What is Gretchen Marino's NPI number?

Gretchen Marino's National Provider Identifier (NPI) is 1114868312, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gretchen Marino's specialty?

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

Where is Gretchen Marino located?

Gretchen Marino's practice location on file with NPPES is 158 Bradley St Apt 1, New Haven, CT 06511-6204.

What is Gretchen Marino's phone number?

The practice phone number listed in the NPPES registry for Gretchen Marino is (203) 494-7580.

Is Gretchen Marino's NPI active?

Yes — Gretchen Marino's NPI (1114868312) is active in the NPPES registry as of the last update on 2026-04-02.

IndividualActive

Gretchen Marino, LMSW

NPI 1114868312 · Social Worker · New Haven, CT

Gretchen Marino, LMSW is a Social Worker provider in New Haven, CT (NPI 1114868312).

Provider details

NPI number: 1114868312
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LMSW
Sex: Female
Sole proprietor: Yes
License: 10926 (CT)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 10926 (CT)
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 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
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

158 Bradley St Apt 1

New Haven, CT 06511-6204

Phone: (203) 494-7580

Street-level locationGet directions

More CT providers

Mailing address

158 Bradley St Apt 1r