In this position paper, the American College of Physicians examines the health disparities experienced by the lesbian, gay, bisexual, and transgender (LGBT) community and makes a series of recommendations to achieve equity for LGBT individuals in the health care system. These recommendations include enhancing physician understanding of how to provide culturally and clinically competent care for LGBT individuals, addressing environmental and social factors that can affect their mental and physical well-being, and supporting further research into understanding their unique health needs.