• At A Glance
  • Education & Publications
  • Insurance
  • Bio
    Dr. Rahni earned his medical degree from the SUNY Downstate College of Medicine in Brooklyn, NY. He completed his internal medical residency at Harvard Medical School-Beth Israel Deaconess Medical Center. He subsequently received his gastroenterology fellowship training at Brown University School of Medicine, Rhode Island Hospital where he also served as a Chief GI Fellow. Dr. Rahni’s completed an additional fellowship in advanced endoscopy at the Dartmouth University Geisel School of Medicine-Hitchcock Medical Center where he received extensive training in the most current advanced therapeutic and diagnostic endoscopic procedures. Dr. Rahni’s clinical practice includes general gastroenterology—colon cancer screening, inflammatory bowel disease and liver disease. His area of special expertise is in the advanced procedures including endoscopic ultrasound (EUS), endoscopic retrograde cholangiopancreatography (ERCP), radiofrequency ablation (RFA) of Barrett’s esophagus, endoscopic mucosal resection of gastrointestinal tumors, gastrointestinal stenting, pancreatic cyst drainage, as well as pancreatic and biliary diseases. He has performed thousands of colonoscopies, upper endoscopies, EUSs, and ERCPs. He has published multiple scholarly articles on diverse subjects in gastroenterology in nationally acclaimed peer reviewed journals. Dr. Rahni remains active in research in the areas of endoscopy, pancreatic disease, and biliary diseases. Dr. Rahni is board certified in gastroenterology and internal medicine. He sees patients in the West Orange office and his hospital affiliations include Saint Barnabas and Morristown Medical Centers. Dr. Rahni also enjoys spending time with his family and has travelled extensively visiting over 40 countries. His hobbies include constructing and developing Japanese pond gardens and playing basketball.
    Clinical Interests

    Advanced Therapeutic Endoscopy, Gastrointestinal disease and cancers

  • Medical School

    SUNY Downstate Medical Center, Brooklyn


    Harvard Beth Israel Deaconess, Boston


    Harvard Beth Israel Deaconess, Boston


    Brown University Rhode Island Hospital, Rhode Island Dartmouth University Hitchcock Medical Center , New Hampshire

    • Title:The cook-out crisis: Intestinal perforation from ingested grill cleaning wire brush bristles
      Authors: Perera P, Rahni DO, Akerman P
      Publisher:ACG poster presentation
    • Title:Multicenter study on the value of ICD-9-CM codes for case identification of celiac disease
      Authors:Tanpowpong P, Broder-Fingert S, Obuch JC, Rahni DO, Katz AJ, Leffler DA, Kelly CP, Camargo CA Jr
      Publisher:Ann Epidemiol
    • Title:The overuse of serum ceruloplasmin measurement
      Authors: Tapper EB, Rahni DO, Arnaout R, Lai M
      Publisher:Am J Med
    • Title: Intermittent esophageal dysphagia: an intriguing diagnosis
      Authors: Gnanapandithan K, Rahni DO, Habr F
      Publisher:Dysphagia lusoria, Gastroenterology
    • Title:A rare etiology of hematochezia
      Authors:Rahni DO, Lu S, and Pressman A
      Publisher:Am J Gastroenterol
    • Title:Aortoesophageal Fistula
      Authors: Rahni DO, Beland M, Habr F.
      Publisher:Supplement to the American Journal of Gastroenterology
      Issue:S3 (1)
    • Title: A problem within case of colonic intussusception secondary to colonic lipoma
      Authors:Rahni DO, Friedman K, Smith J
      Publisher:accepted by Gastroenterology
    • Title:The safety of fecal transplant for recurrent C.difficile infection
      Authors:Rahni DO, Wilson D, Kelly C
      Publisher:ACG Poster presentation
    • Title:Endoscopic Ultrasound-Guided Gastro-gastrostomy for Surveillance of Gastric MALT Lymphoma in a Roux-en-Y Gastric Bypass Patient
      Authors: Sampath K, Rahni D, Gordon S.
      Publisher:ACG Poster presentation
  • Insurance

    Accepted Health Plan information is only as accurate as the most current information submitted. Prior to your appointment, it is advisable to verify with a physician office that they are still a participating provider.

    • AARP Healthcare
    • Aetna
    • Aetna Better Health
    • Aetna Health Plans of NJ
    • Aetna HMO
    • Aetna Medicare NNJ Prime
    • Aetna PPO
    • Amerigroup
    • Amerigroup (Managed Medicaid Plan)
    • Amerihealth
    • Anthem Health
    • BeechStreet PPO
    • Cigna
    • Consumer Health Plan
    • Horizon BCBS
    • Horizon NJ Health
    • Magnacare
    • Medicaid
    • Medicare
    • Multiplan
    • Oxford Health
    • Qualcare HMO
    • Qualcare PPO
    • Railroad Medicare
    • United Community
    • United Healthcare
    • United Medicare
    • WellCare
    Insurance ID Numbers

    AARP Healthcare,Active Care (Workers' Comp),Aetna,Aetna Better Health (managed Medicaid plan),Aetna Health Plans of NJ,Aetna Medicare NNJ Prime,America’s Health Plan,Amerigroup (managed Medicaid plan),AmeriHealth,Anthem Health,BeechStreet PPO,Blue Cross/Bl