Akili Carter, LMHC

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Dr. Carmen Orellana is a Staff Psychiatrist at Talkiatry who has been in practice for over 6 years, both in the U.S. and abroad. She is double board-certified in child and adolescent psychiatry and adult psychiatry. Dr. Orellana's practice focuses on medication management. She strives to provide exceptional medical care and has extensive experience in treating persons with diverse behavioral disorders and backgrounds. Dr.Orellana involves her patients in all decisions about their health, and provides care that is respectful of patient preferences, needs, and values. Typically, she would recommend evidence-based treatments to her patients and may, occasionally, believe that concurrent therapy is also needed. She would ask that you bring a therapist into your care team to provide the best outcome. Dr.Orellana received her medical degree from Universidad Evang�lica de El Salvador. Dr. Orellana completed a residency in Psychiatry and a fellowship in child and adolescent psychiatry at the Southern University School of Medicine in Springfield, Illinois. After completing her training, Dr. Orellana remained in the school, where she worked as an Assistant Professor of Child and Adolescent Psychiatry, supervising and teaching medical students, residents, and fellows, and treating patients with various psychiatric conditions. Dr. Orellana has experience in treating treatment-resistant mood disorders with electroconvulsive therapy (ECT) and transcranial magnetic stimulation (TMS).‍

Brenda Camacho, MD

Staff Psychiatrist

Dr. Brenda Y. Camacho holds the position of Staff Psychiatrist at Talkiatry. She is board-certified in Adult Psychiatry. She has been practicing for over 25 years. While having treated a wide range of adult patients, Dr. Camacho's primary focus is treating adult outpatients with mood or psychotic disorders. Her practice focuses on medication management. Typically, she offers this in conjunction with supportive or insight-oriented therapy in 30-minute follow-up visits. On occasion, Dr. Camacho will believe additional therapy is also needed and asks that you bring a therapist into your care team to provide the best outcome. Dr. Camacho completed her undergraduate studies at Tufts University. She received her medical degree from Temple University School of Medicine in Philadelphia, PA and then continued with Temple for her residency in adult psychiatry. After completing training, Dr. Camacho worked at Cooper Hospital in Camden, NJ as Associate Director of Consultation/Liaison Service and Psychiatry Residency Training and Co-Director of the Neuropsychiatry Clinic. She then began working exclusively in outpatient settings, joined NewPoint Behavioral Health Care, and served as Medical Director before and after their merge with Acenda Integrated Health.

Alicia Batson, MD

Staff Psychiatrist

Dr. Batson is a board-certified adult psychiatrist who has been in practice for over 20 years. At the heart of Dr. Batson's approach to clinical care is a deep understanding, both professionally and personally, of the effects of trauma and stress on our brains, our bodies and our lived experience. She helps every patient understand the events that have led them to where they are and to find the path to recovery for strength and healing. While Dr. Batson's professional career has spanned the breadth of mental health care, she specializes in helping patients who suffer from the debilitating effects of post-traumatic stress disorder (PTSD), anxiety disorders such as generalized anxiety, panic disorder, obsessive compulsive behaviors, phobias and depressive disorders. Many of these patients also suffer from debilitating physical conditions such as chronic pain, muscle tension, headaches, gastrointestinal symptoms and other physical manifestations of a chronically activated stress response. Dr. Batson's experience has taught her that these conditions can be treated, and even cured, with a tailored approach of psychopharmacology and mind-body psychotherapeutic approaches to healing. Dr. Batson received a bachelor's degree in European Studies from Vanderbilt University, a medical degree from the University of Tennessee Health Sciences Center and completed a combined internal medicine and psychiatry residency at the University of Iowa Hospitals and Clinics. She is board-certified by The American Board of Psychiatry and Neurology. Her clinical experience treating patients spans the breadth of mental health care delivery, including community mental health care of severe and persistent mental illness, consult-liaison psychiatry, inpatient care on combined medical and psychiatric hospital units and telehealth psychiatry. For over 10 years, she has been specializing in helping patients with stress/trauma-induced physical symptoms caused by neural pathways in the brain; most of these patients are able to significantly decrease and even cure their symptoms. Dr. Batson enjoys meeting new patients and looks forward to learning your Life Story. When not at work, she enjoys all things outdoors - gardening, hiking, biking, adventure travel, and learning about the natural world.

Katelyn Thompson, DO

Staff Psychiatrist

Dr. Katelyn Thompson is board certified in Adult Psychiatry. Patients looking for a psychiatric provider will find that Dr. Thompson has a gentle and approachable style. She believes that each patient was created on purpose and for a purpose. The brain is deeply wired for resilience, and Dr. Thompson is blessed to witness this while supporting her patients. She focuses on medication management with supportive psychotherapy as she treats a wide variety of psychiatric diagnoses.‍

Myleka Garnett, LMFT

Staff Therapist

Myleka Garnett is a Licensed Marriage and Family Therapist and a Licensed Professional Clinical Counselor. Myleka attended Baruch College in New York City, where she received her Bachelor of Arts degree, along with receiving her Master of Arts degree in Psychology from Brandman University in Monterey, California. While working towards her goal to become a licensed Therapist, Myleka completed 3000 supervised clinical hours. Myleka has been a part of the Mental Health field since 2016. Myleka has experience working with clients of all ages, backgrounds, and mental and physical health concerns. Myleka has worked in school settings (elementary, high school, and college) and in a primary care physician's office as an on-site mental health therapist. Myleka's main goal is to build rapport and to provide a safe and nonjudgmental space for all to feel comfortable when expressing how they feel, no matter what the topic of discussion may be. Myleka has provided individual and group therapeutic services, depending on what is most suitable for that specific person. Myleka enjoys using Cognitive Behavioral Therapy (CBT) when explaining the importance of how our thoughts have an impact on our emotions and our behaviors/actions. Myleka also practices using client-centered and DBT approaches within therapy.

Sheena Mammen, LCSW

Staff Therapist

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.

Anita Rosenberg, LPC

Staff Licensed Professional Counselor

Anita Rosenberg is a Licensed Professional Counselor (LPC), with over 15 years of experience as a therapist. She graduated from Arcadia University in 2007 with a Bachelor of Arts in Psychology and received a Master of Arts in Clinical Counseling Psychology from La Salle University in 2010. Following the completion of her education, Anita spent a decade providing direct patient care and clinical leadership in an inpatient co-occurring disorders treatment facility. She continues to have a passion for working with those navigating struggles with substance use and recovery efforts through the use of person-centered and strengths-based modalities, as well as incorporating 12 step programming. Anita provides care to both adolescents and adults using an eclectic approach based in Cognitive Behavioral Therapy (CBT) and trauma informed care approaches to assist with challenging negative thoughts and beliefs that interfere with experiencing joy in daily life. This allows her to create a safe and comforting environment to serve diverse populations, including individuals within the LGBTQIA+ community. She is also well versed in assisting individuals struggling with depression, anxiety, ADHD, PTSD, grief and loss, eating disorders, chronic mental and or physical health issues, and unexpected life changes. Through treatment, Anita works along with the individual to explore personal thoughts, beliefs, and values that influence one's reactions to their lived experiences. Her approach allows for the exploration and building of healthy coping skills, positive thought replacements, and processing of past and current life events that lead to struggles with daily distress. Through her warmth, compassion, and strong sense of empathy, she strives to provide her clients with an open, positive, and affirming therapeutic relationship.

Walter Piddoubny, MD

Staff Psychiatrist

Dr. Walter Piddoubny is a double boarded psychiatrist in Adult Psychiatry and Consultation Liaison Psychiatry. He completed his undergraduate degree at Stony Brook University followed by his medical degree at SUNY Buffalo School of Medicine and Biomedical Sciences. He completed his Psychiatry Residency at Stony Brook University Hospital followed by his fellowship in Consultation Liaison Psychiatry at Yale New Haven Hospital. Dr. Piddoubny has held academic appointment at Stony Brook University Hospital practicing as a consultant psychiatrist as well as Associate Program Director of the Psychiatry Residency Program. He has been actively involved in teaching and was awarded "Teacher of the Year" in 2018 by the psychiatry residents. Dr. Piddoubny's practice focuses on medication management. Typically, he offers this in conjunction with supportive or emotionally focused therapy during 30-minute follow-up visits. Occasionally, Dr. Piddoubny may believe that additional therapy is warranted and ask that you bring a therapist into your care team in order to provide the best possible outcome.‍

Keri Lemmond, MD

Staff Psychiatrist

Dr. Keri Lemmond is a board-certified adult psychiatrist with over 25 years of experience. Her practice focuses on medication management and ongoing supportive therapy during a 30-minute follow-up visit. Dr. Lemmond is a graduate of the Texas A&M Health Science Center and completed her residency training in adult psychiatry at Warren Alpert Medical School of Brown University. She previously held a faculty position with the University of Colorado School of Medicine and was a staff member at the Colorado State University Health Network. ‍In addition to her work with young adults in the college setting, she has had additional experience working with adults with co-occurring ADHD, substance use, PTSD, OCD, and premenstrual dysphoric disorder. Dr. Lemmond has been recognized for her approachable, empathic style when meeting individuals for the first time and throughout their work together. When necessary, she will recommend specific therapy modalities with a collaborating therapist for the best outcome. In her free time, Dr. Lemmond enjoys spending time with her family, traveling, and gardening.

Allison Cheng, MD

Staff Psychiatrist

Dr. Cheng is a board-certified psychiatrist who provides medication management alongside supportive therapy. She takes an individualized, patient-centered approach, creating comprehensive treatment plans tailored to each person's needs. With an approachable and caring demeanor, she helps patients address both immediate concerns and underlying stressors. Dr. Cheng believes in evidence-based practices while maintaining sensitivity to each patient's unique mental health journey.

Jacob Kannarkat , MD

Staff Psychiatrist

Dr. Jacob T. Kannarkat is an adult psychiatrist. Dr. Kannarkat's practice focuses on medication management. In his visits, he uses an integrative approach, blending an empathic, problem-solving orientation with an understanding that the reasons for an individual's condition can be complex. He has experience dealing with many forms of mental illness and works collaboratively with his patients and their other treatment providers in making a plan for recovery. Dr. Kannarkat completed undergraduate studies at the University of Florida. After receiving his medical degree at the University of Miami Miller School of Medicine, Dr. Kannarkat continued for residency at the University of Miami/Jackson Health System. He ultimately completed his training as Chief of Psychiatric Emergency Services at Yale School of Medicine. Dr. Kannarkat has experience working with adults of all ages who are dealing with depression, anxiety, bipolar disorder, PTSD, substance use disorders, and many other conditions.‍

Alexandra Hamlyn, MD

Staff Psychiatrist

Dr. Alexandra Hamlyn is a board-certified adult psychiatrist and board-certified child and adolescent psychiatrist. She completed her medical education at Cooper Medical School of Rowan University and then completed her residency in adult psychiatry at Icahn School of Medicine at Mount Sinai Beth Israel. She then went on to complete her child and adolescent psychiatry fellowship at NYU Langone and Bellevue Hospital. During this time, she also taught a course titled Love Actually at NYU School of Arts and Science. During training, Dr. Hamlyn gained extensive clinical experience in psychiatric inpatient, outpatient, and emergency settings, allowing her the opportunity to treat patients of all ages and backgrounds in numerous busy hospitals in New York City. Dr. Hamlyn's primary focus is on medication management, though she also has experience working in four different outpatient clinics where she has gained expertise in multiple different therapy modalities. If appropriate, Dr. Hamlyn will refer you for psychotherapy and collaborate with your therapist to support your care. She appreciates the importance of fostering a meaningful therapeutic relationship, and her goal is to make every patient feel welcomed in a non-judgmental treatment environment. She also takes a holistic approach as she understands that good health creates a sense of overall well-being and improved mental health. She strongly emphasizes the importance of mindfulness, self-compassion, exercise, nutrition, and interpersonal relationships throughout treatment. She looks forward to meeting and working with you.

Akili Carter, LMHC

Education and training

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