Dr. Mark Blair is a board certified adult psychiatrist. Dr. Blair graduated from the Indiana University School of Medicine in 2000, served in the US Air Force and went on to complete residency in general psychiatry at Wright State University, Boonshoft School of Medicine.

After residency, Dr. Blair has treated patients primarily in Columbus, Ohio at various treatment locations including Twin Valley Behavioral Healthcare, ViaQuest and Ohio Hospital for Psychiatry. In 2012, Dr. Blair transitioned to work primarily at Columbus Springs, where he served as Medical Director & Chief Medical Officer of Columbus Springs Hospitals until November of 2018. From November 2018 until November 2021, Dr. Blair served as Medical Director of SUN Behavioral Columbus. He founded Optimum TMS in 2017 and resigned his Medical Director position at SUN in 2021 so that he could focus full time on providing TMS therapy.

He is a member of the American Psychiatric Association, Ohio Psychiatric Association & The International Society for ECT and Neurostimulation and the Clinical TMS Society. He is experienced working with individuals suffering from a wide array of mental health conditions including depression, OCD, schizophrenia, bipolar disorder, PTSD, and various anxiety disorders.