Charleen Wilder, PsyD

Clinical Director

Dr. Charleen WIlder is a Licensed Psychologist with the Texas State Board of Examiners of Psychologists (TX License #38640; expires 05/31/2025).  For information on how to verify a license, please go to www.tsbep.texas.gov.  For information on how to file a complaint, please go to the following page: https://www.tsbep.texas.gov/how-to-file-a-complaint-enforcement.

Charleen Wilder, Psy.D., is a licensed psychologist who enjoys and has experience working with a diverse range of concerns including autism, LGBTQ issues, trauma, depression, OCD, anxiety, and relational challenges in adolescents, and adults. Dr. Wilder values a holistic, collaborative approach that takes into consideration every aspect of the client’s life (e.g., medical history, religion/spirituality, psycho-social stressors, family dynamics). Dr. Wilder utilizes evidenced-based treatments that include parent behavioral management (when working with children), family systems, cognitive-behavioral, and interpersonal strategies to help each individual better manage their symptoms and engage more fully in their lives.

Dr. Wilder is also experienced in conducting psychological assessment of autism, personality disorders, bipolar disorder trauma, depression, anxiety, obsessive-compulsive disorder, attention difficulties, learning concerns and more for children and adults. She understands the nuance of evaluating autism in girls and evaluating autism in adults, two populations who often go misdiagnosed due to adept masking behaviors.

Dr. Wilder received her PsyD in Clinical Psychology from Fuller Theological Seminary following the completion of her pre-doctoral APA-accredited internship at Hennepin Healthcare in Minneapolis, MN. She subsequently completed her post-doctoral training at Great Life Counseling Center in Dallas, TX. During her graduate school career, she completed her therapy training at a community mental health clinic and private practice and her assessment training at the University of California, Los Angeles where she was first trained to perform autism evaluations. In these settings, Dr. Wilder performed individual, couples, group and family therapy, and psychological and neurodevelopmental assessments.

Dr. Wilder also supervises Jessica Faber, LPA in the areas of both therapy and assessment.


Rachel Oppenheimer, PsyD

Founder

Dr. Rachel Oppenheimer is a Licensed Psychologist with the Texas State Board of Examiners of Psychologists (#36445; expires 04/30/2025), a Licensed Specialist in School Psychology with the Texas State Board of Examiners of Psychologists (#70292; expires 04/30/2025), a Licensed Psychologist with the State of Florida  (#12057; expires 5/31/2024), and a Licensed School Psychologist with the State of Florida (#1807; expires 11/30/2025). For information on how to verify a license, please go to www.tsbep.texas.gov or https://floridaspsychology.gov. For information on how to file a complaint, please go to the following page: https://www.tsbep.texas.gov/how-to-file-a-complaint-enforcement.

Rachel Oppenheimer, PsyD, is currently accepting patients in Texas and Florida through telehealth only. Dr. Oppenheimer founded Upside Therapy & Evaluation Center in 2016 after having been in private practice since 2013.  Prior to that, Dr. Oppenheimer completed a post-doctoral fellowship at the Center for Autism and Developmental Disabilities at Children’s Medical Center/ UT Southwestern.  She earned her doctorate at Florida Institute of Technology after completing an internship at Lewisville Independent School District.  She enjoys working with adolescents and adults with executive functioning challenges, anxiety, and adjustment concerns, as well as working with individuals across both the autism spectrum and LGBTQA+ spectrum.  Additionally, as a school psychologist in both Texas and Florida, Dr. Oppenheimer offers educational consultation services.


Mary Neill, MS, LMFT

Mary Neill, MS, is a Licensed Marriage and Family Therapist with the Texas Department of Health and Human Services (#202932, expires 03/31/2025). For information on how to verify a license, please go to https://www.dshs.texas.gov/counselor/lpc_search.shtm. For information on how to file a complaint, please go to the following page: https://www.dshs.texas.gov/counselor/lpc_complaint.shtm

Mary Neill is a licensed therapist with experience working with adolescents, teens, adults, and individuals on the autism spectrum across the lifespan. Mary has a special interest in working with individuals who struggle with anxiety, depression, and life transitions. She understands that these issues can be overwhelming and can impact one’s ability to function in daily life.

Mary has dedicated her career to helping individuals navigate life’s challenges and supporting them as they work towards a happier and more fulfilling life. Her approach is highly empathetic, non-judgmental, and compassionate, creating a safe and supportive environment for her clients. She believes in working collaboratively with her clients to help them identify and achieve their goals.

Mary also has a passion for helping individuals who struggle with issues related to gender identity. In her work with clients who have gender identity issues, Mary takes an affirming approach, recognizing that gender identity is a deeply personal and important aspect of one’s identity. She helps her clients navigate the complex and often challenging process of exploring and expressing their gender identity, whether through transitioning, exploring non-binary identities, or simply finding ways to be more comfortable with their true selves.

In addition, Mary has experience in working with individuals who have slow processing speeds. She recognizes that these individuals often struggle in academic, interpersonal, and professional settings and may experience feelings of frustration and low self-esteem. Mary provides an empathetic and non-judgmental space for her clients to develop effective coping strategies and build self-confidence. Mary utilizes a variety of modalities including Cognitive-Behavioral Therapy. She also recognizes that
working collaboratively with her clients can include their larger networks and is able to provide family support sessions.


Savannah Pham, MA, LPA

Savannah Pham, MA, is a Licensed Psychological Associate with the Texas State Board of Examiners of Psychologists (TX License # 39207; expires 12/31/2025).  For information on how to verify a license, please go to www.tsbep.texas.gov.  For information on how to file a complaint, please go to the following page: https://www.tsbep.texas.gov/how-to-file-a-complaint-enforcement.

Savannah Pham, M.A. is a licensed psychological associate who enjoys working with adolescents and adults. Savannah values a collaborative approach and considers all aspects of a client’s identity and life (e.g., ethnic identity, current stressors, medical history). Savannah utilizes evidence-based treatments that include cognitive-behavioral, dialectical behavioral, trauma-focused, multicultural, and person-centered strategies to help each client better manage their symptoms and achieve their goals. Savannah has experience with a diverse range of concerns including (but not limited to) depression, anxiety, trauma, intergenerational trauma, adjustment challenges, attention difficulties, social skills, and diversity issues.

Savannah also conducts psychological assessment of autism spectrum disorder, learning concerns, trauma, attention difficulties, and a range of mood concerns. She has received training from psychologists who specialize in autism, including Dr. Charleen Wilder and Dr. Rachel Oppenheimer. Savannah has experience assessing for autism spectrum disorder in adults and girls/women. Based on her training and evaluation experience, she recognizes that the presentation of autism is particularly complex in these two populations. Given that autism tends to be underdiagnosed or misdiagnosed in these two populations, Savannah strives to maintain a nuanced understanding of diverse autism presentations.

Savannah Pham is a graduate of Southern Methodist University, where she earned her Master of Arts in Clinical Psychology. She received her Bachelor’s degree in Psychology and Asian American Studies from Stanford University. Savannah has published research concerning the effects of cultural orientations, intergenerational cultural conflict, and ethnoracial discrimination on the mental health outcomes of Asian and Latinx American individuals. Savannah is currently pursuing a Ph.D. in Counseling and Psychological Studies, with a concentration in Trauma and Crisis Counseling, through Regent University.


Jessica Faber, MA, LPA

Supervised by Charleen Wilder, PsyD, LP # 38640

Jessica Faber, MA, is a Licensed Psychological Associate with the Texas State Board of Examiners of Psychologists (TX License # 39351; expires 07/31/2024).  For information on how to verify a license, please go to www.tsbep.texas.gov.  For information on how to file a complaint, please go to the following page: https://www.tsbep.texas.gov/how-to-file-a-complaint-enforcement.

Jessica Faber, MA, LPA, is a licensed psychological associate who thrives when working with children, adolescents, and young adults and seeks to empower her clients and their families. Jessica also enjoys working with young adults with ADHD or autism spectrum disorder as well as pre-teens and teens for social skills training. Jessica’s approach involves appreciating how diverse learning styles can influence the therapeutic process and tailoring sessions to the client’s needs. In addition to being trained in Trauma-Focused Cognitive Behavioral Therapy, Jessica has experience providing a variety of evidence-based practices to families from a diverse array of backgrounds, including parent behavioral management (when working with children), cognitive-behavioral therapy, and interpersonal therapy. Jessica has experience working with a diverse range of concerns including (but not limited to) selective mutism, generalized and social anxiety, learning differences, autism spectrum behaviors, gender identity and expression, depression, suicidal ideation, and trauma across all ages. Jessica is also experienced in conducting psychological assessment across the lifespan for attentional difficulties and learning concerns as well as autism spectrum evaluations for school-aged children, adolescents, and adults.

Jessica received her Master of Arts in Clinical Psychology from the University of Minnesota. In pursuit of providing the highest standard of compassionate care, she completed her assessment training within the Division of Clinical Behavioral Neuroscience of the Department of Pediatrics at the University of Minnesota Medical Center. Jessica’s therapy training was thoughtfully constructed to provide both breadth and depth across evidence-based modalities. She completed her training at the University of Minnesota Medical Center – Department of Psychiatry and Behavioral Sciences, the University of Minnesota Physicians – Behavioral Health Clinic for Families, and as a volunteer at a crisis counseling community clinic in Minneapolis, MN.

Independent Contractors


Michelle McFarlin, MS, CCC/SLP
The Social Communication Connection
Michelle McFarlin, MS, CCC-SLP, holds a Bachelor of Arts in Psychology and a Bachelor of Science in Mathematics from Southern Methodist University; and a Masters of Science in Communication Disorders from the University of Texas at Dallas-Callier Center for Communication Disorders. Mrs. McFarlin is a certified, clinical Speech-Language Pathologist at The Social Communication Connection who specializes in early childhood language, social communication disorders, autism testing, and autism spectrum disorder (ASD). From undergraduate studies to present, Mrs. McFarlin has over 20 years experience in research and clinical service to young children with speech-language and social communication challenges and their families.