Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Gillian Tanz LCSW LLC

Organization Clinical Social Worker · NPI 1437514585

Gillian Tanz LCSW LLC is a Clinical Social Worker in Norwalk, Connecticut. Licensed in Connecticut. Registered with an NPI since 2015.

Licensed in
CT
In the registry since
2015
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

115 Fillow St Apt 3
Norwalk, CT 06850-2842
Phone: (203) 442-4144
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 9027 (CT)

Record details

NPI number1437514585
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gillian Tanz — Lcsw · (203) 442-4144
NPI enumeratedDecember 16, 2015
Last updated in NPPESDecember 16, 2015
Mailing address116 Mile Common Rd, Easton, CT 06612-1506

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