Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

SARAH CATHERINE SULLIVAN LICSW, LCSW-C
NPI 1225950744
Social Worker - Clinical in Washington, DC

Active since July 27, 2026
712 H ST NE # 733, WASHINGTON, DC 20002(202) 713-9525 Get Directions Write a Review

NPPES record added: July 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sarah Catherine Sullivan Licsw, Lcsw-c NPPES

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

SARAH CATHERINE SULLIVAN LICSW, LCSW-C (NPI 1225950744) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC200004887) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1225950744
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameSARAH CATHERINE SULLIVANCredential: LICSW, LCSW-C
Location Address712 H ST NE # 733Washington, DC 20002-3627
Mailing Address712 H St Ne # 733Washington, DC 20002-3627
Sole ProprietorYes
Enumeration DateJuly 27, 2026
NPPES CertifiedJuly 27, 2026
NPI 1225950744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses Licensed in DC · LC200004887 Licensed in MD · 31036
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.
712 H ST NE # 733, Washington, DC 20002

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 Sarah Sullivan's NPI number?

The NPI number for Sarah Sullivan is 1225950744. It was assigned to this individual provider in the NPPES registry on July 27, 2026.

Where is Sarah Sullivan located?

Sarah Sullivan practices at 712 H St NE # 733, Washington, DC 20002. The listed phone number is (202) 713-9525.

What is Sarah Sullivan'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 Sarah Sullivan was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.