Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Esther Faye Feinstein

Physician Assistant in Paterson, NJ · enumerated 2017.

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

National Provider Identifier

1134645450

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Registry record

Entity type Individual (Type 1)

Name Esther Faye Feinstein

Sex Female

Practice address 660 Broadway, Paterson, NJ, 07514

Phone (973) 279-1232

Enumeration date Aug 17, 2017

Last updated in NPPES Jan 29, 2019

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers Primary

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 Esther Feinstein?

The National Provider Identifier (NPI) for Esther Feinstein is 1134645450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Esther Feinstein practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-01-29.