Bio of Chair and Program Director





Daniel Casey, MD
Program Director
Interim Chair

Department of Family Medicine
JPS Health Network
Tarrant County Hospital District
1500 South Main Street
Fort Worth, Texas 76104

Daniel Casey, MD, a graduate of the University of Missouri School of Medicine and the John Peter Smith Family Medicine Residency, has been Program Director since 2005. Recently he has been involved in the P4 Initiative and Length of Training Pilot, which has led to innovations and improvements in the education of family medicine residencies. Clinical interests include rural medicine and hospital/critical care medicine. Dr. Casey, a lifelong Dallas Cowboys fan, enjoys spending time with his family, particularly coaching his three boys in football, basketball, and baseball.



jason brewington 



Jason Brewington, MD
Vice Chair

Dr. Jason Brewington is originally from Baxter, Tennessee and graduated from Meharry Medical College in Nashville in 2006.  After completing his Family Medicine Residency at JPS in 2009, he stayed at JPS as faculty in the program.  Currently he serves as a teaching attending for one of the inpatient Family Medicine teams, teaches endoscopy to the residents and is actively involved in short-term medical missions/global health.  He is also the Vice Chairman of the Family Medicine Department.  He met his wife, Italia, while on a mission trip to Monterrey, Mexico, and they now have 3 children.  They are actively involved in their church, where he teaches a twice weekly Spanish-language Bible class.  He enjoys working at JPS for 2 main reasons: serving the underserved and teaching resident physicians to do the same.




Diana Singer, RN

Residency Coordinator

Diana Singer, RN, received her Bachelors of Science in Nursing from Texas Christian University in 2010. Upon graduation, she accepted a position in the John Peter Smith Hospital Intensive Care Unit, where she worked full time until the fall of 2012, when she took over as Senior Residency Coordinator in the JPS Family Medicine Residency. She thoroughly enjoys getting to work first-hand with the residents and outside of JPS enjoys traveling and spending time with family and friends.