Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joseph Leon Greene, RN

Emergency Registered Nurse in Valencia, CA · enumerated 2020.

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

National Provider Identifier

1003436726

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Registry record

Entity type Individual (Type 1)

Name Joseph Leon Greene

Credential RN

Sex Male

Practice address 23845 Mcbean Pkwy, Valencia, CA, 91355

Phone (661) 200-1601

Enumeration date Apr 22, 2020

Last updated in NPPES Jan 22, 2024

Taxonomy & licenses

163WC1600X Continuing Education/Staff Development Registered Nurse Nursing Service Providers · License 596225 (CA) Secondary

163WP0809X Adult Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 596225 (CA) Secondary

163WE0003X Emergency Registered Nurse Nursing Service Providers · License 596225 (CA) Primary

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

Other identifiers

Identifier	Type	State	Issuer
596225	Other	CA	BOARD OF REGISTERED NURSING LICENSE

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 Joseph Greene?

The National Provider Identifier (NPI) for Joseph Greene is 1003436726, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph Greene practice?

The practice location on file with NPPES is in Valencia, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Roger E. Der, M.D., Inc. Anatomic Pathology & Clinical Pathology Physician · Valencia, CA NPI 1750375358 Pathology Associates of Valencia Anatomic Pathology & Clinical Pathology Physician · Valencia, CA NPI 1427042001 Francis Lau Anesthesiology Physician · Valencia, CA NPI 1528056900 Henry Mayo Newhall Memorial Hospital General Acute Care Hospital · Valencia, CA NPI 1780668434 Birikti Zeratzion Anesthesiology Physician · Valencia, CA NPI 1750357992 Philip Ngo Anesthesiology Physician · Valencia, CA NPI 1306812268 Yen Nguyen Anesthesiology Physician · Valencia, CA NPI 1942276803 Walter Rogoff Anesthesiology Physician · Valencia, CA NPI 1215903141

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-22.