Jonathan Efron, M.D.

  • Surgery - Colon and Rectal Surgery


Jonathan Efron, M.D., a noted colorectal cancer surgeon, joined UT Southwestern as Executive Vice President for Health System Affairs in December 2023. Dr. Efron provides leadership over the clinical enterprise, including UTSW’s Medical Group, hospitals, regional medical centers, and clinics. UT Southwestern physicians provide care in more than 80 specialties to more than 120,000 hospitalized patients, more than 360,000 emergency room cases, and oversee nearly 5 million outpatient visits a year.

Dr. Efron, Professor of Surgery at UT Southwestern and with the Harold C. Simmons Comprehensive Cancer Center, specializes in the treatment of colon and rectal cancer, inflammatory bowel disease, fecal incontinence, and anorectal disorders, with expertise in minimally invasive and robotic procedures and colostomy-sparing procedures, such as ileal pouch anal anastomosis. His research interests include sphincter-preserving surgery, recurrent rectal cancer, and minimally invasive surgery, among others, and he has published more than 71 articles in peer-reviewed journals, 11 book chapters, and over 104 abstracts.

Prior to joining UT Southwestern, Dr. Efron served as Senior Vice President for Johns Hopkins Medicine’s Office of Physicians, President of the Johns Hopkins Clinical Practice Association, and Interim Vice Dean for Clinical Affairs as well as Professor of Surgery and Urology.

He earned his medical degree from the University of Maryland School of Medicine in Baltimore, completed residency at Long Island Jewish Medical Center, and did his fellowship at the Cleveland Clinic of Florida. He was later appointed to academic and surgical positions at Cleveland Clinic Florida and Mayo Clinic Arizona. He is certified by the American Board of Colon and Rectal Surgery and American Board of Surgery.

Education & Training
  • Medical School - University of Maryland School of Medicine (1989-1993)
  • Residency - Long Island Jewish Medical Center (1993-1998), General Surgery
  • Fellowship - Cleveland Clinic Hospital (1998-2000), Colon & Rectal Surgery