NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ms. Karen Julia Tremblay, LCSW

Clinical Social Worker in Clayton, NC · enumerated 2013.

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

National Provider Identifier

1205270972

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Registry record

Entity type Individual (Type 1)
Name Ms. Karen Julia Tremblay
Credential LCSW
Sex Female
Practice address Clayton, NC, 27520
Enumeration date Apr 24, 2013
Last updated in NPPES Jun 12, 2013

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License C004846 (NC) Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

Other identifiers

Identifier Type State Issuer
C004846 Other NC LICENSED CLINICAL SOCIAL WORKER

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 Karen Tremblay?
The National Provider Identifier (NPI) for Karen Tremblay is 1205270972, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Tremblay practice?
The practice location on file with NPPES is in Clayton, NC. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-06-12.