Zaccaheaus Adams, LMHC

Dr. David Zhang is a board-eligible Psychiatrist specializing in general adult psychiatry, with a keen focus on treating depression, anxiety, bipolar disorder, OCD, and ADHD in individuals aged 18-65. His practice emphasizes a comprehensive approach, integrating medication management with supportive therapy typically during 30-minute follow-up visits. Dr. Zhang attended Rice University for his bachelor's degree in Psychology and attended Baylor College of Medicine for his medical degree. He completed psychiatry residency at Ohio State University. Dr. Zhang's fascination with psychiatry stems from his interest in understanding patients' narratives and his commitment to guide, educate, and empower his patients to actively participate in their healing journey. He adopts a holistic approach, collaborating closely with patients to address their concerns and priorities through a blend of medication management and lifestyle interventions. With a strong belief in the therapeutic value of long-term relationships, Dr. Zhang values continuity of care and endeavors to build trusting, supportive connections with his patients. Beyond his professional endeavors, Dr. Zhang enjoys playing sports, including volleyball, rock climbing, and soccer as well as playing the piano.

Penny Clark is a Licensed Professional Counselor, who earned her Master of Arts degree in Counseling Psychology at Monmouth University in West Long Branch, New Jersey in 2004. Penny also completed a one-year training to become a Certified Health Coach through the Institute for Integrative Nutrition in New York in 2017. Penny has more than 20 years of counseling experience and has worked with individuals, couples and families, beginning by working with 9/11 displaced workers and recovery workers, including police, firemen and EMTs, and then Hurricane Katrina and Superstorm Sandy families, after which she worked with bereaved military families, homeless veterans, and other homeless men. Penny has done individual, couples, career and relationship counseling. Penny has worked in various levels of care including inpatient, outpatient, intensive outpatient and partial care programs. Penny has answered the National Suicide Prevention Hotline 800-273-TALK, has worked in a psychiatrist’s office, and in her own private practice. Penny also worked at a drug and alcohol detox and rehabilitation program.  Penny has worked with individuals with Depression, Anxiety, PTSD, health and medical challenges, substance abuse, and the specific challenges that seniors face.

Penny provides a safe, therapeutic environment in which clients can share and process their thoughts and feelings, gain insight, and set and reach realistic and achievable goals. Penny’s primary goal is to develop a trusting relationship with her clients and helping them to improve their lives.

Penny uses Cognitive Behavioral Therapy, (CBT,) Positive Psychology, Psychodynamic Therapy, Solution Focused Therapy, Motivational Interviewing, and Psychoeducation while working with clients. Penny enjoys assisting clients in determining where they are and where they would like to be, the steps they need to take to get there, and in identifying and overcoming any obstacles that may be in their way.

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Dr. George Han is an adult psychiatrist who earned his undergraduate degree in Materials Science and NanoEngineering from Rice University, his medical degree from the University of Texas Southwestern Medical Center and completed his psychiatry residency training at the University of Mississippi Medical Center. He is certified by the International Society for Sports Psychiatry (ISSP), reflecting his expertise in mental health care for athletes. Now based in New York City, Dr. Han brings a broad geographic and cultural perspective, having previously lived in China, Canada, Illinois, California, Texas, and Mississippi.

Drawing on these diverse experiences, Dr. Han is committed to providing culturally responsive and identity-affirming care, with a particular focus on immigrant communities, LGBTQIA+ individuals, and high-performance professionals. He uses a collaborative, narrative-informed approach that centers each patient’s lived experience and values. His integrative method helps individuals recognize emotional and behavioral patterns shaped by cultural, relational, and systemic factors.

In clinical practice, Dr. Han combines evidence-based medication management with appropriate psychotherapy techniques and elements of executive coaching. This comprehensive approach supports patients navigating high-pressure environments, helping them achieve greater clarity, resilience, and confidence across both personal and professional domains

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Kara Burdelski is a Licensed Professional Counselor who has been working as an experienced psychotherapist for over the last twelve years. She has worked with a variety of demographics in various settings such as health care settings, community mental health, and even mobile therapy. Kara attended undergraduate school in Springfield, MO and obtained her graduate degree, a Master's of Science in Counseling Psychology, from Chatham University in Pittsburgh, PA. Over the last six years, she has worked predominately with adults with serious and persistent mental illness (SPMI) in a health care setting with patients who have been diagnosed with HIV/AIDS as well as other varieties of chronic conditions. Kara has experience in working with individuals who have disorders like depression, anxiety, psychosis, PTSD, bipolar, trauma, chronic medical issues, grief, and substance abuse disorders. She allows her clients to direct the type of treatment they need since every human is an expert of their own experience. The style of treatment Kara uses is tailored to meet the needs of each individual client with compassion and respect. She values the entire person. Kara utilizes unconditional positive regard with each individual she works with. Kara specializes in working with minorities, and the LGBTQAI+ community, and has considerable experience serving individuals who face chronic pain and disabling health conditions. She also practices in a harm reduction approach. Kara engages in a respectful position towards people using substances including alcohol and can assist with strategies for reduction including abstinence-based recovery. She believes in an all-inclusive approach that utilizes mindfulness, cognitive behavioral therapy, solution focused, behavioral activation techniques, and acceptance and commitment therapy. Kara is committed to providing you with a space to grow, learn self-acceptance, and focus on your commitment to yourself.

Our team of professional healthcare writers work closely with our clinical staff and are trained in scientific research methods. As a medical practice, we adhere to principles of evidence-based medicine and are dedicated to bringing you accurate, accessible, and up-to-date information.

Background and credentials

Dr. Jessica Matthews is a board-certified general psychiatrist. She earned her medical degree from the University of Texas Health Science Center at San Antonio and completed her psychiatry residency at Tripler Army Medical Center in Honolulu, HI. After her training, she was stationed at Fort Hood, TX, where she worked as a staff physician in the inpatient unit at Carl R. Darnall Army Medical Center and later became the inpatient medical director. She subsequently transitioned to outpatient care, serving as a staff physician and later as clinic chief in the outpatient embedded behavioral health clinics. She continued working as a staff physician after leaving the military.

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Treatment approach

Dr. Matthews specializes in medication management, often incorporating supportive and cognitive-behavioral-focused therapy into treatment. Follow-up visits typically last 30 minutes, during which she evaluates progress and adjusts treatment as needed. She takes a collaborative approach and may recommend additional therapy when she believes it will optimize patient outcomes. Her primary areas of focus include treating adults with depression, anxiety, and stress/trauma-related disorders.

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What you can expect in a first visit

During the first visit, patients can expect a comprehensive evaluation where Dr. Matthews takes the time to understand their symptoms, history, and treatment goals. She prioritizes a structured yet patient-centered approach, discussing medication management options while considering therapeutic interventions tailored to individual needs. If necessary, she may recommend additional therapy as part of a well-rounded treatment plan.

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Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

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