NPI Portal NPI Lookup & Verification

Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Michelle Mahoney, Lcsw LLC

Clinical Social Worker in Chantilly, VA · enumerated 2026 · authorized official Michelle Mahoney, Owner/Therapist.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1336008192

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)
Legal business name Michelle Mahoney, Lcsw LLC
Practice address 4265 Brookfield Corporate Dr Unit D, Chantilly, VA, 20151
Enumeration date Jan 19, 2026
Last updated in NPPES Jan 19, 2026

Taxonomy & classification

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers Primary

Authorized official

Name Michelle Mahoney
Title Owner/Therapist

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Michelle Mahoney, Lcsw LLC?
The NPI for Michelle Mahoney, Lcsw LLC is 1336008192, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Michelle Mahoney, Lcsw LLC?
NPPES lists Michelle Mahoney (Owner/Therapist) as the authorized official for this organization.

Providers at this address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-19.