Hospitals that have adopted the Center for Medicare and Medicaid (CMS) “hospital-at-home” program, which serves as an alternative to admission to brick-and-mortar facilities, are concentrated in large, urban, not-for-profit, and academic hospitals, new research suggests. The findings are among the first to portray the landscape of hospitals participating in this rapidly growing care model, said Dr. Hashem Zikry, a participant in the National Clinician Scholars Program at UCLA and lead author on the paper.