PCSS-MOUD clinical experts, led by Roger Chou, MD, FACP and Melissa Weimer, DO, MCR, FASAM, with Drs. Kevin Sevarino and Frances Levin, have developed a comprehensive core curriculum for healthcare providers in treating chronic pain and addressing concerns about opioid use disorder. The modules in this updated curriculum have been revised by Drs. Chou, Weimer and Sevarino from material released in 2017. The revision includes up-to-date content, including accommodations for shifts in language and terminology.