Amy Mattern, DO

Dr. Jacqueline Hong is a board-certified adult psychiatrist who takes a genuine interest in her patients and values collaborative decision-making. Over the past 4 years of practicing, she has followed a holistic model of care that accounts for the physical, mental, social, and spiritual needs of the individual. She has a down-to-earth, patient, and warm personality, and prides herself on timeliness and professionalism. Though Dr. Hong focuses on medication management, she has a passion for supportive therapy with elements of CBT, psychodynamic therapy, and mindfulness. She may also recommend that a therapist be included in your care team if more specialized therapy is required. Dr. Hong graduated summa cum laude from Grove City College, and completed medical school at UTMB at Galveston. She finished her residency at Memorial Healthcare System in FL, where she held a leadership position in Graduate Medical Education. Dr. Hong has experience in treating a wide range of disorders, including depression, anxiety, OCD, PTSD, ADHD, schizophrenia, bipolar disorder, and addiction. She has worked with adolescent, geriatric, pregnant, and medically complex patients. Growing up in a Korean immigrant household and training in the ethnically diverse South Florida region has informed her of the unique struggles that immigrant populations face. Dr. Hong has a special interest in treating mood and anxiety disorders. Outside of the office, Dr. Hong enjoys art, cinema, and powerlifting.

Brittany Stef is a Licensed Mental Health Counselor (LMHC) in New York and a National Certified Counselor (NCC). With extensive experience in education and various clinical settings, she has supported individuals and families of all ages in overcoming diverse mental health challenges, including depression, anxiety, mood disorders, self-esteem issues, and significant life changes. Brittany is passionate about therapy and employs empowerment-driven, holistic approaches. Her techniques include Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Motivational Interviewing, Solution-Focused Therapy, and Person-Centered Therapy.

Dr. Molly Fels is a board-certified psychiatrist. She completed her undergraduate education at Barnard College followed by medical school at Rutgers-Robert Wood Johnson Medical School. Dr Fels then completed her psychiatry residency training at Mount Sinai Beth Israel. She has previously worked in the Mount Sinai health system in the psychiatric emergency department and inpatient psychiatric unit. Dr. Fels has an interest in treating patients with a wide variety of psychiatric disorders including depression, anxiety, ADHD, and in working with patients who have experienced trauma. She believes in addressing holistic and lifestyle factors with her patients, including nutrition and sleep, in addition to pharmacology. Dr. Fels combines medication management and supportive psychotherapy to provide well-rounded and comprehensive care to her patients and prioritizes involving patients actively in each step of their psychiatric treatment.

Eva Sleczka LCSW has a wealth of experience and a passion for integrated patient care. Eva Sleczka, LCSW brings a unique blend of expertise and compassion that is sure to benefit psychotherapy patients. Eva Sleczka, LCSW is a broadly accomplished social worker with years of experience in hospital health-based and community-based human services environments. Eva Sleczka LCSW has an impressive background in the behavioral health field, holding an MSW, LCSW from New York University and specializing in behavioral health psychotherapy with adults, children and families. They have spent 30 years working in various healthcare settings, including health and hospital systems, emergency room and screening center for psychiatric emergency services, school-based and community-based outpatient treatment settings, where they have honed their skills and gained valuable experience in patient care. Their commitment to staying abreast of the latest advancements in behavioral health science ensures that our patients receive the highest quality of psychotherapy care. One of the key strengths Eva Sleczka, LCSW, brings to our team is their expertise in integrative care and trauma-informed psychotherapy, skilled with adults and families with mental health needs. They have a proven track record of clinical supervision of social work students in the field, experience as a Clinical Director of a community mental health setting, psychotherapist for adults, children, and families with mental health needs, making them a valuable resource for both our patients and our staff. Whether it's managing complex cases, providing preventive care, or offering specialized treatments, supervision of social work students Eva Sleczka, LCSW is dedicated to delivering comprehensive and personalized care to each patient. At the core of Eva Sleczka, LCSW's practice is a patient-centered approach that prioritizes the individual needs and preferences of each patient. They believe in fostering strong clinician-patient relationships built on trust, empathy, and open communication. By involving patients in their own care decisions and providing education about their health, Eva Sleczka, LCSW, empowers patients to take an active role in their well-being. Eva Sleczka, LCSW utilizes cognitive behavioral therapy (CBT), focusing mainly on acceptance and commitment therapy (ACT) and incorporating mindfulness into a wellness-based approach.

Candace L. Gillespie is a therapist at Talkiatry. She has worked with clients in many settings including as a school counselor, a private practice therapist, and for major virtual therapy platforms as well. Candace received her Master's of Education degree in School Counseling with Community Counseling hours from Delta State University. She has an Educational Specialist degree in Educational Leadership, an Educational Doctoral Degree in Organizational Leadership, and a Master of Science degree in Human Resource Management. She is multi-state licensed in Mississippi, Tennessee, & and Georgia as a Licensed Professional Counselor. She is licensed in Idaho as a Licensed Clinical Professional Counselor. Candace is also a National Certified Counselor and National Certified School Counselor by the National Board for Certified Counselors. Treatment modalities include Client Centered therapy, Cognitive Behavioral Therapy, Psychodynamic Therapy, Motivational interviewing, & and Dialectical Behavioral Therapy.

Cody Zaiontz is an LPC in the state of Texas. He has been providing counseling services to a variety of clients, who have sought help for many different types of mental health conditions, for over 5 years. Cody completed his undergraduate education in San Marcos, Texas at Texas State University and earned his bachelor's degree in psychology. He went on to complete his graduate school training in Counseling & Guidance at Texas A&M University San Antonio. His practicum training took place at the UT Health Science Center in San Antonio, Texas where he was trained in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, Motivational Interviewing, Solution-Focused Brief Therapy, and crisis management. Upon graduating with his master's in counseling, Cody worked for 2 years helping individuals diagnosed with a serious mental illness (schizophrenia, bipolar disorder, etc.) in an inpatient psychiatric hospital. He then learned how to provide outpatient counseling services, both in-person and through a secure telehealth platform. In his private practice, he worked with adults dealing with substance abuse, PTSD, depression, anxiety, and family issues. He also helped his clients work towards weight loss goals, learn ways to improve sleep, learn ways to increase their social support system, and learn other skills that will help them live a happier, more fulfilled life. Cody operated his private practice until he joined Talkiatry in the fall of 2024.