Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Arianna Santos

Mental Health Counselor in Allston, MA · enumerated 2018.

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

National Provider Identifier

1982197018

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Registry record

Entity type Individual (Type 1)

Name Arianna Santos

Sex Female

Practice address 30 Allston St Apt 14, Allston, MA, 02134

Phone (843) 557-6629

Enumeration date Jun 13, 2018

Last updated in NPPES Feb 1, 2023

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Primary

106S00000X Behavior Technician Behavioral Health & Social Service Providers · License 17-41861 (SC) 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 is the NPI number for Arianna Santos?

The National Provider Identifier (NPI) for Arianna Santos is 1982197018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Arianna Santos practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-02-01.