NPI Portal NPI Lookup & Verification

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

Dr. Alissa S Rexo

Specialist in Chantilly, VA · enumerated 2020.

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

National Provider Identifier

1972132090

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Registry record

Entity type Individual (Type 1)
Name Dr. Alissa S Rexo
Sex Female
Practice address Chantilly, VA, 20152
Enumeration date Apr 2, 2020
Last updated in NPPES Apr 2, 2020

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

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 6530 (MD) Secondary
174400000X Specialist Other Service Providers · License 0301201746 (VA) 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.

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Frequently asked questions

What is the NPI number for Alissa Rexo?
The National Provider Identifier (NPI) for Alissa Rexo is 1972132090, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alissa Rexo practice?
The practice location on file with NPPES is in Chantilly, VA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-04-02.