He or she can check for signs of an underlying medical condition that may need treatment. However, you may need to see a mental health specialist if you have severe anxiety. A psychiatrist is a medical doctor who specializes in diagnosing and treating mental health conditions. Map locations of treatment facilities near you for seeking treatment for mental and substance use disorders in the United States and its territories. Filter substance use and mental health facilities by treatment type, services provided, and payments accepted. This disambiguation page lists articles associated with the title Treatment. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. 1. the application of medicines, surgery, therapy, etc., in treating a disease or disorder. 2. a substance, procedure, or course of such substances or procedures used in treating medically. 3. literary or artistic handling. 4. subjection to some agent or action. The meaning of TREATMENT is the act or manner or an instance of treating someone or something. How to use treatment in a sentence. The researchers remark that because women generally prefer some treatment to no treatment, the success rate of vaginal misoprostol for early pregnancy failure appears to be an advance in medical treatment. A therapy or medical treatment is the attempted remediation of a health problem, usually following a medical diagnosis. Both words, treatment and therapy, are often abbreviated Tx, or Tx. Perhaps it's time to try a new course of treatment. This disease doesn't generally respond to (= improve as a result of) treatment. There are various treatments for this complaint. TREATMENT definition: 1. the way you deal with or behave towards someone or something: 2. the way something is…. Learn more. TREATMENT definition: an act or manner of treating. See examples of treatment used in a sentence.