Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Miss Jennifer Lynn Steinberg, RPAC

Medical Physician Assistant in East Islip, NY · enumerated 2006.

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

National Provider Identifier

1043265648

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Registry record

Entity type Individual (Type 1)

Name Miss Jennifer Lynn Steinberg

Credential RPAC

Sex Female

Practice address 369 E Main Street, Ste 3, East Islip, NY, 11730

Phone (631) 581-4500

Fax (631) 581-5905

Enumeration date May 23, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License MS1315945 (NY) 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 Jennifer Steinberg?

The National Provider Identifier (NPI) for Jennifer Steinberg is 1043265648, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jennifer Steinberg practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.