• 125 Paterson Street, New Brunswick, NJ 08901
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William J. Kostis, PhD, MD

Department of Medicine
Clinical Academic Building (CAB)
125 Paterson Street, Suite 5200
New Brunswick, NJ 08901
732-235-6561   732-235-6530

  • Hospital Affiliations:
    Robert Wood Johnson University Hospital - New Brunswick, NJ
  • Specialty:
    Cardiovascular Disease - American Board of Internal Medicine
    Clinical Cardiac Electrophysiology - American Board of Internal Medicine
    Internal Medicine, Cardiovascular Disease
  • Residency:
    Internal Medicine, Johns Hopkins Hospital, Baltimore, MD, US
  • Fellowship:
    Clinical Cardiac Electrophysiology, Massachusetts General Hospital, Boston, MA, US
    Cardiovascular Disease, Massachusetts General Hospital, Boston, MA, US
  • Degree:
    Robert Wood Johnson Medical School, New Brunswick, NJ, US
    Cornell University, Ithaca, NY, US


Insurance Affiliations

  • Aetna
  • Amerihealth
  • Centivo N Holdings, LLC
  • Cigna
  • Clover
  • Horizon BCBS
  • Horizon NJ Health
  • Medicaid NJ
  • Medicare NJ
  • Multiplan/PHCS
  • Northwell Direct administrative Services Organization, Inc.
  • QualCare
  • Railroad Medicare
  • United Health Care(UHC/OXP)
  • United Healthcare Community Plan (UHCCP)
  • USA Health Network

It is important to call your health insurance company prior to receiving care if it is not listed above. There are many different plans and levels of coverage that could make a difference in your out of pocket costs.


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