what doctor treat ptsd?
A doctor who has experience helping people with mental illnesses, such as a psychiatrist or psychologist, can diagnose PTSD. To be diagnosed with PTSD, an adult must have all of the following for at least 1 month: 1  At least one re-experiencing symptom. 2  At least one avoidance symptom. 3  At least two arousal and reactivity symptoms. 4  At least two cognition and mood symptoms.