Carmen Orellana Martinez, MD

Sheena Mammen is a Licensed Clinical Social Worker with seven years of experience in various aspects of mental health. She earned her undergraduate degree from Nyack College and her Master's from Stony Brook, which deepened her understanding of the field. She specializes in treating clients with anxiety, depression, ADHD, interpersonal issues, and perfectionism. Sheena employs culturally sensitive and person-centered approaches to tailor treatments for each individual. Her eclectic therapeutic style is rooted in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Attachment Therapy. She also incorporates communication skills, mindfulness, executive functioning, and social skills training into her sessions, fostering comprehensive support for her clients.

Dr. De Jesus is a bilingual psychiatrist, fluent in English and Spanish. She is a double board-certified psychiatrist in Adult Psychiatry and Child & Adolescent Psychiatry. Dr. De Jesus provides medication management services in combination with supportive therapy during 30-minute follow-up visits. Dr. De Jesus received her medical degree from the Universidad Central del Caribe School of Medicine in Bayamon, Puerto Rico. She completed her Adult Psychiatry residency at Jackson Memorial Hospital in Miami, FL. Subsequently, Dr. De Jesus pursued her fellowship in Child and Adolescent Psychiatry at Thomas Jefferson University Hospital in Pennsylvania and was a Chief Resident during her last year of training. Dr. De Jesus has been providing psychiatric services in the community mental health setting for 8 years. Her clinical focus has been in treating children, adolescents, and young adults with depression, anxiety, posttraumatic stress disorder, and ADHD. Dr. De Jesus believes in the importance of establishing an individualized treatment approach to meet each individual's need while providing comprehensive care to her patients.

Background and credentials

Dr. James is a board-certified adult psychiatrist with 32 years of clinical experience. She earned her medical degree from Tufts University, Boston’s affiliated program and completed her residency training at Steward St. Elizabeth Medical Center in Boston, where she initiated the residency program and received the Resident Teaching Award for excellence in teaching. Throughout her career, she has served in various leadership roles, including as Chief of Psychiatry at Pro Medica Healthcare Company.

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Treatment approach

Dr. James specializes in community adult psychiatry and is deeply invested in providing comprehensive care for individuals and families. She has extensive experience working in outpatient, inpatient, consult-liaison, and emergency room settings, allowing her to tailor treatment to diverse patient needs. Her approach prioritizes holistic, patient-centered care, ensuring that each treatment plan aligns with a patient’s specific challenges and goals.

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What you can expect in a first visit

During the first visit, patients can expect a thorough psychiatric evaluation where Dr. James carefully reviews their symptoms, medical history, and treatment objectives. She fosters a compassionate and collaborative environment, ensuring that patients feel supported in their journey toward better mental health. Her extensive experience allows her to provide personalized treatment strategies, which may include medication management and therapeutic interventions tailored to each individual’s needs.

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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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Rebecca Benedict is a Licensed Mental Health Counselor (LMHC) with a background in providing mental health services across several diverse settings. She has gained invaluable experience working in two community mental health agencies and completing two internships. Rebecca holds a Master's degree in Clinical Mental Health Counseling from Syracuse University, and has been working in the role of mental health counselor for three years. Rebecca specializes in addressing the complex interplay between neuro-divergence and mental health symptoms. Her expertise encompasses a wide range of conditions including anxiety, depression, trauma, obsessive-compulsive disorder (OCD), attention-deficit/hyperactivity disorder (ADHD), dissociative disorders, and challenges with emotion regulation. Her therapeutic approach is eclectic, incorporating Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), mindfulness, narrative therapy, and existentialism. Rebecca is dedicated to tailoring her treatment modalities to fit the unique needs of each client, often integrating creativity and clients' personal hobbies or interests into the therapeutic process to enhance engagement and outcomes. With a compassionate and holistic approach, Rebecca Benedict is committed to fostering a supportive and transformative environment for her clients, guiding them towards improved mental health and overall well-being.

Ellen Grant, LCSW, Eagala Certified, brings extensive experience working with adolescents, adults and families in treating mental health and substance use disorders. Ellen is a graduate of The College of Saint Rose, where she obtained a Bachelor's Degree in Social Work. She is a graduate of Fordham University, where she obtained a Master's Degree in Social Work. She obtained a post-graduate certification in Military Trauma from Adelphi University. Ellen is certified in equine-assisted psychotherapy and is learning through the Eagala model. She has been practicing in the field for 12 years. She believes in a person-centered approach to counseling and specializes in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Motivational Interviewing. She is also certified in Seeking Safety.

Dr. Mandel received his Bachelor of Arts and Doctor of Medicine degrees from the University of Pennsylvania. He completed his Residency in Psychiatry at Mount Sinai Medical Center in Manhattan. He has been board certified in psychiatry since 2001 and is a Life Fellow of the American Psychiatric Association. He has held numerous clinical and academic appointments including serving as Chairperson of Psychiatry at Huntington Hospital in Huntington, New York, and Assistant Professor of Psychiatry at Hofstra North Shore-LIJ School of Medicine.

Dr. Mandel has over 25 years of clinical experience treating all mental health conditions. He has a strong interest in mood and anxiety disorders, including work-related anxiety. He authored a section on the pharmacology of social anxiety in the book Work Makes Me Nervous. Dr. Mandel also has expertise working with clients diagnosed with borderline personality disorder. He has lectured on the pharmacologic management of this condition, including a presentation at the NIMH International Think Tank for the More Effective Treatment of Borderline Personality Disorder.

Dr. Mandel continually seeks to streamline complex medication regimens. He has completed a fellowship in integrative psychiatry and carefully considers the potential contributions of lifestyle and nutrition to overall mental health and well-being. By taking an eclectic approach, Dr. Mandel is able to achieve the best possible outcome for all whom he is privileged to serve.