Meet the Team

Our Therapists

Gloria Jean Bannasch

Founder, Co-Owner, Team Leader of GJB Health Services

• Master of Education
• Professional Counselor
• Nationally Certified Counselor
• Board Certified Executive Coach
• Board Certified Telemental Health Provider
• Certified Gottman Therapist
Wisconsin's only Certified Gottman Therapist

“As Wisconsin’s only Certified Gottman Therapist, working with couples is my passion.  I also present workshops designed by the Gottman Institute: The Art and Science of Love Workshop for Couples, The Seven Principles for Making Marriage Work and Bringing Baby Home.  To sign up for my workshops in Appleton and in other locations, call our office or go to my website:"

Gloria has worked in both mental health and alcohol treatment programs in a variety of settings. As a hobby (and “self-therapy”) Gloria creates art pieces; many of which are on display in our Appleton office and in the booklet.



    Gerald J. Bannasch

    Gerald J. Bannasch


    Dr. Bannasch provides both psychiatric and neurologic services to his patients. New clients can make appointments with less than a month’s wait time.
    He is board certified in adult neurology, general psychiatry, vascular neurology, behavioral neurology, neuropsychiatry, and is a fellow in the American Clinical Neurophysiological Society.

    “My philosophy for treating patients is evaluating for any medical problems which could be causing, or exacerbating, potential psychiatric issues. Time-limited medications may be prescribed along with psychotherapy and life-style changes to empower patients.”



      Tania Hanford


      Tania is a Wisconsin State Licensed Professional Counselor with a specialization in Sexual Therapy. She got her Master of Educational Psychology degree from UW Milwaukee and undergraduate degree from UW Oshkosh.

      Tania’s Sexual Therapy Certification is from the AASECT certified program at the University of Michigan. She has over 5 years of counseling experience working with youth, families, couples, and individuals with disabilities.

      Tania works with clients seeking sexual reassignment and is proud to serve the LBGTQ+ community.

      “My approach combines Motivational Interviewing, Family and Relational Systems, Mindfulness, and CBT. My work is based in guiding individuals and couples to find their successful life balance.”



        Kathleen Mueske

        Kathleen Mueske


        “I believe that HOPE is the true essence of an enriched life and, that as a professional counselor, I am called to restore or enhance hope in challenging situations.”

        Kathleen seeks to partner with individuals who are interested in improving the quality of their lives, their relationships and their self-compassion.
        Kathleen is interested in providing a safe and affirming environment that creates opportunities for healing and improved health and wellbeing. Clinical areas of interest are Grief and Complicated bereavement, PTSD, LGBTQ+ Issues, Spiritual Issues, Depression, Anxiety, Relationship Issues and Low Self-Esteem.

        Clinical Modalities are Brief Therapy, CBT, Mindfulness, DBT, Person Centered, Feminist Therapy, Motivational Interviewing and Solution Focused therapy.

        Populations served are children and parents, teens, college students and other young adults, adults, couples, veterans, artists, victims/survivors of trauma/abuse, professional caregivers, individuals with chronic health, and mental health conditions.



          Dorothy Fonstad

          Dorothy Fonstad

          MSE, LCSW

          Dottie has been a therapist for over 30 years and is well known for her ability to help motivated clients gain insight and learn coping skills that they can use the rest of their lives.

          Dottie takes her job very seriously and believes that it is irresponsible to simply educate clients about different ways to handle problems; instead she makes sure they learn how to use their new skills effectively.

          Clients often comment on how Dottie’s compassionate and supportive approach, as well as her sense of humor, makes them feel very comfortable and never judged. They also appreciate Dottie’s willingness to be honest with them and provide feedback in a way that they do not ever feel shamed or criticized. When a client works with Dottie, they quickly become aware that she truly cares and holds herself as responsible as her clients, for their progress.

          Dottie is trained in Cognitive Behavior, Dialectic Behavioral Therapy, Acceptance and Commitment Therapy, Motivational Interviewing, Interpersonal Therapy, Mindfulness, Trauma therapy, Biofeedback.

          Dotti is in the process of training for Brainspotting techniques. Dottie works with: Depression, Anxiety, Trauma, Grief and Loss, Relationship Issues, Self-esteem, LBGTQ+ Issues, Unresolved Childhood Issues, Work Issues, ADHD, Borderline Personality Issues, and Adjustment Issues.



            Ben Cheney


            Ben is the newest member of the GJB Health Services team of providers. Ben works with clients as young as 14, young adults, couples and elderly. His clinical areas of interest are depression, anxiety, stress, trauma, grief, couples, aging issues and substance/alcohol abuse.




              Jilliam Rotzenberg

              Jillian Rotzenberg


              Jillian was the first member of the support team at GJB Health Services. Jillian completed her master’s program last year and is now a Licensed Professional Counselor in Training.

              In Wisconsin, 3000 hours of supervision are required to complete licensure requirements; once completed, Jillian with be a fully licensed Professional Counselor.

              Jillian has filled almost every role at GJB Health Services, including Office Manager, and will continue to help with various support team needs as her client case-load continues to increase. Currently her role is largely clinical in nature.

              Jillian, and the rest of the LPC-ITs, provide therapy on a sliding scale; determined by income. Most clients pay $75.00 for the initial session and $50.00 for subsequent sessions. Jillian has a special affinity for working with the families of men and women who have served in the armed forces. Jillian also works with couples.



                Korah Petrasko

                Korah Petrasko


                Korah completed her master’s program at the end of 2017. She is also completing the 3000-hour requirement for licensure. Korah has been helping the support team as her practice builds.

                Korah is an advocate for clients on the Autism Spectrum and has a special gift for bonding with children and teens. Korah gives freely of her time to advocate for mental health in the community. She is accepting new clients of all ages.



                  Tamara Riel

                  Tamara Riel

                  Ph.D. Intern

                  Tammy is completing her first internship at GJB Health Services; once her internships and practicums are completed, Tammy will be eligible for licensure as a Doctor of Psychology.

                  During this internship, Tammy is performing psychological and neuropsychological assessments.

                  Tammy also sees clients on a sliding scale basis. In her free time, Tammy helps the support team, as needed.



                    Michael Frost, MSE, CSAC, LPC-IT

                    Michael Frost

                    MSE, CSAC, LPC-IT

                    The latest LPC-IT to join the practice is, Michael Frost. Michael is also a Clinical Substance Abuse Counselor who is passionate about, and fascinated by, recovery. He is strength-based and person-centered and believes in the worth of every person.

                    Michael embraces change and personal growth as lifelong processes and encourages clients to ask themselves, “Who am I?” and “What do I want?”. He enjoys helping his clients develop awareness, the ability to ask for help and the willingness to identify, allow and express feelings.

                    Michael is interested in people’s stories and listens closely for beliefs that may drive behavior.




                      Our Support Team

                      Melissa Heilman

                      Office Manager

                      Melissa supervises the support staff from the front office to the medical revenue staff. Her goal is to provide excellent customer service to every patient/client and make sure the practice providers have what they need at all times.

                        Mary "Walt" Walter

                        Mary “Walt” Walter

                        Accounts and Balances

                        Mary posts payments received and updates account balances. She works closely with Cassandra Ross and Melissa Heilman to be sure that all accounts are in good standing. Mary is always happy to help with questions about accounts or when a payment plan needs to be established.

                          Cassandra Ross

                          Billing And Insurance

                          Cassandra oversees that all patient/client insurance information is processed, updated and files claims for each appoinment. She verifies benefits, coverage and processes pre-authorization for appointments, testing, prescriptions and medical orders.

                            Alexis De Zee

                            Alexis De Zee

                            Student and Member of the “GJB Family"

                            Sometimes she’s with us, and far too often, she’s not.  When Alexis is in the office, you can feel the warmth of her smile from the parking lot.

                            Despite our efforts to convince Alexis otherwise, she has returned to college.  Expect to see Alexis often, in many different roles at GJB.


                              Priscilla Cochran and Marissa Lallier

                              Front Office Staff

                              These ladies take care of all our patient/client needs from handling initial pre-registration, scheduling appointments, processing requests for records, taking payments & phone calls. They work hard to make sure that everything is ready for patients, clients and providers at all times.

                                Team Dogs


                                Valley, is Korah Petrasko's support dog who provides emotional support to clients and staff alike. She is a rescue dog who loves to go to work and make people smile!



                                  Shaiyene is owned and trained by Kathleen Mueske. Shaiyene’s job is to calm and comfort the clients with whom Kathleen works.