Dr. Christopher Wallis, MD is a seasoned psychiatrist specializing in both general psychiatry and neurology, practicing in San Francisco, CA. He holds a prestigious medical degree from Harvard Medical School, graduating in 1989, and brings over 34 years of clinical experience to his practice. Dr. Wallis is adept at treating a wide range of mental health issues, including anxiety disorders, mood disorders (including depression and bipolar disorder), ADHD, PTSD, and substance use disorders....