NPI Portal NPI Lookup & Verification

Internal Medicine in Succasunna, NJ

11 active Internal Medicine providers practice in Succasunna, New Jersey according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Succasunna, NJ
NPI Name Type Specialty Location
1255747499 Advocare, LLC Organization Gastroenterology Physician Succasunna, NJ
1992785562 Krithika Mullengada Individual Internal Medicine Physician Succasunna, NJ
1851326151 Lisa Li Individual Internal Medicine Physician Succasunna, NJ
1265628614 Mark J Rubinetti MD LLC Organization Internal Medicine Physician Succasunna, NJ
1699705020 Mark Rubinetti Individual Internal Medicine Physician Succasunna, NJ
1508049115 Michael E. Kostelnik, MD PA Organization Internal Medicine Physician Succasunna, NJ
1306964747 Northwest Medical Care, LLC Organization Internal Medicine Physician Succasunna, NJ
1215006275 Sudhir Agarwal Individual Gastroenterology Physician Succasunna, NJ
1629253760 Sudhir K. Agarwal, MD Organization Gastroenterology Physician Succasunna, NJ
1609810449 Thomas Giangrasso Individual Allergy & Immunology (Internal Medicine) Physician Succasunna, NJ
1962702118 Viju Vijaysadan MD PC Organization Interventional Cardiology Physician Succasunna, NJ

Frequently asked questions

How many Internal Medicine providers are in Succasunna, NJ?
The latest NPPES snapshot lists 11 active Internal Medicine providers with a practice address in Succasunna, New Jersey.
How do I check a Internal Medicine provider's NPI in Succasunna?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-11.