Debra L. Chernosky, M.D. was born and raised in San Antonio, Texas and attended Texas A&M University.  She graduated in August of 1982 Magna Cum Laude and graduated from the University of Texas Medical School of Houston in June of 1985.  She served her internship at Baylor College of Medicine from 1985-1986 and her residency in Dermatology at the University of Texas at Houston from 1986-1989.  She entered private practice and received her certification from the American Board of Dermatology that same year.

Dr. Chernosky is married and has two adult children.  She enjoys cooking, working out, hiking, diving, and singing in her parish choir.