Essential Diagnostics, PA in Princeton, NJ

This location of Essential Diagnostics bills under NPI 1376245753, an organization record issued on Mar 20, 2023 with the primary taxonomy Internal Medicine Physician. It is one of 3 NPIs registered under this name; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026

1376245753

Legal name: Essential Diagnostics, PA
Entity: Type 2 · organization
Primary taxonomy: Internal Medicine Physician 207R00000X
Practice location: 8 FORRESTAL RD S, Princeton, NJ 08540
Phone: 732-789-3139
Enumerated: Mar 20, 2023
Record updated: Apr 17, 2025
Authorized official: Manager/Administrator (title as filed)

Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

2 clinicians CMS lists with Essential Diagnostics in Princeton

Abigail AniagyeiAdult Health Nurse Practitioner1669879813
Sarah Shah, DNP, APN, A-GNP-CPrimary Care Nurse Practitioner1669196721

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 3 Essential Diagnostics NPIs

Every location registered under this name, in 3 cities.

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Checking an organization

Confirm the business with the New Jersey secretary of state.
Check the HHS-OIG exclusion list for the organization.
Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.