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KATHLEEN SISTI LMSW
NPI 1144887340
Social Worker in Smithtown, NY

Active since May 22, 2019
811 W JERICHO TPKE STE 106E, SMITHTOWN, NY 11787(631) 265-9850(631) 265-9852 Get Directions Write a Review

NPPES record last updated: May 22, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Kathleen Sisti Lmsw NPPES

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

KATHLEEN SISTI LMSW (NPI 1144887340) is an individual social worker in Smithtown, New York, licensed in New York (084188) and active in the NPI registry since May 2019.

NPPES Registry Identity

NPI1144887340
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameKATHLEEN SISTICredential: LMSW
Location Address811 W JERICHO TPKE STE 106ESmithtown, NY 11787-3220
Mailing Address811 W Jericho Tpke Ste 106eSmithtown, NY 11787-3220 · (631) 265-9850 · Fax (631) 265-9852
Phone(631) 265-9850
Fax(631) 265-9852
Sole ProprietorNo
Enumeration DateMay 22, 2019
✔ NPI 1144887340 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in NY · 084188
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
811 W JERICHO TPKE STE 106E, Smithtown, NY 11787
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Other Names 1

Former Name (1)Kathleen Williams Lmsw

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Other Providers at the Same Location NPPES 7

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

MACKENZIE ANN BRUNQUELL
Art Therapist
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 306-4284
JOANNA RANDISI LMSW
Social Worker (Clinical)
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 644-5876
EMILY MARIE COTRONE LMSW
Social Worker (Clinical)
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 306-4284
MEGAN JACKSON
Social Worker
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 306-4284
ISABELLA NICOLE ECHEVERRIA
Social Worker (Clinical)
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 306-4284
MRS. ALEXIS HOPE CATALANO
Social Worker
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 921-5302
EMILEE LOHAN
Social Worker
811 W JERICHO TPKE STE 106E
SMITHTOWN, NY 11787
Suffolk County (631) 644-5876

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 Kathleen Sisti's NPI number?

The NPI number for Kathleen Sisti is 1144887340. It was assigned to this individual provider in the NPPES registry on May 22, 2019. The provider is also known as Kathleen Williams Lmsw.

Where is Kathleen Sisti located?

Kathleen Sisti practices at 811 W Jericho Tpke Ste 106E, Smithtown, NY 11787. The listed phone number is (631) 265-9850.

What is Kathleen Sisti's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

What insurance does Kathleen Sisti accept?

Health plans from Providence Health Plan list Kathleen Sisti 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 Kathleen Sisti was last updated on May 22, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.