Diana Jean Semmelhack

Dr. Diana Jean Semmelhack is a highly experienced psychologist with over 25 years in the field, specializing in treating adults, families, adolescents, and couples. Her expertise encompasses a wide range of mental health issues, including depression, anxiety, bipolar disorder, and psychotic disorders. As a published author, she has shared her research on group psychotherapy both nationally and internationally. In addition to her psychological practice, Dr. Semmelhack is a licensed massage therapist, integrating mind/body work into her therapeutic approach. Her commitment to mental health advocacy is demonstrated through her past role as a board member with the National Alliance on Mental Illness (NAMI) and her involvement with the APA's Task Force on severe mental illness, addressing the stigma that often accompanies these conditions. With a rich background as a retired professor at Midwestern University, she employs an eclectic blend of therapeutic modalities, including Acceptance and Commitment Therapy (ACT), Dialectical Behavior Therapy (DBT), psychodynamic psychotherapy, couples and family therapy, humanistic, and cognitive behavioral techniques. Dr. Semmelhack adopts a bio-psycho-social perspective in her practice, aiming to swiftly and effectively alleviate symptoms for individuals and families. She is dedicated to supporting clients in reintegrating into their lives, helping them to achieve optimal functioning. Notably, she is among the elite 4% of psychologists who are board certified in clinical psychology (ABPP).