Caitlin Gardiner, MD

Dr. Harman Singh earned his bachelor’s degree in political philosophy and premedical sciences at the University of California, Davis, exploring how ideas shape cultures and institutions. Philosophy and science taught him that human experience is influenced by our past, beliefs, and biology. After graduation, he worked as a therapist for neurodivergent individuals, helping them process challenges and develop skills to reach their goals.

Dr. Singh studied holistic patient care at Touro University College of Medicine, focusing on mind, body, and spirit. He completed his psychiatry residency at Riverside University Health System in Southern California, serving diverse patients with varied mental health conditions. As chief resident, he trained future physicians in evidence-based approaches while emphasizing the therapeutic and humanistic foundations of psychiatry.

Dr. Singh diagnoses and treats conditions including depression, anxiety, bipolar disorder, ADHD, PTSD, and psychosis. He offers medication treatments and partners with patients to explore how their experiences, values, and goals shape their identity. By addressing maladaptive patterns and life challenges, he provides personalized, comprehensive care to help patients reach their full potential.

Nicole Estevez is a licensed mental health counselor in New York and an out-of-state telehealth provider in Florida. She received her Master of Mental Health Counseling from Alliance Graduate School of Counseling (now Alliance University). Nicole has 9 years of experience providing client-centered individual and family therapy services to a wide variety of clients. Nicole has worked in a variety of settings including an outpatient community clinic, in-home family therapy, treating undocumented minors with trauma history, and telehealth. Nicole has experience working with clients who are experiencing anxiety, depression, bipolar disorder, borderline personality disorder, grief, post traumatic stress disorder, and other mental health concerns. Over the years in the mental health field, she believes that the best approach to therapy is a collaborative process with the client to assist in achieving their goals. Nicole has experience with modalities including cognitive behavioral therapy, psychodynamic, motivational interviewing, and dialectical behavioral therapy.

Dr. Richard McCall is a board-certified psychiatrist with over 25 years of comprehensive experience in delivering exceptional mental health services across various settings. He received his medical degree from the University of Virginia School of Medicine and completed his Psychiatry residency training at Duke University School of Medicine. He treats adult patients of all ages and is known for a compassionate, patient-centered approach. Dr. McColl integrates psychopharmacology with multiple psychotherapy modalities. He has specialized training in psychodynamic psychotherapy, Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), Acceptance and Commitment Therapy (ACT) and more. He looks forward to helping patients reach their goals for mental health care while providing a compassionate and collaborative environment.

Marie Thompson, PMHNP, has over a decade of experience practicing in outpatient settings. She earned her undergraduate, graduate, and post-graduate degrees from Ursuline College in Pepper Pike, Ohio. Marie is dual certified as a Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner, allowing her to provide well-rounded, holistic care to her patients.

Marie uses a team-based approach to help patients meet their treatment goals. She is dedicated to creating a trusting, non-judgmental environment where individuals feel safe, heard, and supported. Her goal is to enhance daily functioning and improve each patient’s overall quality of life.

Marie creates individualized treatment plans to meet each patient's unique needs. She works collaboratively to develop patient-centered goals and uses a thoughtful, compassionate approach to guide treatment. Her process prioritizes open communication, shared decision-making, and long-term wellness.

Dr. Viga Naik takes a holistic approach when practicing, understanding the importance of an integrative treatment care model. She believes optimal patient care goes beyond psychopharmacology and requires incorporation of psychotherapy and psychosocial intervention. She is a strong advocate for her patients, dedicated to being an educator of mental illness to break self, societal, and systemic stigmas. She believes that a strong therapeutic alliance between clinician and patient is essential. She works on creating a safe and empathetic environment while providing psychoeducation to patients, empowering them to play an active role in their treatment. Dr. Naik is an adult psychiatrist with specializations in Addiction Psychiatry and Consultation-Liaison Psychiatry, also known as psychosomatic medicine. She completed her residency training at New York Medical College and fellowship training at the Mount Sinai Health Systems located at Bronx Care and Beth Israel Hospital. She has worked in both inpatient and many outpatient specialty clinics such as psych/oncology, transplant, collaborative-care, medication assistance treatment, music and medicine, and gender affirmation surgery treating patients with comorbid mental illness and substance use disorders as well as comorbid mental illness and general medical conditions. Her practice focuses on medication management in combination with supportive therapy and providing psychoeducation to patients. She treats depression, anxiety, bipolar disorder, obsessive compulsive disorder, post-traumatic stress disorder, general anxiety disorder, substance use disorders and other associated psychiatric disorders.

Board-Certified General Psychiatrist | Board-Eligible Child and Adolescent PsychiatristLicensed in New York, Illinois, and Arkansas

Dr. Holly Hunter is a dedicated child and adolescent psychiatrist, licensed to practice in New York, Illinois, and Arkansas. She earned her medical degree from LSU Health Sciences Center in Shreveport, Louisiana, and completed her psychiatry residency at the University of Arkansas for Medical Sciences (UAMS). Dr. Hunter went on to complete a fellowship in child and adolescent psychiatry at UAMS, where she also participated in the Leadership Education in Neurodevelopmental and Related Disabilities (LEND) Program, specializing in neurodevelopmental disorders.

While Dr. Hunter has treated a wide variety of psychiatric conditions, her primary clinical focus is on children, adolescents, and young adults dealing with trauma and co-occurring mental health disorders. Her approach centers on providing medication management in conjunction with supportive therapy, typically through 30-minute follow-up visits. In cases where additional therapeutic intervention is needed, Dr. Hunter may suggest involving a therapist as part of a comprehensive care team to ensure the best possible outcomes.With experience at Burrell Behavioral Health, Arkansas Children’s Hospital, and UAMS, Dr. Hunter brings a wealth of expertise to her practice.

She is committed to a collaborative, evidence-based approach to treatment, emphasizing individualized care and a holistic understanding of each patient’s unique needs.