Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Barbara Carriero Johnson, RN, MS

Psychiatric/Mental Health Clinical Nurse Specialist in West Haven, CT · enumerated 2006.

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

National Provider Identifier

1427149822

Verified

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Registry record

Entity type Individual (Type 1)

Name Mrs. Barbara Carriero Johnson

Credential RN, MS

Sex Female

Practice address 950 Campbell Ave, West Haven, CT, 06516

Phone (203) 479-8008

Enumeration date Sep 28, 2006

Last updated in NPPES Jun 29, 2010

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License E37241 (CT) Secondary

163WP0808X Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License E37241 (CT) Secondary

364SP0808X Psychiatric/Mental Health Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License E37241 (CT) Primary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN credential

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 Barbara Johnson?

The National Provider Identifier (NPI) for Barbara Johnson is 1427149822, a Type 1 (individual) record in the CMS NPPES registry.

Where does Barbara Johnson practice?

The practice location on file with NPPES is in West Haven, CT. 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 2010-06-29.