Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. DIANE DAY HILLEARY LCSW
NPI 1326314931
Social Worker - Clinical in Savannah, GA

Active since March 28, 2012
1222 HAMMOCKS VW, SAVANNAH, GA 31410(443) 791-2343 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Diane Day Hilleary Lcsw NPPES

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

MS. DIANE DAY HILLEARY LCSW (NPI 1326314931) is an individual clinical provider in Savannah, Georgia, licensed in Georgia (CSW004651) and active in the NPI registry since March 2012.

NPPES Registry Identity

NPI1326314931
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. DIANE DAY HILLEARYCredential: LCSW
Location Address1222 HAMMOCKS VWSavannah, GA 31410-5031
Mailing Address1222 Hammocks VwSavannah, GA 31410-5031 · (443) 791-2343
Sole ProprietorNo
Enumeration DateMarch 28, 2012
Last NPPES UpdateJuly 23, 2026
NPPES CertifiedJuly 23, 2026
NPI 1326314931 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 GA · CSW004651
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.
1222 HAMMOCKS VW, Savannah, GA 31410

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 Diane Hilleary's NPI number?

The NPI number for Diane Hilleary is 1326314931. It was assigned to this individual provider in the NPPES registry on March 28, 2012.

Where is Diane Hilleary located?

Diane Hilleary practices at 1222 Hammocks Vw, Savannah, GA 31410. The listed phone number is (443) 791-2343.

What is Diane Hilleary'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 Diane Hilleary was last updated on July 23, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.