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

ADAM HILLER LCSW
NPI 1205595352
Social Worker - Clinical in Chantilly, VA

Active since December 15, 2021
4229 LAFAYETTE CENTER DR STE 1200, CHANTILLY, VA 20151(202) 941-7637 Get Directions Write a Review

NPPES record last updated: July 5, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 2, 2026, Jun 27, 2024, Dec 15, 2021 (3 updates tracked since 2021).

About Adam Hiller Lcsw NPPES

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

ADAM HILLER LCSW (NPI 1205595352) is an individual clinical provider in Chantilly, Virginia, licensed in Virginia (0904016989) and active in the NPI registry since December 2021.

NPPES Registry Identity

NPI1205595352
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameADAM HILLERCredential: LCSW
Location Address4229 LAFAYETTE CENTER DR STE 1200Chantilly, VA 20151-1265
Mailing Address4229 Lafayette Center Dr Ste 1200Chantilly, VA 20151-1265 · (202) 941-7637
Sole ProprietorNo
Enumeration DateDecember 15, 2021
Last NPPES UpdateJuly 5, 20263 updates tracked since enumeration
NPPES CertifiedJuly 5, 2026
NPI 1205595352 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 VA · 0904016989
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.
4229 LAFAYETTE CENTER DR STE 1200, Chantilly, VA 20151

Other Providers at the Same Location NPPES 11

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

Marriage & Family Therapist
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Counselor (Mental Health)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Counselor (Professional)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Community/Behavioral Health
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Social Worker (Clinical)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Counselor (Professional)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Social Worker (Clinical)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151
Counselor (Professional)
4229 LAFAYETTE CENTER DR STE 1200
CHANTILLY, VA 20151

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 Adam Hiller's NPI number?

The NPI number for Adam Hiller is 1205595352. It was assigned to this individual provider in the NPPES registry on December 15, 2021.

Where is Adam Hiller located?

Adam Hiller practices at 4229 Lafayette Center Dr Ste 1200, Chantilly, VA 20151. The listed phone number is (202) 941-7637.

What is Adam Hiller'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 Adam Hiller was last updated on July 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 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.