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GWENDALINE J TART LCSW
NPI 1366324204
Social Worker - Clinical in New Haven, CT

Active since July 22, 2025PECOS EnrolledAccepts Medicare Assignment
400 COLUMBUS AVE, NEW HAVEN, CT 06519(203) 503-3000 Get Directions Write a Review

NPPES record last updated: July 26, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gwendaline J Tart Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GWENDALINE J TART LCSW (NPI 1366324204) is an individual clinical provider in New Haven, Connecticut, licensed in Connecticut (15441) and active in the NPI registry since July 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1366324204
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameGWENDALINE J TARTCredential: LCSW
Location Address400 COLUMBUS AVENew Haven, CT 06519-1233
Mailing Address400 Columbus AveNew Haven, CT 06519-1233 · (203) 503-3000
Phone(203) 503-3000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateJuly 22, 2025
Last NPPES UpdateJuly 26, 2025
NPPES CertifiedJuly 26, 2025
✔ NPI 1366324204 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CT · 15441
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
400 COLUMBUS AVE, New Haven, CT 06519
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gwendaline J Tart Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8628576493
PECOS Enrollment IDI20250811002640
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Gwendaline Tart reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cornell Scott Hill Health Corporation
Same address
Federally Qualified Health Center (FQHC)
400-428 COLUMBUS AVENUE
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 468 clinicians in this Medicare group
NPI 1902921380 (203) 503-3000
Grow Healthcare Group PA
1,148 mi
Mental Health
66 W FLAGLER ST STE 900
Miami, FL 33130
  • Reassigned Medicare billing, Connecticut enrollment
  • 613 clinicians in this Medicare group
NPI 1245845932 (786) 244-7711

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06519 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $60.82 – $183.10
Typical copayment $0.00 (range $15.20 – $45.77)
Most-billed visit code NA
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RACHEL B KOPANSKI BA
Counselor
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3250
KAYLIE TOLOKAN
Social Worker
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3174
D'AMIRA KENDRICK LPCA
Social Worker
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3000
CLUNY GOMBAR LPC
Counselor (Professional)
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3055
CAROLYN OLAN LMSW
Social Worker
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3065
ALEXANDRA HIDALGO LMSW
Social Worker (Clinical)
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3000
ROBIN GOLDBERG DENTIST
Dentist (General Practice)
400 COLUMBUS AVE
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3250
NICOLE BEALL LPC
Counselor (Professional)
400 COLUMBUS AVE, ADULT PSYCHIATRIC CLINIC
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 503-3075

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gwendaline Tart's NPI number?

The NPI number for Gwendaline Tart is 1366324204. It was assigned to this individual provider in the NPPES registry on July 22, 2025.

Where is Gwendaline Tart located?

Gwendaline Tart practices at 400 Columbus Ave, New Haven, CT 06519. The listed phone number is (203) 503-3000.

What is Gwendaline Tart's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Gwendaline Tart enrolled in Medicare?

Yes. Gwendaline Tart is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Gwendaline Tart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gwendaline Tart reassigns Medicare benefits to 2 organizations: Cornell Scott Hill Health Corporation (New Haven, CT) and Grow Healthcare Group PA (Miami, FL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gwendaline Tart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gwendaline Tart accept?

Health plans from Anthem Blue Cross and Blue Shield list Gwendaline Tart as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gwendaline Tart was last updated on July 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.