Ana Castro, LMHC

Dr. Nicole Martinez received her Master's and Doctorate from the Illinois School of Professional Psychology and completed her pre-doctoral and post-doctoral fellowship at Gateway Foundation in Lake Villa, Illinois. She earned a double major in Psychology and Therapeutic Recreation at the University of St. Francis. Dr. Martinez has extensive experience working with children, adolescents, and adults in individual, family, and group treatment. Her therapeutic approach is integrative, combining Cognitive Behavioral Psychotherapy (CBT) with holistic methods, emphasizing Solution Focused Therapy, Reality Therapy, and Positive Psychology. She believes in the mind-body connection and that exploring various areas of an individual's functioning is essential for optimum physical and emotional health. Dr. Martinez emphasizes a collaborative therapist-client relationship, where both act as partners in designing treatment goals. She values identifying ineffective past modalities to avoid frustration and ensure personalized care. Recognizing that each person is unique, she adapts to the patient's evolving needs, ensuring they feel heard and supported for positive outcomes. Her areas of expertise include health psychology, complex trauma, PTSD, depression, anxiety, social anxiety, bipolar disorder, ADHD, autism spectrum disorders, LGBTQIA populations, bereavement, forensics, substance abuse, couples work, MISA, co-occurring disorders, domestic violence, sex offenders, special needs populations, and chronic medical issues and rare diseases. She is skilled in the evaluation and assessment of these populations.

Rebecca Johnson, LCSW, is a dedicated mental health professional with experience in a variety of settings. With a MSW from Louisiana State University and licensure in multiple states, she brings a well-rounded, evidence-based approach to therapy.

Rebecca’s work spans multiple roles across in and outpatient settings, with a strong focus on individuals facing substance use, domestic violence, and co-occurring conditions. At Lower Key Medical Center, she served as an inpatient social worker and the Intensive Outpatient Program (IOP) coordinator, where she provided crisis intervention, therapy, and groups. In her role as IOP coordinator, she managed IOP tracks, ensuring patients receive comprehensive psychotherapeutic support via group and individual therapy.

Previously, her work at the Guidance/Care Center molded her expertise in crisis response, relapse prevention, and intensive therapeutic interventions, in various settings. Finally, her work as a Clinical Counselor at the Children’s Home Society, working closely with parents involved in the child welfare system, providing therapy and court-informed treatment recommendations further solidified this knowledge.

Rebecca uses a person-centered and eclectic style, modalities such as Cognitive Behavioral Therapy, Dialectical Behavior Therapy, Internal Family Systems, and mindfulness-based. She believes in tailoring interventions to each client’s unique needs, fostering resilience and self-efficacy in their journey toward healing.

Jill Sinnott is a Licensed Clinical Social Worker. She has practiced in Tennessee for over ten years, in a variety of roles including comprehensive child and family therapy, mobile crisis, and group-based Alcohol and Drug treatment. Most recently, she worked in community mental health for five and a half years. In this role, she focused on individual therapy with clients of all ages. Jill obtained her Bachelor's Degree from Warren Wilson College in Swannanoa, NC, and her Master's of Science in Social Work from the University of Tennessee in Knoxville, TN before settling in Johnson City, TN with her family. Jill's areas of interest include working with the LGBTQIA+ community and incorporating play therapy techniques while working with children. She uses a combination of Cognitive Behavioral Therapy, Motivational Interviewing, and Solution-Focused Therapy to develop a treatment plan addressing the client's own goals using specific, obtainable steps and recognizing each individual's strengths.

Lindsey Wittenhagen, LPC, earned a Master of Science in Clinical Psychology from the University of Texas Permian Basin in 2014 and is a Licensed Professional Counselor. She has extensive experience supporting individuals with anxiety, depression, ADHD, self-worth concerns, relationship challenges, stress management, divorce, and life transitions. Lindsey has worked in outpatient settings and as an advocate for trauma survivors, bringing a compassionate and informed perspective to her practice.

Lindsey’s passion is helping clients navigate the ups and downs of life, whether facing overwhelming stress, relational difficulties, or emotional struggles. Her approach is warm, collaborative, and grounded in the belief that healing happens when individuals feel truly seen and heard. Therapy with Lindsey is not about fixing what is “broken” but about fostering self-understanding, exploring what may be keeping someone stuck, and building tools for well-being. She creates a safe, judgment-free space where clients can show up authentically.

Lindsey begins therapy by gaining a thorough understanding of each client’s history, concerns, and goals during the initial session. She then collaborates with clients to develop individualized treatment plans that reflect their unique needs and aspirations. Progress is continually assessed, with goals and approaches adjusted as necessary to ensure growth, resilience, and meaningful change.

Sunny Bowers is a licensed professional clinical counselor (LPCC) based in Ohio. She holds an undergraduate Bachelor of Science in Human Development and Family Studies from Kent State University, complemented by a graduate degree in a Master of Arts in Education with a focus in Clinical Counseling from Malone University.‍With a rich professional background spanning over 10 years, Sunny has dedicated her expertise to working with diverse populations, including adults, first responders, and teenagers. Her scope of practice covers all phases of addiction, trauma, and mood disorders with a particular emphasis on addressing issues related to depression, anxiety, adjustment concerns, and relational difficulties.‍Sunny's therapeutic approach places a strong emphasis on the value of the therapeutic relationship. Recognizing the pivotal role of comfort and trust in the therapeutic process, she believes that lasting change is built on authentic exploration. Sunny employs several different therapeutic approaches, tailoring her methods to individual needs. Grounded in the development of insight and awareness, her overarching goal is to support empowerment and personal freedom for her clients.‍Sunny is enthusiastic about the prospect of working collaboratively with individuals seeking positive change and personal growth. If you're looking for a therapist who values authenticity and is dedicated to supporting your journey towards lasting change.

Ms. Ellen Ortiz is fully licensed as a Marriage and Family Therapist in multiple states. She has decades of life experience to support her 3 years of full licensure. Ms. Ortiz sees individuals from the perspective of the various environments they interact in and how it impacts them. Ms. Ortiz is enthusiastic about collaborating with clients under the care of one of our psychiatric experts in order to allow for a more complete and personalized approach for each individual's needs.
Ms. Ortiz began her education later in life at Elgin Community College then continued to acquire her bachelor’s degree from Argosy University with honors. Ms. Ortiz forged ahead and completed her Master’s in Family Counseling at the CACREP accredited graduate school, Northeastern Illinois University. Her training included the externship for Emotion Focused Therapy with Dr. Sue Johnson.

Ms. Ortiz incorporates therapy from a Solution Focused perspective including Cognitive Behavioral Therapy, Mindfulness and Attachment theory.  Ms.Ortiz has been trained in Crisis Intervention and Trauma Informed therapy. Her life experience and clientele have spanned all life cycles, races, and medical needs as well as honoring all varieties of human beings. She has also supported clients through medical diagnosis and end of life as well as grief.

Ms. Ortiz brings enthusiasm for each client based on the belief that each person has unique purpose, strengths and abilities on which to draw on. The client's abilities paired with tools and support acquired in therapy will lead each of her clients to a life they choose to enhance.