David Hart, M.D.
Sunrise Health GME Emergency Medicine Residency
David Hart, M.D. is an emergency physician with TeamHealth and serves as the Program Director for the HCA Sunrise Health Emergency Medicine Residency, where he oversees the training and education of 30 emergency medicine residents at MountainView Hospital. A Las Vegas resident for the past decade, Dr. Hart lives with his wife and four sons. He earned his medical degree from SUNY Upstate Medical University in Syracuse, New York, and completed his residency training at the University of Rochester in Rochester, New York.
Dr. Hart has developed excitement for initiatives that support patients presenting to the emergency department with opioid-related emergencies. His efforts include successfully adding buprenorphine to the hospital’s pharmacy formulary, developing a training program for emergency providers and other staff on buprenorphine induction from the emergency department, and implementing a naloxone distribution initiative to provide take-home kits for high-risk patients.
Beyond the hospital, Dr. Hart collaborates with fellow physicians and community leaders, including the Southern Nevada Health District, to equip employees of bars in the Arts District and other local businesses with naloxone and provide training on how and when to administer this life-saving intervention.
Spencer Costella, PRSS-S
PACT Coalition for Safe and Drug-Free Communities
Spencer Costella has dedicated the past six years to serving the substance use and recovery community through a range of impactful roles. He began his career in 2019 as a peer support specialist, focusing on harm reduction and community outreach. In this role, he provided vital support to individuals at various stages of recovery, distributing harm reduction supplies and offering guidance to those seeking to begin their journey toward wellness.
Spencer later took on a supervisory role in a hospital-based program that integrated peer support specialists into local emergency departments, providing immediate, compassionate assistance to individuals experiencing substance use-related crises. His work then expanded into prevention services, combining peer support with strategic community-based efforts to reduce substance misuse.
Currently, Spencer serves as a Peer Supervisor at the PACT Coalition, where he oversees peer staff and helps manage multiple grant-funded initiatives. His work continues to focus on supporting individuals in recovery while enhancing the effectiveness and reach of harm reduction and prevention programs across the community.