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

Andreana Patricia Vandemark

Clinical Social Worker in Portland, ME · enumerated 2023.

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

National Provider Identifier

1154104420

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Registry record

Entity type Individual (Type 1)

Name Andreana Patricia Vandemark

Sex Female

Practice address Portland, ME, 04101

Phone (207) 305-4163

Enumeration date Aug 18, 2023

Last updated in NPPES Dec 13, 2025

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 LC25072 (ME) Primary

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 Andreana Vandemark?

The National Provider Identifier (NPI) for Andreana Vandemark is 1154104420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Andreana Vandemark practice?

The practice location on file with NPPES is in Portland, ME. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Gabriel Thompson Mental Health Counselor · Portland, ME NPI 1962319632

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-12-13.