Dr. David Barr, MD, is a highly experienced family medicine physician based in Lake Jackson, TX, with over 41 years of experience in the medical field. He graduated from the University of Texas Health Sciences Center at San Antonio Long School of Medicine in 1982 and completed his internship and residency at John Peter Smith Hospital. Dr. Barr is board-certified by the American Board of Family Medicine and has actively practiced at Sweeny Community Hospital since 1990. He is affiliated with St....