Allison Cassetta, PA

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Allison completed her Bachelor of Science degree from Northern Arizona University in Flagstaff, AZ. She then worked as a research associate for a nonprofit research institute, studying foodborne illness and clinically relevant pathogens, before attending PA school. Allison graduated from Lake Erie College in Painesville, OH in 2018 with a Master of Science in Physician Assistant Studies. She moved to Colorado where she has been practicing in the field of gastroenterology since 2019. Allison has a special interest in treating patients with irritable bowel syndrome, liver disease, and gastroparesis, and believes in taking a biopsychosocial approach to GI health. Outside of work, she enjoys hiking and traveling. 


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Centers for Gastroenterology is devoted to providing professional and compassionate digestive care to patients of all ages. Using cutting-edge and innovative treatment and screening techniques, you can rest assured that you are in good hands. Our team of skilled providers has the knowledge and expertise to help you achieve optimal health.



“The Infusion Nurses are amazing people and technicians! Always friendly and professional! Thank you Jessica and Nathan for your excellent service. And thank you Brenda in scheduling for always finding a way to make appointments work out for me!!!” – Laurie Cover