893-8336

Street-level locationGet directions

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Mailing address