Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mariah Sierra Brown, HIGH SCHOOL DIPLOMA

Q: What is the NPI number for Mariah Brown?

The National Provider Identifier (NPI) for Mariah Brown is 1154996858, a Type 1 (individual) record in the CMS NPPES registry.

Mental Health Counselor in Brockton, MA · enumerated 2021.

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

National Provider Identifier

1154996858

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Registry record

Entity type Individual (Type 1)

Name Mariah Sierra Brown

Credential HIGH SCHOOL DIPLOMA

Sex Female

Practice address 300 Battles St, Brockton, MA, 02301

Phone (774) 327-5670

Enumeration date May 25, 2021

Last updated in NPPES May 25, 2021

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers 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 Mariah Brown?

The National Provider Identifier (NPI) for Mariah Brown is 1154996858, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mariah Brown practice?

The practice location on file with NPPES is in Brockton, MA. 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 2021-05-25.