Tatyana Siminak, Psychiatric Nurse Practitioner works in the Mequon, WI office at LifeStance. Areas of Expertise: ADHD, Alcohol and Drug Use Issues, Anxiety, Bipolar Disorder, Depression, Eating Disorders, Obsessive Compulsive Disorder (OCD), Psychosis/Schizophrenia, PTSD/Trauma, Sleep Disorders/Insomnia. Ages seen: 18-21, 22-26, 27-40, 41-64, 65+. Take the first step towards improved mental health. Call or book online today.