Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Clarice Elizabeth Grens, APRN

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

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

National Provider Identifier

1053492678

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Registry record

Entity type Individual (Type 1)

Name Ms. Clarice Elizabeth Grens

Credential APRN

Sex Female

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

Phone (203) 932-5711

Enumeration date Oct 18, 2006

Last updated in NPPES Feb 9, 2014

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 002271 (CT) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 002271 (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 Clarice Grens?

The National Provider Identifier (NPI) for Clarice Grens is 1053492678, a Type 1 (individual) record in the CMS NPPES registry.

Where does Clarice Grens practice?

The practice location on file with NPPES is in West Haven, CT. 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 2014-02-09.