Watch as La Peer's own Mark Davidson, MD, undergoes a colonoscopy in Los Angeles during Scopefest in honor of Colorectal Cancer Awareness Month. Learn more about colorectal cancer at https://lapeerhealth.com/colorectal-c.... La Peer Gastroenterologist Mark Davidson, MD underwent a colonoscopy during Scopefest, a two-day event in which doctors and nurses underwent upper and/or lower endoscopies to promote Colorectal Cancer Awareness Month.