Esha Garg, DO

Dr. Corey Greenwald is a board-certified psychiatrist with years of experience treating patients in both acute inpatient psychiatric emergencies and outpatient medication and psychotherapy settings. He earned his medical degree from Brown University, completed his internship in the Columbia system, and pursued residency training at Mount Sinai Medical Center in New York City. Dr. Greenwald has practiced in academic, urban, suburban, and rural environments, which has given him broad perspective and adaptability in caring for diverse patient populations.

Dr. Greenwald emphasizes psychoeducation as a core part of care, ensuring patients are active participants in understanding and managing their mental health. He brings a deep interest in transcultural issues and in how social media and news cycles impact emotional well-being. Having witnessed the effects of mental illness within his own family, Dr. Greenwald approaches his work with empathy, insight, and a strong commitment to helping patients feel supported throughout their journey.

Dr. Greenwald works collaboratively with patients to define or clarify concrete treatment goals by the end of the initial appointment. He maintains a low threshold for revisiting and adjusting treatment plans if progress feels unsatisfactory, ensuring care remains flexible and effective. His informal, eclectic interpersonal style allows him to tailor his approach to each individual, fostering trust and partnership in the therapeutic process.

Dr. Stephen Hawk is a board-certified psychiatrist with 25 years of experience. He earned his Doctor of Osteopathic Medicine from Kansas City University of Medicine and Biosciences and completed his psychiatry residency at the University of South Florida, Tampa. He has served in private practice and held leadership roles at the Veterans Administration, including Chief of Mental Health at Bay Pines VA. He led the launch of the VA Suicide Prevention 2.0 Telehealth Program and has training in AI in medicine.

Dr. Hawk combines talking therapies, neuromodulation, and modern psychopharmacology in a collaborative and empathic style. He focuses on family dynamics and integrates psychodynamic and biopsychosocial approaches, using creativity and open dialogue to tailor care.

He begins with open-ended conversations to help patients tell their story, then develops treatment plans together aligned with diagnostic standards. His approach includes medication review, mindfulness, CBT, supportive and psychodynamic therapy, and lifestyle education to support holistic wellness.

Dr. Sumeet Singh is board-certified by the American Board of Psychiatry and Neurology in General Adult Psychiatry. He completed his psychiatry residency training at Howard University Hospital and Saint Elizabeth's Hospital in Washington, DC., where he was voted as Chief resident. He went on to serve as vice chair of the Department of Psychiatry at Adventist HealthCare in Maryland, where he worked in both an administrative and clinical role treating adults in inpatient settings. Additionally, he served as a Clinical Instructor of Psychiatry at Georgetown University School of Medicine, teaching medical students about the art of medicine. Dr. Singh received his undergraduate degree in Neuroscience from the University of Michigan and received his medical degree from Xavier University School of Medicine. Most recently, Dr. Singh worked for Life Stance Health, an outpatient telehealth company, where he treated patients between the ages of 18-65 years old with both medication management and therapeutic interventions. Dr. Singh has years of experience treating the following disorders/diagnoses: depression, anxiety and panic attacks, bipolar disorder, PTSD, ADHD, and OCD.‍

Dr. Erica Linnell is a board-certified adult psychiatrist. Her practice focuses on medication management and supportive therapy. Dr. Linnell is a graduate of Rutgers Robert Wood Johnson Medical School, from which she graduated with Alpha Omega Alpha honors and earned the Glasgow-Rubin Certificate of Commendation for Academic Achievement Award. Dr. Linnell trained in psychiatry residencies at Brown University/Butler Hospital and at Harvard University/Mass General Hospital.

During medical school and residency, Dr. Linnell volunteered in community outreach programs that provided preventive health education and clinical services to homeless and under-served populations, taught elementary school children about the importance of healthy eating and physical activity, and hosted monthly support meetings for adolescents living with chronic diseases and their parents to foster connections and mentorship.

Dr. Linnell uses a compassionate, affable treatment style in her practice that specializes in psychopharmacology with conjuctive psychotherapy. She has experience in treating patients with depression, anxiety disorders, PTSD, ADHD, and OCD.

Background and credentials

Dr. Escamilla is a board-certified psychiatrist with over 20 years of experience in treating mental health conditions. He is a graduate of Harvard College and earned his medical degree from the University of Texas Southwestern Medical School. He completed his psychiatry training at the University of California at San Francisco and further specialized through a research fellowship with the American Psychiatric Association. In addition to his clinical work, he is a Jungian Analyst and holds academic positions as an adjunct professor at Rutgers University Department of Psychiatry and as the Frank McMillan Jr. Scholar at the Jung Center of Houston.

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Treatment approach

Dr. Escamilla brings a deeply analytical and research-driven approach to psychiatry, integrating traditional psychiatric treatment with Jungian analysis. He has a strong background in academic research and clinical psychiatry, contributing extensively to the field through research publications. His expertise spans a wide range of mental health challenges, and he is committed to understanding the complexities of each patient’s experience to tailor a treatment plan that best suits their needs.

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What you can expect in a first visit

During the first visit, patients can expect a comprehensive psychiatric evaluation that takes into account their personal history, psychological patterns, and treatment goals. Dr. Escamilla’s approach emphasizes thoughtful analysis and evidence-based care, ensuring that each patient receives a personalized and insightful treatment plan. His sessions may incorporate medication management, psychotherapy, and Jungian analytical techniques to provide a holistic and individualized treatment experience.

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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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Dr. Santos is a highly experienced, Board-Certified Adult Psychiatrist with over 10 years of clinical experience in English and Spanish. He graduated from the Universidad Autónoma de Guadalajara School of Medicine and completed a rigorous 4-year psychiatric residency training in NYC at Lincoln Medical and Mental Health Center.

In his residency and post-residency practice, Dr. Santos has provided high-quality care to culturally diverse communities, and has extensive experience helping patients with Depression, Anxiety, ADHD, and other mental health conditions. He understands that choosing and seeing a psychiatrist can be stressful and is committed to providing a welcoming and non-judgmental environment where patients can feel free to discuss their concerns.

Dr. Santos takes a personalized approach to treatment, considering the unique psychology, biology, and lifestyle of each individual patient when determining the best course of action. His practice focuses on medication management in conjunction with supportive therapy, and he conducts follow-up visits in 30-minute increments. He believes that the most successful treatments integrate physical health, therapy, mindfulness, and medication, when necessary, to provide the most effective solutions for his patients.

If you are looking for a compassionate and experienced psychiatrist who is fluent in both English and Spanish, schedule an appointment with Dr. Santos today. His dedication to his patients and his extensive experience makes him an excellent choice for those seeking to improve their mental health.