• Food as Medicine: Gluten Free with Christine Randazzo Kirschner, RDN
    May 12 2026

    May is Celiac Disease Awareness month! In this episode of the Gut Doctor Podcast, Dr. Parikh interviews Christine Randazzo Kirschner, a registered dietician and co-founder of Amenta Nutrition. They discuss the pitfalls of gluten-free substitutes, the importance of fiber in the diet, nutrient deficiencies in celiac disease, identifying ultra-processed gluten-free products, and balancing realism with optimal nutrition.

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    19 mins
  • A Surgeon's View of Barrett's Esophagus with Caitlin Houghton, MD
    Apr 28 2026

    As we wrap up Esophageal Cancer Awareness month, Dr. Parikh is joined by Dr. Caitlin Houghton, a foregut surgeon. They explore the significance of Barrett's esophagus as a precursor to esophageal cancer and the collaborative approach between gastroenterologists and foregut surgeons in managing the condition.

    This episode was brought to you by Castle Biosciences, maker of Tissue Cypher, a test designed to predict the risk of esophageal cancer in patients with Barrett's esophagus.

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    19 mins
  • Gut-Brain Dysfunction with Ali Navidi, PsyD
    Apr 14 2026

    In the spirit of IBS Awareness month, this episode explores the gut-brain axis, clinical implications, and integrative care for gut-brain dysfunction. Dr. Ali Navidi, a clinical psychologist and CEO of GI Psychology, shares insights on cognitive behavioral therapy and gut-directed hypnotherapy, emphasizing the importance of collaborative care and empowering patients with hope.

    The episode is sponsored by Ardelyx.

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    24 mins
  • Heartburn Myths with Dan Lister, MD
    Mar 31 2026

    With April being Esophageal Cancer Awareness month, today's episode delves into the misconceptions and harmful effects of heartburn, the myths surrounding reflux surgery, and the future of heartburn therapy. Dr. Dan Lister, past-president of the American Foregut Society, provides insights on the risks associated with heartburn and the potential of precision medicine in addressing esophageal adenocarcinoma.

    This episode was brought to you by Castle Biosciences, maker of TissueCypher, a test designed to predict the risk of esophageal cancer in patients with Barrett's esophagus.

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    24 mins
  • Diet and Colon Cancer with Michael Bass, MD
    Mar 17 2026

    What should I eat to prevent colon cancer? Gastroenterologist Dr. Michael Bass joins the show to answer this and more questions on our diet and risk of CRC. We explore the intersection of nutrition and cancer prevention, focusing on the impact of ultra-processed foods on colon cancer risk.

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    20 mins
  • Early-Onset CRC with Erica Barnell, MD PhD
    Mar 3 2026

    We have all seen the unfortunate headlines. Why are we seeing a rise of early-onset colorectal cancer and what can we do about it? Dr. Barnell, co-founder and CMO of Geneoscopy, joins the Gut Doctor Podcast to answer these questions and more!

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    22 mins
  • Constipation Management with Satish Rao, MD PhD
    Feb 17 2026

    In this episode of the Gut Doctor podcast, Dr. Parikh discusses the current treatment landscape of constipation with Dr. Satish Rao. Dr. Rao is Chair of Gastroenterology, Professor of Medicine, and Director of Neurogastroenterology and Motility at August University. This episode was sponsored by Vibrant Gastro, makers of the drug-free Vibrant System.

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    40 mins
  • AI in GI with Michael Wallace, MD
    Feb 13 2024

    In this episode of the Gut Doctor podcast, Dr. Michael Wallace, Professor of Medicine and Director of Digestive Research and Innovation at the Mayo Clinic in Florida, discusses current and future applications of artificial intelligence in the field of GI endoscopy.

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    18 mins