David Zhang, MD

Staff Psychiatrist
Languages
English
Conditions Treated
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma

Education and training

  • Baylor College of Medicine Doctor of Medicine (MD)

Get to know

David Zhang, MD

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.

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David Weber, MD

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Getting to know me...
Dr. David Weber is a highly experienced psychiatrist and medical doctor with dual specialties in psychiatry and primary care medicine. His comprehensive approach integrates both disciplines, allowing him to address mental health concerns with a deep understanding of their medical and psychological aspects.


Dr. Weber earned his Doctor of Medicine (MD) from Southern Illinois University School of Medicine and pursued advanced training at Walter Reed Army Medical Center, Harvard University, and Georgetown University Medical Center. He is Board-Certified in General Psychiatry and Fellowship-Trained in Forensic Psychiatry and Occupational Medicine, equipping him with the expertise to diagnose and treat a broad spectrum of mental health conditions, considering both medical and psychiatric factors.

What should a new patient know about working with you?
Believing that each patient is more than a diagnosis, Dr. Weber takes a personalized approach, collaborating closely with individuals to develop tailored treatment plans. He views himself as an advisor and facilitator, empowering patients to take charge of their recovery.


Areas of Focus:
ADHD (Focus & Cognitive Function)
Anxiety & Depression (Mood, Sleep, & Energy Concerns)
Stress & Brain Fog (Cognitive & Emotional Well-Being)

What is your typical process for working with patients?
Dr. Weber is an experienced, compassionate, and dedicated advocate for his patients' mental and physical health. He strongly believes in a collaborative, patient-centered approach to treatment, helping individuals achieve their personal and professional goals.
Committed to a well-balanced life, Dr. Weber is married and has two married daughters, two grandsons and three dogs. His wife, a clinical psychologist, helps ground his therapeutic approach, emphasizing the importance of integrating therapy with medication to enhance overall well-being. Guided by the ethos, "Treat them like you would your own family," he is dedicated to providing compassionate, high-quality care.

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Dr. Whitehouse is a board-certified adult psychiatrist with a strong background in neuroscience and psychopharmacology who has been in practice for over 25 years. At the heart of Dr. Whitehouse's clinical approach is a strong emphasis on establishing trust, building a therapeutic relationship to help patients achieve their goals, and helping people better understand their brain, its strengths, and vulnerabilities and how to use assessment and training to maximize everyone's unique emotional and cognitive capacity. Dr. Whitehouse's practice focuses on medication management. Typically, he offers this in conjunction with supportive or emotionally focused therapy in 30-minute follow-up visits. Occasionally Dr Whitehouse may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. He received his medical degree from Dartmouth Medical School and went on to complete his residency in psychiatry at MGH in Boston. After completing training, Dr. Whitehouse has worked in every setting from a Community Mental Health Center in rural VT, a General Hospital Department of Psychiatry in Waterbury CT, and a private psychiatric hospital in Massachusetts He has held academic clinical appointments at Dartmouth, Yale and Harvard and provided supervision to medical students, residents, APRNs, Social Workers and Mental Health Clinicians. In addition to his direct clinical work, he has extensive experience with value-based care having worked with the behavioral divisions of CIGNA Behavioral Health, Optum Behavioral Health and MCG. He also has been involved in the latest approaches made possible in mental health by the growth of direct-to-consumer services as part of digital transformation. He believes that every patient is unique and every situation different. He seeks to bring a wealth of experience to bear but, above all, to do so with a personalized and compassionate focus on what will help everyone specifically, practically, effectively, and efficiently. He is especially happy to help people new to emotional help understand the value of different approaches.

Michelle Scott, PMHNP

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Michelle Scott is a dual board certified Psychiatric, Family, and Emergency Nurse Practitioner with 16 years experience. Michelle Scott has extensive experience working in Psychiatry across the lifespan, Emergency Medicine, and Internal Medicine. Psychiatric experience specifically includes a focus on adult outpatient and inpatient psychiatry. Michelle Scott has additionally provided care as an acute care hospitalist and as an Assistant Medical Director, in multiple acute care psychiatric facilities. Michelle has additional experience in addiction treatment, CBT, motivational, and problem focused therapy. She provides holistic care, addressing the needs of mood disorders, anxiety disorders, autism, genetic disabilities, and adult mood, anxiety, and adult addiction issues. With 16 years of experience treating all ages in the areas of acute and chronic medical conditions and psychiatry, I have seen the difference the right provider can make in the lives of patients. Her goal is positive and sustainable outcomes, with an emphasis on combined treatment modalities, treating the whole person, and concurrent issues.

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Justin Uzl, MD

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Mona Ismail, MD

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Dr. Ismail is double board-certified by the American Board of Psychiatry and Neurology in both Adult Psychiatry and Child and Adolescent Psychiatry. She earned her medical degree from Cairo University, where she also completed her neurology residency at Cairo University Hospitals. Following this, she pursued psychiatric training at New York Medical College at St. Vincent’s Hospitals, where she was appointed Chief Resident and recognized as Resident of the Year.

Dr. Ismail further specialized with a fellowship in Child and Adolescent Psychiatry at UMDNJ/Rutgers Robert Wood Johnson Medical School. Her career includes multiple leadership roles, notably serving as Chief of the Child and Adolescent Partial Hospital Programs (PHP) at Rutgers University in Newark, NJ, where she provided direct care to young patients. She has also held Medical Director positions across various clinical settings, including child and adolescent inpatient units, outpatient programs, and intensive outpatient services for both adolescents and adults with mental health and co-occurring substance use disorders.

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Dr. Ismail is passionate about integrative medicine, which combines evidence-based alternative therapies with conventional treatments to optimize outcomes. Her approach focuses on promoting overall wellness, keeping both the body and mind in harmony.

During the diagnostic evaluation, Dr. Ismail will review your medical history and past treatments to develop a comprehensive, personalized treatment plan that prioritizes your overall wellness. In addition to medication management, she incorporates supportive, cognitive, or psychodynamic psychotherapy during follow-up visits, as time allows. When appropriate, she may also recommend referrals to specialized psychotherapists to address your individual needs as part of a holistic treatment approach.

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Candice Charles is a Licensed Clinical Social Worker (LCSW), and Credentialed Alcoholism and Substance Abuse Counselor-Advanced (CASAC-A). She has worked with clients from diverse backgrounds, addressing a variety of mental health issues with co-occurring medical and substance use conditions. Candice earned a Bachelor's degree in her home country of Trinidad and Tobago, and her Master's in Social Work from Adelphi University in Garden City, New York, and has been practicing since 2016. Candice offers supportive, strengths-based, and solution-focused therapy to help clients evoke a sense of hope, strength, and determination during challenging times. Her approach is eclectic, incorporating Cognitive Behavioral Therapy, Motivational Interviewing, Harm Reduction, and mindfulness techniques, influenced by her personal practices. In addition to her clinical work, Candice teaches the Identity and Social Justice course at a University in New York, which keeps her attuned to how her clients, of various demographics, experience their environment, and its unique stressors.

Osman Athar, MD

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Angela Harrington, LCP

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Cherese Allen, LPC

Staff Therapist

Cherese Allen is a Licensed Professional Counselor with extensive experience working with adolescents, teens, and adults. She completed her undergraduate studies at the University of Houston and earned her master's degree from Houston Christian University. Additionally, she completed an internship at a private practice in Texas. Upon obtaining her license, she achieved certifications in Dialectical Behavior Therapy, Eye Movement Desensitization and Reprocessing, Shame-Informed Therapy, and Eating Disorders. With years of experience in both education and private practice, Cherese has helped individuals, couples, and families overcome a wide range of mental health challenges. Her expertise includes, but is not limited to, addressing depression, anxiety, self-esteem issues, mood disorders, career changes, and major life transitions. Cherese employs a holistic approach that integrates Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, Solution-Focused Therapy, and Person-Centered Therapy. She believes that with the right tools, you can conquer many obstacles and reach your desired destination. Cherese looks forward to supporting you on your journey!

Nereida Gonzalez-Berrios, MD

Staff Psychiatrist

Background and credentials

Dr. Nereida Gonzalez-Berrios is a general psychiatrist fluent in English and Spanish. She earned her bachelor’s degree in Microbiology from the University of Puerto Rico and her medical doctorate from Ponce School of Medicine (now Ponce Health Sciences University). She completed her General Psychiatry Training Program at the University of Puerto Rico Medical Sciences Campus, graduating in 2008. After practicing privately in Puerto Rico, she relocated to Texas, where she worked for over five years at the Michael E. DeBakey VA Health System, providing mental health care to veterans. She has also gained extensive experience in telemedicine, working both within the VA system and as a locum tenens provider.

Treatment approach

Dr. Gonzalez-Berrios has extensive experience treating a wide range of psychiatric conditions, including mood disorders, anxiety disorders, psychotic disorders, intellectual impairment, ADHD, eating disorders, PTSD, and personality disorders. She integrates traditional psychiatric treatment with a holistic wellness approach, drawing on her background as a motivational speaker, wellness coach, certified personal fitness trainer, nutrition coach, and weight-loss specialist. Her approach emphasizes improving overall mental and physical well-being through personalized treatment plans that incorporate psychiatric care, wellness strategies, and lifestyle modifications.

What you can expect in a first visit

Patients can expect a comprehensive psychiatric evaluation where Dr. Gonzalez-Berrios carefully assesses their symptoms, medical history, and personal wellness goals. She takes a collaborative and patient-centered approach, ensuring that treatment is tailored to each individual’s mental and physical health needs. As an experienced telemedicine provider, she offers accessible and flexible mental health care, combining medication management and holistic wellness strategies to help patients achieve lasting well-being.

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