David Guggenheim, PsyD

Amber Boyd, LPC, has experience working in inpatient, outpatient, and virtual therapy settings. She has provided care for individuals with depression, anxiety, PTSD, adjustment disorder, schizophrenia, schizoaffective disorder, and bipolar disorder. Amber offers individual, group, family, and couples counseling, and is skilled in developing treatment plans, clinical documentation, and administering screenings such as the PHQ-9, GAD-7, and C-SSRS. She earned her B.S. in Psychology from Jackson State University and her M.S. in Counseling from Mississippi College. Amber completed her supervision hours at Mississippi State Hospital and obtained her LPC in Mississippi in 2019 and in Oklahoma later that same year.

Amber values honesty, trust, courage, and integrity. She believes in building strong rapport through open communication and mutual respect. Her approach is compassionate, direct, and goal-oriented, using a collaborative style to help clients increase emotional resilience, develop self-awareness, and strengthen coping skills to manage life’s challenges.

Amber strives to create a calm, nonjudgmental environment where clients feel safe to share their background, expectations, and therapy goals. Together, she and her clients create individualized treatment plans that reflect each person’s unique needs and diagnosis. Each plan includes realistic short- and long-term goals designed to promote growth, self-understanding, and lasting emotional well-being.

Ernest Smith, LPC, specializes in supporting adolescents, young adults, adults, and older adults as they navigate grief, anxiety, depression, trauma, and life transitions. With a compassionate and client-centered approach, he creates a safe, nonjudgmental space for individuals to explore their experiences and build the skills necessary for healing, growth, and resilience.

Ernest draws from a range of evidence-based modalities—including solution-focused therapy, person-centered therapy, cognitive-behavioral therapy (CBT), and dialectical behavior therapy (DBT). He tailors each session to meet the unique needs of his clients, whether helping adolescents manage emotional regulation and identity development or supporting older adults in coping with grief and life changes.

Ernest provides trauma-informed care and recovery-focused strategies that foster emotional safety, self-awareness, and long-term well-being. His goal is to walk alongside each person with empathy, understanding, and practical tools that promote lasting change and inner strength.

Ronda T. Alaniz, LPC, is a Licensed Professional Counselor with extensive experience providing therapy and case management for children, adolescents, and adults. She currently serves as a Remote Therapist with Hazel Health Services, conducting evaluations and offering evidence-based counseling for clients ages 4–25. With over nine years as a School Mental Health Counselor at Edgewood ISD, Ronda developed and implemented individual and group counseling programs for PK–12 students. She also brings valuable leadership experience as a former Program Director and Case Manager in nonprofit and social service settings. Ronda earned her Master of Arts in Psychology from Stephen F. Austin State University and her Bachelor of Science in Psychology from Texas A&M University.

Ronda creates a warm, supportive, and collaborative environment where clients feel heard and respected. She values open communication and works closely with clients to establish meaningful, achievable goals. Her approach integrates evidence-based methods tailored to each client’s developmental stage and individual needs. Ronda empowers clients through education, self-awareness, and practical coping skills, fostering growth, resilience, and emotional well-being.

Ronda begins with a comprehensive assessment to understand each client’s history, strengths, and challenges. She then collaborates on a personalized treatment plan centered on the client’s goals and progress. Utilizing Cognitive Behavioral Therapy (CBT) and Trauma-Focused CBT, Ronda ensures care remains effective and responsive. Her sessions emphasize emotional regulation, skill-building, and positive self-talk to promote lasting well-being.

Ana Castro, LMHC received a Master of Science in Mental Health Counseling from Queens College, City University of New York. She completed training at F.E.G.S and has worked in community mental health and outpatient hospital-based settings. Ana has 7 years of experience working with individuals as well as with children and families treating anxiety, depression, family and relationship issues, and other mental health issues. Ana uses methods from psychoanalysis, CBT, DBT, along with light supportive therapy in order to provide a person-centered approach. She began by working at New York Psychotherapy and Counseling Center, working with individuals, as well as children and families in a high-risk area, providing family therapy, psychodynamic and behavioral therapy, and assisting with the coordination of care with outside agencies. Ana has worked at St. Joseph's Outpatient Behavioral Health Clinic treating patients with various psychiatric illnesses. She has also worked at St. Vincent's- Westchester Outpatient Behavioral Health Clinic, providing intake, diagnosis, and individual therapy to a population ranging from adolescents to late adults. Ana continues to work towards expanding her knowledge of evidence-based approaches in order to provide the best outcomes.

Nisha Saintelus Deratus, LPC, is a proud HBCU graduate of Prairie View A&M University with a Master’s in Counseling and over eight years of experience in the mental health field. She has provided care in inpatient psychiatric hospitals, partial and intensive outpatient programs, community mental health, and private telehealth practice. Nisha supports clients facing anxiety, depression, trauma, grief, bipolar disorder, life transitions, anger management, and relationship challenges.

Nisha offers a warm, approachable, and nonjudgmental space where clients feel seen and supported. She believes in a collaborative approach to therapy, working alongside clients to identify the root of their struggles and develop a personalized plan for growth and healing. Her personable nature and tailored care help clients feel comfortable and empowered throughout the process.

In the first session, Nisha reviews teletherapy expectations and confidentiality, and conducts a psychosocial assessment to better understand your background and goals. Together, you’ll explore current challenges, create a vision for your future, and build a practical plan. Using CBT and ACT, she helps you develop tools and insights to apply between sessions for continued progress.

Katrina Canady is a Licensed Professional Counselor with a master’s degree in Counseling Psychology, Marriage and Family Therapy from Chaminade University in Hawaii. She has experience working in both inpatient and outpatient settings, and provides therapy to individuals, couples, families, and groups. As an Army Brat, combat veteran, and retired military spouse, she brings a global perspective and deep understanding of diverse life experiences.

Katrina uses an eclectic communication style and therapeutic approach, tailoring sessions to each individual’s needs. She fosters a respectful, nonjudgmental environment and values collaborative communication to build trust, autonomy, and strong therapeutic rapport. Katrina believes therapy is a joint effort where clients are viewed as the experts of their lives, and success stems from shared commitment and courage.

Katrina begins with a thorough assessment to understand each patient’s background, needs, and goals. She encourages open dialogue, including between sessions, and ensures clients are actively involved in the treatment planning process. Her individualized plans are inclusive, goal-driven, and informed by training in evidence-based methods such as Cognitive Processing Therapy (CPT) and Eye Movement Desensitization and Reprocessing (EMDR).