Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nayanne Silva O'Brien

Registered Nurse in North Attleboro, MA · enumerated 2026.

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

National Provider Identifier

1073431375

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Registry record

Entity type Individual (Type 1)

Name Nayanne Silva O'Brien

Sex Female

Practice address 785 Old Post Rd, North Attleboro, MA, 02760

Phone (857) 222-1374

Enumeration date Jul 7, 2026

Last updated in NPPES Jul 7, 2026

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN2370385 (MA) 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

Where does Nayanne O'Brien practice?

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

What is the NPI number for Nayanne O'Brien?

The National Provider Identifier (NPI) for Nayanne O'Brien is 1073431375, a Type 1 (individual) record in the CMS NPPES registry.

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