Ponnandai Somasundar, MD

Associate Professor, Boston University Chobanian & Avedisian School of Medicine

Biography

Ponnandai Somasundar, MD, is Associate Chief of Surgical Oncology and Director of Geriatric Oncology at Roger Williams. He received his Fellowship training at Roger Williams Medical Center/Chobanian and Avedisian School of Medicine. After graduating from Madras Medical College, Dr. Somasundar completed residencies at Maimonides Medical Center in Brooklyn, New York,
and West Virginia University. Dr. Somasundar’s clinical expertise is in the areas of liver surgery, pancreas surgery, melanoma, thyroid cancer, colorectal surgery, HIPEC, and abdominal wall reconstruction.

Publications

  • Published 9/17/2025

    Salehi O, Somasundar P, Espat NJ, Calvino AS, Kwon S. The impact of institutional volume of minimally invasive pancreatic resection on short- and long-term outcomes for pancreatic ductal adenocarcinoma: differences between laparoscopic and robotic approaches. J Gastrointest Surg. 2025 Sep 17; 29(11):102230. PMID: 40972974.

    Read at: PubMed

  • Published 7/1/2025

    Wilson J, Talukder MH, Somasundar P, Ahmad A. Emerging Technologies for Pancreas Resection. R I Med J (2013). 2025 Jul 01; 108(7):24-28. PMID: 40561239.

    Read at: PubMed

  • Published 7/1/2025

    Crocker AB, Talukder MH, Ali MS, Calvino AS, Somasundar P, Espat NJ. Regional Hepatic Therapies for Colorectal Hepatic Metastases. R I Med J (2013). 2025 Jul 01; 108(7):9-13. PMID: 40561236.

    Read at: PubMed

  • Published 7/1/2025

    Talukder MH, Wilson J, Crocker AB, Ahmad A, Somasundar P. Minimally Invasive Liver Surgery for Primary and Secondary Liver Malignancies. R I Med J (2013). 2025 Jul 01; 108(7):20-23. PMID: 40561238.

    Read at: PubMed

  • Published 5/22/2025

    Patel H, Ali MS, Ahn JY, Espat NJ, Calvino AS, Somasundar P, Kwon S. Utilization of cancer-directed surgical therapy in Medicaid patients with cancer: comparison between low/intermediate/high-risk surgeries. Cancer Causes Control. 2025 May 22. PMID: 40402388.

    Read at: PubMed

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Websites

Education

  • University of Madras, MBBS
  • University of Massachusetts Amherst, MPH
  • Tamil Nadu Dr. M.G.R. Medical University, MS

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