Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexandria Gareis

Marriage & Family Therapist in Lancaster, PA · enumerated 2024.

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

National Provider Identifier

1225845522

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Registry record

Entity type Individual (Type 1)

Name Alexandria Gareis

Sex Female

Practice address 1808 Colonial Village Ln Ste 103, Lancaster, PA, 17601

Phone (717) 391-0172

Enumeration date Dec 11, 2024

Last updated in NPPES Dec 11, 2024

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License AMF000048 (PA) 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 Alexandria Gareis?

The National Provider Identifier (NPI) for Alexandria Gareis is 1225845522, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexandria Gareis practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-12-11.