Four New Organizations Join National Coalition to Improve Diagnosis Share Article Four leading healthcare organizations, AMGA (American Medical Group Association), END SEPSIS, Health Care Improvement Foundation (HCIF), and Medical University of South Carolina (MUSC) have committed to take action to improve diagnostic quality and safety by joining the Coalition to Improve Diagnosis, which already includes more than 60 of the most prominent organizations in health care and patient advocacy. “The Coalition will continue in its efforts to create awareness, advocate for increased research funding, and drive quality improvement in the field of diagnostic quality and safety," said Paul L. Epner, Chief Executive Officer and co-founder of the Society to Improve Diagnosis in Medicine (SIDM).