Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alison Gernhart, PA

Surgical Physician Assistant in East Setauket, NY · enumerated 2006.

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

National Provider Identifier

1336246024

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Registry record

Entity type Individual (Type 1)

Name Alison Gernhart

Credential PA

Sex Female

Practice address 6 Technology Dr Ste 100, East Setauket, NY, 11733

Phone (631) 689-6698

Fax (631) 751-5548

Enumeration date Sep 17, 2006

Last updated in NPPES May 24, 2019

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 23-010420 (NY) Secondary

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 010420 (NY) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

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 Alison Gernhart?

The National Provider Identifier (NPI) for Alison Gernhart is 1336246024, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alison Gernhart practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-05-24.