Dr. David works for LifeStance in Chelmsford, and is accepting new patients. Expertise: Alcohol and Drug Use Issues, Anxiety, Bipolar Disorder, Couple's Issues, Depression, Grief, Later Life Transitions, Medical Conditions/Health Psychology, Men's Issues, Midlife Transitions, Psychosis/Schizophrenia. Ages: 11-14, 15-17, 18-21, 22-26, 27-40, 41-64, 65+. Take the first step, call or book today.