Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Ayelet Stein, PMHNP-BC

Q: What is the NPI number for Ayelet Stein?

The National Provider Identifier (NPI) for Ayelet Stein is 1538905534, a Type 1 (individual) record in the CMS NPPES registry.

Psychiatric/Mental Health Nurse Practitioner in Plantsville, CT · enumerated 2024.

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

National Provider Identifier

1538905534

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Registry record

Entity type Individual (Type 1)

Name Mrs. Ayelet Stein

Credential PMHNP-BC

Sex Female

Practice address Plantsville, CT, 06479

Phone (860) 736-5386

Enumeration date Jul 8, 2024

Last updated in NPPES Jun 2, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F406230 (NY) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 887933 (NY) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 112575 (CT) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 13911 (CT) Primary

163W00000X Registered Nurse Nursing Service Providers · License 26NR25111900 (NJ) Secondary

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 Ayelet Stein?

The National Provider Identifier (NPI) for Ayelet Stein is 1538905534, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ayelet Stein practice?

The practice location on file with NPPES is in Plantsville, 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 2026-06-02.