NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Joan A Patterson, LCSW LMFT

Clinical Social Worker in Princeton Junction, NJ · enumerated 2006.

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

National Provider Identifier

1689644056

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Registry record

Entity type Individual (Type 1)
Name Ms. Joan A Patterson
Credential LCSW LMFT
Sex Female
Practice address 161 Princeton Hightstown Rd, Princeton Junction, NJ, 08550
Enumeration date Jan 26, 2006
Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 44SC00029800 (NJ) Primary
106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 37FI00104600 (NJ) Secondary

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 specialty is Joan Patterson?
Joan Patterson is registered in NPPES with the primary taxonomy of Clinical Social Worker. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.