About Grapevine Psychology

Willie D Bass specializes in working with adolescents, young adults, and couples. He values the development of a solid therapeutic relationship and prioritizes the safety and authenticity of his clients to ensure they feel comfortable reflecting, gaining insight, and self-exploring. Mr. Bass primarily uses a cognitive-behavioral therapy (CBT) approach but has experience using psychodynamic, interpersonal, and solution-focused theories to treat various concerns, including anxiety, depression, identity issues, adjustment, family/social concerns, and trauma. Mr. Bass is a therapist-in-training, who is currently completing his doctorate in psychology (PsyD) in Clinical Psychology from The Chicago School and is under the supervision of Dr. Kari Leavell while providing services at Grapevine Psychology.

Meghan is a LPC who received her Bachelor's in Psychology from New College of Florida, and continued on to receive her master's in Marriage, Couples, and Family Therapy from UCF in Florida.

Meghan has considerable experience working with individuals in overcoming a variety of issues, including recovery from trauma and C-PTSD, anxiety, depression, and substance use. Meghan uses creative and evidence-based strategies to aid clients in gaining insight into their thinking and actions, and make adjustments to live more authentic, connected, and fulfilled lives.

Outside of being a therapist Meghan loves dance, tea, and spicy food.

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Licensed in Texas, and Florida as a Telehealth provider.

Dr. Slack joined Grapevine Psychology from Texas Woman's University where he earned his Master’s and Ph.D. in Counseling Psychology. He is currently working to complete the final requirements to become a Licensed Psychologist.

Dr. Slack has considerable experience working with survivors of trauma, young adults, LGBTQ+ identity development, and issues with anxiety and depression. Dr. Slack's professional interests include Ally and activist identity development, intimate partner violence, trauma recovery, addiction/substance abuse recovery, feminist therapy approaches, and liberation psychology.

Outside of his role as a psychologist, Dr. Slack enjoys the outdoors, strength training, fostering animals from the shelter, and spending time with his four cats (Forest, Finn, Axel, and Luna) and his dog, Wheezy!

DeLisa Deutsch Perry, MS, a Licensed Professional Counselor-Supervisor and a Certified Eating Disorder Specialist (by the International Association of Eating Disorders Professionals-IAEDP). She has over 15 years of experience working with eating disorders and related issues (including body acceptance, exercise addiction) and co-occurring conditions such as anxiety and depression.

DeLisa is also a trained marriage and family therapist with expertise in areas of communication, intimacy, relationship and parenting issues and works with ages 12 through adulthood. She supports individuals and families to work through challenges brought on by transitions across the life span. DeLisa practices evidenced based therapies, such as Cognitive Behavioral Therapy (CBT), Dialectal Behavior Therapy (DBT), Interpersonal Therapy (IPT), as well as systems approaches, and other appropriate interventions. She enjoys working with populations that are often under-treated for eating disorders, such as BIPOC communities and LGBTQIA+ populations.

DeLisa graduated from Stephen F Austin State University with a Bachelor of Arts in Psychology in 1995, and went on to complete a Master of Science in Counseling Psychology in 1999 at the University of North Texas in Denton, Texas with a focus on Marriage and Family Counseling.

Dr. Kari Leavell received her Bachelor’s degree in Psychology at Texas A&M University, and she has been a devoted Texas Aggie ever since. She pursued her graduate training at the University of Southern Mississippi in Hattiesburg, MS (ranked #1 by CounselingPsychology.org!) where she earned her Master’s and Ph.D. in Counseling Psychology. Dr. Leavell has clinical experience working with adults in a variety of settings. Her areas of speciality include anxiety, phobias, sleep issues, grief, and the neurology of mental health.

Outside of her role as a psychologist, Dr. Leavell takes care of herself by regularly attending boot camp and hot yoga classes, deeming chips and queso to be health food, reading historical fiction, and trying to hone her gardening skills.