Dr. Kirk has aerospace assessment clinics in Denver and Las Vegas. His clients include pilots from every legacy carrier, most regional airlines, general aviation pilots, student pilots, government agencies, and Air Traffic Controllers. He also consults with aviation corporate medical departments, all pilot unions and their aeromedical advisors, and the nation's leading aviation psychologists and flight physicians. Dr. Kirk began seeing pilots in 2012 and founded the specialty aviation clinic, Aviation Psychiatry, LLC, in 2017. Aviation Psychiatry expanded to Las Vegas in 2020.Dr. Kirk also helps organizations and lawyers examine legal claims around aviation law, mental health and substance abuse issues related to airplane crashes, medical certification, and employability. Dr. Kirk is connected to the nation's most highly respected aviation experts and can also help lawyers and companies assemble powerful forensic teams.Away from aviation, Dr. Kirk is a referral clinician for the NBA, a treating clinician in the NFL Program for Substances of Abuse, a 5280 Magazine “Top Doc” in Addiction Psychiatry, and an expert in suicide and unintentional death from substance abuse, mental illness, and behavioral disorders.

Dr. Gregory Kirk, of Rocky Mountain Psychiatry Consultants, is a psychiatric expert throughout the Rocky Mountain region on the assessment of violence, suicide, accidental death, drugs of abuse, emergency psychiatric care, hospital psychiatry, and aviation psychiatry.

CeDAR, the Center for Dependency, Addiction, and Rehabilitation at 1693 N Quentin Street, Aurora, CO

specialist in emergency and hospital psychiatry, addiction psychiatry, and complex drug and alcohol detoxification

specializing in the care of the severe and persistently mentally ill adult