Staff

Specialized in: General Dermatology

Ryan R. Riahi , MD

Ryan R. Riahi, MD is a board certified dermatologist that specializes in general dermatology and cosmetic dermatology. Dr. Riahi was born in Houston, Texas and completed his Bachelor of Science in Biochemistry and Molecular Biology at Houston Baptist University, graduating summa cum laude. He attended medical school at the University… Read More

Jimmy Schmidt , MD, FAAD

Dr. Jimmy D. Schmidt brings a wealth of experience to the expanding roster of skilled doctors in the DermSurgery Associates family. Dr. Schmidt’s office is located at 819 Peakwood in the Spring/Cypress area where he will continue to build on a dynamic career of more than 50 years. A Hill… Read More

Matthew J. Sewell , MD, PharmD

Dr. Sewell is a board-certified dermatologist specializing in general, pediatric, cosmetic, and laser dermatology. Dr. Sewell earned a Bachelor of Science in Chemistry and a Doctor of Pharmacy at the University of Louisiana at Monroe, where he was the top graduate and a Howard Hughes Scholar. He then attended medical… Read More

Jon K. Stern , MD

A native Houstonian, Dr. Jon Stern has been practicing dermatology in southwest Houston since 1979. He graduated with high honors from the University of Texas at Austin in 1970. He attended the University of Texas Southwestern Medical School in Dallas, TX and then completed a pediatric residency at Children’s Medical… Read More

Christy Woodruff , MD, FAAD, MBA

Dr. Woodruff is from Houston and graduated from Bellaire High School. She attended Trinity University in San Antonio, graduating cum laude with a Bachelor of Arts in psychology. She then attended The University of Texas Medical School at Houston, graduating as one of the two valedictorians, and was elected to… Read More