Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Melissa Ann O'Brien, COTA/L

Occupational Therapy Assistant in Voorhees, NJ · enumerated 2009.

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

National Provider Identifier

1003144726

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Registry record

Entity type Individual (Type 1)

Name Mrs. Melissa Ann O'Brien

Credential COTA/L

Sex Female

Practice address 3001 E Evesham Rd, Voorhees, NJ, 08043

Phone (856) 751-1600

Enumeration date Nov 19, 2009

Last updated in NPPES Nov 19, 2009

Taxonomy & licenses

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 46TA09053700 (NJ) 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 Melissa O'Brien?

The National Provider Identifier (NPI) for Melissa O'Brien is 1003144726, a Type 1 (individual) record in the CMS NPPES registry.

Where does Melissa O'Brien practice?

The practice location on file with NPPES is in Voorhees, NJ. 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 2009-11-19.