All clinicians at the Samaritan Counseling Center of the Northwest Suburbs are licensed by the State of Illinois and/or certified by a professional organization. They represent a variety of professional backgrounds, including: clinical psychologists, social workers, counselors, marriage and family therapists, and pastoral counselors.

All clinicians have at least one master’s degree as well as a minimum of 10 years of experience.


Dr. Melissa Katz
Clinical Director

Dr. Melissa Katz, Clinical Director, is a Licensed Clinical Psychologist who provides individual and family services to children, adolescents and adults. She received her master's and doctorate in clinical psychology with a child and adolescent specialization from the Illinois School of Professional Psychology. Melissa's pediatric experiences include Mt. Sinai Children’s Hospital, Riveredge Hospital, and Advocate Illinois Masonic Pediatric Developmental Center. Her areas of specialization focus on children with neurodevelopmental disorders such as ADHD and ASD; behavioral disorders; early childhood intervention; pediatric anxiety and mood disorders; and adults with OCD and anxiety. Melissa combines evidence-based treatment with systemic and dynamic approaches that focus on the unique needs and strengths of every child and family. In addition to clinical work, Melissa also plays an active role in clinical training and community based interventions. She has developed several training programs for graduate students in psychology and was an adjunct faculty member at the doctoral level. Melissa serves on the board of the National Alliance on Mental Health (NAMI) in McHenry County and is the preschool coordinator for Moms of McHenry County. To contact Dr. Melissa Katz, please call 847-382-HOPE (4673) x 325; or email:

Dr. Kathryn Singer, M.D.

Dr. Kathryn Singer, M.D. is Board Certified by the American Board of Psychiatry and Neurology. Dr. Singer provides psychiatric services including diagnostic assessments, medication management and psychiatric treatment for adolescents, adults and older adults. Dr. Singer’s areas of special interest include management of mood disorders, anxiety, depression, bipolar disorder, ADHD and related mental health concerns. Dr. Singer graduated from The University of Chicago, Division of Biological Sciences- the Pritzker School of Medicine and completed her psychiatric residency training at The University of Chicago Hospitals. Dr. Singer is a compassionate, caring experienced physician who joins with her patients on their journey toward recovery.

“My years with Dr. Singer have kept me out of the hospital and she rocks. What a great group of support people you have!”
“Dr. Singer is simply awesome. She’s funny, compassionate, caring and a couple of times has kept me from making really desperate, bad choices. Wouldn’t be here without her.”

New patients, please contact Cindy Ratchford: 847-382-4673 x 330.

Dr. Lora Wiens, Psy.D., LCP
Dr. Lora Wiens is Licensed Clinical Psychologist with a MA in Philosophy who treats adults, adolescents, and some children. She specializes in relationship issues, divorce, anxiety, mood disorders, suicide prevention, PTSD, Dissociative Disorders, and LGBTQ issues. Her approach is holistic, focusing on the importance of healing the mind, body, and spirit, drawing upon her training in psychology, philosophy, and theology. She is informed by attachment theory, meaning that she believes that early disruptions in our relationships can negatively impact our ability to form relationships and manage our emotions as adults. Among other treatment modalities, she frequently uses DBT (Dialectical Behavioral Therapy), which was designed to give people practical ways to manage intense emotions, negotiate difficult relationships and stop addictive behaviors (e.g. self-injury, eating disorders, and substance abuse).

For more about Dr. Lora Wiens’ approach, check out her

To contact Dr. Lora Wiens, please call 847-382-HOPE (4673) x 315; or email:

“Lora is a truly amazing therapist and deeply cares about her clients and getting them to the best they can be. She is a one-of-a-kind person. Thank you, Lora!”
“Dr. Wiens was wonderful! I was really struggling to get through life on a daily basis when I met her. She listened and adjusted the way I viewed life. Honestly, she was a God-send!”
Dr. Vicki Santos, Psy.D. LCP
Vicki Santos, Psy.D. has over 20 years of experience with a wide range of issues. She works with couples, individuals, parents and children in providing psychological testing, assessements and psychotherapy. She specializes in treatment for depression, anxiety, relationship issues, life transitions, health-related stress and boundary work.

To contact Dr. Vicki Santos, please call 847-382-HOPE (4673) x 317; or email:

“I was recommended to Vicki Santos for EMDR which we are in the early stages of and she already has put past trauma to rest. I don’t get it but it’s amazing, and she’s so open and caring.” Michele
“Dr. Santos is wonderful. She listens and helps me to understand situations that I’m going through and how to process them. Then we work through how to handle situations that are very stressful to me. She has helped me so much and continues to do so. She is very caring and understanding.”
Dr. Kate Curtis, Psy.D., LCPC
Dr. Kate Curtis has her doctorate in Clinical Psychology from the Illinois School of Professional Psychology and a LCPC license. With over fourteen years of experience in the field, she enjoys working with all ages and sees individuals, couples, and families. Kate works to create a safe space where clients can learn how to overcome/thrive in the midst of emotional, physical, spiritual, and interpersonal challenges. Clinical interests include health struggles such as infertility and fibromyalgia, parenting concerns, and relationship issues. For Kate, the goal of therapy is to help her clients live their best lives—happier, accepting of who they are, and successful at achieving personal/professional goals.

To contact Dr. Kate Curtis, please call 847-382-HOPE (4673) x 311; or email:

“It’s hard to put into words how helpful the services I received were. The counseling I received helped me through some of the most difficult times of my life. Kate was helpful beyond words.”
“Dr. Kate was awesome! She was ‘real’ with me while still being compassionate.”
Jaime Altman, LCSW
Jaime Altman is a Licensed Clinical Social Worker and received her MSW degree from Loyola University Chicago. While she enjoys seeing clients of all ages, Jaime specializes in working with adolescents and their parents. Jaime has worked with individuals, families and groups on varying issues such as substance abuse, depression, anxiety, anger management, and coping with stress. Jaime works from a strengths-based model and believes that everyone possesses positive qualities that can be utilized to promote emotional growth.

To contact Jaime Altman, please call 847-382-HOPE (4673) x 318; or email:
Liz Doyle is a Licensed Clinical Professional Counselor with over 28 years of experience working with children, adolescents and adults. She enjoys working with all ages but her specialty focus has been with children, adolescents and families; she has worked with children and adolescents in many different settings including hospitals, residential, intensive in-home and community-based programs. She utilizes a strengths-based, family-focused and wellness oriented approach with children and adolescents. Her experience and training includes developing and implementing several evidence-based practices (i.e. practices based on research) which includes The Incredible Years Training Series for Parents and Teachers, the Transition to Independence Process for youth and young adults, and Trauma-Focused Cognitive Behavioral Therapy for individuals with a trauma background and suffering from anxiety, depression, and/or anger issues. The goal of her approach is to meet individuals where they are in their developmental process, to help them to identify their strengths and interests and to use those assets (i.e. strengths and interests) to continue the path of growth and development toward wellness, better relationships, and a happier life.She received her Bachelor and Master’s degrees in Clinical Psychology from Roosevelt University, Chicago, IL. She is a member of the IL Counseling Association, the IL Mental Health Counselors Association, and the National Board of Certified Counselors and has been licensed in three states.

To contact Liz Doyle, please call 847-382-HOPE (4673) x 323; or email:

“Liz Doyle is so wonderful. My son has seen her for years. Not only does she come up with new ways to provide support, but she also is able to offer him perspective because of the length of time she has been seeing him. It helps so much!”
“Liz Doyle is extremely compassionate individual that listens well and brings simply yet thought provoking ideas to the sessions. She helped my daughter and I get through a very rough time and we will be forever grateful.”
Brian McCallum, LCPC

Brian is a Licensed Clinical Professional Counselor (LCPC), who holds a master's degree in community mental health counseling from National-Louis University. He has gained a diversity of clinical and helping experience in various contexts: hospital, group practice, community agencies, and churches. Brian responsibly draws from various models, including Acceptance and Commitment Therapy (ACT), Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Solution-Focused Therapy (SFT), Positive Psychology, Motivational Interviewing (MI), and Eye Movement Desensitization and Reprocessing (EMDR). Though he believes that the therapeutic relationship is crucial, Brian also strives to empower people with skills and tools for change. He enjoys helping people with anxiety, depression, mood disorders, trauma, stress, loss / grief, transitions, spirituality, and more. Brian is comfortable working with pre-adolescents, adolescents, and adults, including individuals and couples. He is a Prepare-Enrich facilitator, guiding premarital couples and married couples to stronger, healthier relationships. Brian has completed 60 hours of continuing education in the area of domestic violence as well. Brian is also trained in QPR (Question. Persuade. Refer) and ASIST (Applied Suicide Intervention Skills Training) models of suicide prevention and intervention. Finally, Brian is certified by Telementalhealth Certification Institute to provide counseling via phone and / or web conferencing (audio/visual).

To contact Brian McCallum, please call 847-382-HOPE (4673) x 322; or email:

“Even though I had difficulty communicating my issues, Brian was always patient and helpful.”
“I am happy with the professionalism of Brian because he is so responsive and a very good listener. He has great resources and follow-up.”

Carol Irons, LCSW

Carol Irons specializes in addiction, grief, depression, coping and life transitions, and workplace issues using Cognitive Behavior Therapy (CBT) in addition to mindfulness techniques for individual and couples therapy.
To contact Carol Irons, please call 847-382-HOPE (4673) x 321; or email:

“Carol was very good and super understanding. Asks good questions that relate to topic that were helpful for me. She has keen insight and a good sense of humor.”
“Carol was an excellent and compassionate listener and very patient. She could identify with my issues and helped me find ways to move forward in my life.” C.B.
“Carol had her work cut out for her with our marriage therapy, but she’s a great communicator and doesn’t play favorites. We’re still a work in progress, but we have hope, direction and coping skills.”

Dan Martin, LCSW, CADC
Dan Martin, LCSW, CADC, is a Licensed Clinical Social Worker and certified alcohol and Drug Counselor. He received his MSW from Jane Addams College of Social Work at UIC. Dan has 30 years of experience working with individuals, couples and families. Dan’s expertise includes bi-polar disorder, psychotic disorders, borderline personality issues, depression, anxiety/panic attacks, ADHD and substance abuse recovery. He utilizes proven therapeutic interventions including CBT and DBT. Dan is positive and supportive and he helps his clients gain the insight, hope and courage to make real changes. His style is holistic and interactive and he works together with his clients to help them realize their potential and develop the skills to move towards more fulfilling lives.

To contact Dan Martin, please call 847-382-HOPE (4673) x 328; or email:

“I think Dan probably saved my life. I don’t know how I would have handled my issues and anxiety without his help. He’s knowledgeable, caring, patient and has a good sense of humor.”
“I wish I could have continued seeing Dan. I’m now at the VA in their PTSD program, and am glad I got the head start I did with Dan.”
Nicole O’Dea, LCSW
Nicole received her Bachelor of Psychology degree from the University of Illinois, Urbana-Champaign, and her Master of Social Work from Loyola University, Chicago. She has extensive experience working with adolescents and adults in addressing challenges related to depression, anxiety, bipolar disorder, grief & loss, academic stress, divorce, marital and relational complexities, caregiving, mental health crisis, co-occurring disorders and additional life transitions and stressors. Nicole provides individual as well as family therapy. She strives to guide individuals and families in strengthening skills, utilizing their strengths and building resiliency. She believes each person is capable of creating a life worth living. Nicole uses holistic and strengths focused approaches, Motivational Interviewing, Cognitive Behavior Therapy, Dialectical Behavior Therapy, and mindfulness practices in her therapy. Nicole is a certified QPR instructor and facilitates trainings educating the public on how to recognize and respond to an individual whom may be suicidal. She is also a member of the McHenry County Suicide Prevention Task Force. Nicole works at our Barrington location on Mondays until 5:00 p.m. and Tuesdays until 8:00 p.m. She is at the Algonquin office on Thursdays until 3:00 p.m.

To contact Nicole O'Dea, please call 847-382-HOPE (4673) x 320; or email:
Sharon Fu, LPC
Sharon Fu is a Licensed Professional Counselor who received her Master’s Degree in Clinical Mental Health Counseling from National Louis University. She provides psychotherapy to adults, adolescents, and children. Sharon’s areas of practice include the treatment of depression, anxiety/panic, ADHD, behavioral issues, and LGBTQ-related concerns. Sharon also has experience working with survivors of domestic violence. Sharon’s treatment approaches include cognitive behavioral therapy to challenge unhelpful thoughts and beliefs; dialectical behavioral therapy to increase emotional and cognitive regulation, and solution-focused therapy to find solutions in the present. She is skilled in the suicide prevention models of QPR and ASIST, and is a Theraplay-trained clinician.

To contact Sharon, please call 847-382-HOPE (4673) x 319; or email:
Sarah Serrato
Post-Graduate Therapist
Sarah Serrato is a Post-Graduate Therapist. She received her Master’s Degree in Pastoral Counseling from Loyola University-Chicago. Sarah also holds an MBA from National-Louis University. She is bilingual (English-Spanish) and works with adults, couples, children, and adolescents. Sarah’s work includes multicultural issues; she has helped Latino families with culture shock and adaptation. Sarah has additional training in premarital counseling, life transitions, Neurolinguistic Programming, and Life Coaching. Other clinical interests of hers include sexual and domestic abuse, the LGBT population, grief, anger and stress management, CBT, and career counseling. Sarah’s mission is to treat each person with the deepest respect and acceptance of who they are and where they are in life’s journey of healing and growth, be it emotionally, spiritually, physically, or relationally.

To contact Sarah Serrato, please call 847-382-HOPE (4673) x 326; or email:
Rachel M. Menge, LCSW
Rachel M. Menge, LCSW, understands that you might not be feeling your best right now, and that finding a therapist can be difficult when you're struggling with depression, anxiety, or other distressing thoughts and feelings. Rachel's philosophy is simple - we are a team, working together, with the goal of helping you feel better.

Rachel primarily uses a method of therapy known as Cognitive Behavioral Therapy. Cognitive Behavioral Therapy is a structured, present-focused approach that focuses on the ways our thoughts, feelings, and actions interact and effect our lives. Rachel uses CBT most often because she strongly believes in its ability help people feel better. Rachel offers therapy for adults and adolescents in individual, family, and group settings.

Rachel has over ten years of experience in counseling and mental health treatment, has worked in both hospital and outpatient settings, and is trained in CBT, DBT, TF-CBT, and Motivational Interviewing. Outside of Samaritan, Rachel is an adjunct professor at a local Master of Social Work Program, where she teaches clinical practices, and serves on the Board of Directors for Bstrong Together.