Dr. Richard Treiman graduated from St. Louis University Medical School in 1953. His general surgical training was at the Los Angeles County/University of Southern California Medical Center. He received his specialty training under the most famous vascular surgeons at the time, Drs. Michael DeBakey and Denton Cooley.

During his distinguished career, Dr. Treiman has received numerous awards. A member of many medical societies, he was the founding president of the Southern California Vascular Surgery Society and the president of the Western Vascular Society. He has served as the chief of vascular surgery, clinical chief of surgery and chief of staff at Cedars-Sinai Medical Center. He has published more than 60 journal articles and book chapters on a variety of vascular surgical topics, with an emphasis on carotid artery disease. He served as the co-chief of the vascular surgery service at the Los Angeles County/University of Southern California Medical Center as well as the director of the vascular surgery fellowship at Cedars-Sinai Medical Center. He has been the recipient of many awards including Visiting Professor at the University of Utah and the Maimonides award from Techion University in Israel. He has been an emeritus member of Vascular Surgery Associates since 1999, but continues to provide consultative services.

Dr. Treiman maintains his life-long commitment to education as an instructor of residents at the Veterans Administration Medical Center in Salt Lake City, Utah.