Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Lauren Ann Messina, MSN, APRN, AGPCNP-BC

Gerontology Nurse Practitioner in Ridgefield, CT · enumerated 2023.

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

National Provider Identifier

1104695378

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Registry record

Entity type Individual (Type 1)

Name Mrs. Lauren Ann Messina

Credential MSN, APRN, AGPCNP-BC

Sex Female

Practice address 27 Governor St, Ridgefield, CT, 06877

Phone (914) 400-4446

Enumeration date Dec 28, 2023

Last updated in NPPES Dec 28, 2023

Taxonomy & licenses

363LG0600X Gerontology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 12710 (CT) Primary

APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN 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 Lauren Messina?

The National Provider Identifier (NPI) for Lauren Messina is 1104695378, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lauren Messina practice?

The practice location on file with NPPES is in Ridgefield, 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 2023-12-28.