Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Diane Catherine Defilippo Nurse Practitioner in Psychiatry Pllc

Psychiatric/Mental Health Nurse Practitioner in Long Beach, NY · enumerated 2017 · authorized official Diane Defilippo, Nurse Practitioner.

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

National Provider Identifier

1528593340

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Registry record

Entity type Organization (Type 2)

Legal business name Diane Catherine Defilippo Nurse Practitioner in Psychiatry Pllc

Practice address 126 E Park Ave, Long Beach, NY, 11561

Phone (516) 321-0966

Fax (516) 208-8430

Enumeration date Apr 30, 2017

Last updated in NPPES Apr 30, 2017

Taxonomy & classification

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 401781 (NY) Primary

Authorized official

Name Diane Defilippo

Title Nurse Practitioner

Phone (516) 321-0966

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 a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is Diane Catherine Defilippo Nurse Practitioner in Psychiatry Pllc?

Diane Catherine Defilippo Nurse Practitioner in Psychiatry Pllc is registered in NPPES as a Psychiatric/Mental Health Nurse Practitioner (its primary provider taxonomy).

Providers at this address

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Long Beach Multi Medicine,PC Physical Medicine & Rehabilitation Physician · Long Beach, NY NPI 1568700102 Diane Defilippo Psychiatric/Mental Health Nurse Practitioner · Long Beach, NY NPI 1184039893 Family Mental Health Mental Health Clinic/Center (Including Community Mental Health Center) · Long Beach, NY NPI 1629471529

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-04-30.