Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIALAINA MARCHESE LCSW, CASAC
NPI 1831661545
Social Worker - Clinical in Cold Spring Harbor, NY

Active since December 19, 2018
147 MAIN ST, COLD SPRING HARBOR, NY 11724(631) 351-2940 Get Directions Write a Review

NPPES record last updated: July 3, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Marialaina Marchese Lcsw, Casac NPPES

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

MARIALAINA MARCHESE LCSW, CASAC (NPI 1831661545) is an individual clinical provider in Cold Spring Harbor, New York, licensed in New York (103452) and active in the NPI registry since December 2018.

NPPES Registry Identity

NPI1831661545
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARIALAINA MARCHESECredential: LCSW, CASAC
Location Address147 MAIN STCold Spring Harbor, NY 11724-1425
Mailing Address147 Main StCold Spring Harbor, NY 11724-1425 · (631) 351-2940
Sole ProprietorYes
Enumeration DateDecember 19, 2018
Last NPPES UpdateJuly 3, 2026
NPPES CertifiedJuly 3, 2026
NPI 1831661545 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in NY · 103452
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.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 38538 (NY)
147 MAIN ST, Cold Spring Harbor, NY 11724

Other Names 1

Former Name (1)Marialaina Taldi Lcsw, Casac

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.

Social Worker
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Social Worker (Clinical)
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Counselor (Mental Health)
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Clinic/Center (Mental Health (Including Community Mental Health Center))
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Social Worker (Clinical)
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Social Worker
147 MAIN ST
COLD SPRING HARBOR, NY 11724
Social Worker (Clinical)
147 MAIN ST
COLD SPRING HARBOR, NY 11724

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 Marialaina Marchese's NPI number?

The NPI number for Marialaina Marchese is 1831661545. It was assigned to this individual provider in the NPPES registry on December 19, 2018. The provider is also known as Marialaina Taldi Lcsw, Casac.

Where is Marialaina Marchese located?

Marialaina Marchese practices at 147 Main St, Cold Spring Harbor, NY 11724. The listed phone number is (631) 351-2940.

What is Marialaina Marchese's specialty?

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

When was this NPI record last updated?

The NPPES record for Marialaina Marchese was last updated on July 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.