What is Marisa Gillio's NPI number?

Marisa Gillio's National Provider Identifier (NPI) is 1821978941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marisa Gillio's specialty?

Marisa Gillio is listed in the NPPES registry with a primary specialty of Contractor (Other Service Providers).

Where is Marisa Gillio located?

Marisa Gillio's practice location on file with NPPES is 11 William St, Ansonia, CT 06401-1917.

What is Marisa Gillio's phone number?

The practice phone number listed in the NPPES registry for Marisa Gillio is (203) 305-6960.

Is Marisa Gillio's NPI active?

Yes — Marisa Gillio's NPI (1821978941) is active in the NPPES registry as of the last update on 2025-09-08.

IndividualActive

Marisa Gillio

NPI 1821978941 · Contractor · Ansonia, CT

Marisa Gillio is a Contractor provider in Ansonia, CT (NPI 1821978941).

Provider details

NPI number: 1821978941
Entity type: Individual
Primary specialty: ContractorOther Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

ContractorPrimary171W00000X
Other Service Providers

Profile Score

Basic profile(47/100 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

11 William St

Ansonia, CT 06401-1917

Phone: (203) 305-6960

Street-level locationGet directions

More CT providers

Mailing address