Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Chelsea Nicole Massaro, BCBA

Behavior Analyst in Fairlawn, OH · enumerated 2019.

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

National Provider Identifier

1861040396

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Registry record

Entity type Individual (Type 1)

Name Chelsea Nicole Massaro

Credential BCBA

Sex Female

Practice address 3428 W Market St, Fairlawn, OH, 44333

Phone (330) 668-4041

Fax (330) 668-4041

Enumeration date Aug 28, 2019

Last updated in NPPES Aug 28, 2019

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License 1-19-34546 (OH) 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 Chelsea Massaro?

The National Provider Identifier (NPI) for Chelsea Massaro is 1861040396, a Type 1 (individual) record in the CMS NPPES registry.

Where does Chelsea Massaro practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-08-28.