Hong Chen, MD

Dr. Robert Smeed, DO, is a board-certified psychiatrist with a passion for healing the human mind and consciousness. He earned his Doctor of Osteopathic Medicine from Lake Erie College of Osteopathic Medicine and completed his Psychiatry Residency at Wayne State University College of Medicine. Certified by the American Board of Psychiatry and Neurology (ABPN), Dr. Smeed served as an outpatient psychiatrist at Veterans Affairs for 11 years, honing his expertise in mental health care. Driven by a deep interest in consciousness and innovative treatments, he combines talking therapies, neuromodulation, and modern psychopharmacology to help patients achieve lasting wellness.

Dr. Smeed is proficient in treating a wide range of psychiatric conditions while specializing in treatment-resistant depression, neurodevelopmental disorders, anxiety and trauma disorders. His treatment style is empathic and collaborative, emphasizing family dynamics and relationships while integrating psychodynamic principles with biopsychosocial models. He approaches each patient with creativity, using open-ended discussions and innovative therapeutic and psychopharmacologic strategies to tailor care, ensuring a personalized and effective treatment experience.

Dr. Smeed begins with open-ended dialogue, allowing patients to develop their narrative, which is often therapeutic. Treatment plans are customized to patient needs and align with diagnostic standards of care. He incorporates medication reviews, mindfulness techniques, cognitive behavioral therapy (CBT), supportive therapy, and psychodynamic approaches. Dr. Smeed also educates patients on lifestyle factors, such as diet and exercise, to support mental health, fostering a holistic and individualized path to wellness.

Tulsie Patel is a board certified psychiatrist who treats adults. She graduated Cum Laude from Drexel University and attended medical school at the University of Miami Miller School of Medicine. She completed her psychiatry residency at the University of Texas Southwestern (UTSW) and was elected to serve as Chief Resident during her final year of training. She has worked as an outpatient psychiatrist in California and Florida and has experience in medication management, individual and group therapy, and transcranial magnetic stimulation (TMS). She is dedicated to constantly learning and has previously published numerous articles and book chapters on various topics in the fields of psychiatry, dermatology, and psychodermatology. She is also very passionate about education and medical journalism. During her residency training, she worked at ABC News in New York City as a member of their medical unit. She provided consultation on medical stories for programs including Good Morning America and World News with David Muir. She has published a number of articles on the websites for ABC News and Good Morning America. She also has experience presenting as an on-air expert for ABC News and for mental health podcasts. She is committed to continuously evolving as a provider in order to provide the best care for her patients. Her focus is always to provide patient-centered care by prioritizing open communication and collaboration with her patients. She has experience providing care for a variety of psychiatric illnesses. The conditions she treats include but are not limited to depression, anxiety, panic disorder, OCD, PTSD, and ADHD.

Dr. Kevin DiCesare is a board-certified psychiatrist, treating adults. He received his undergraduate degree at Harvard University, his medical degree at the University of Massachusetts Medical School, and then went on to train at Maine Medical Center for his psychiatric residency. He has 22 years of expertise in diagnosing and treating psychiatric conditions, including depression, anxiety, Bipolar spectrum disorders, adjustment problems, ADHD and other disorders. He is well versed in psychopharmacological interventions, but is a proponent of patients also being active in psychotherapy whenever appropriate. He prides himself in collaboratively arriving at treatment decisions with his patients, and taking the time to listen to their concerns and answer their questions.

Dr. DiCesare has worked in various settings, including community mental health centers and large hospital systems, with experience in inpatient, outpatient, and consultative roles. Prior to joining Talkiatry, he most recently served as an attending psychiatrist on the staff of Southern New Hampshire Health System, where he provided consultative care to referrals made from primary care providers and various specialists.

Dr. Sheena Dohar is a board certified general psychiatrist. Before joining Talkiatry, she practiced extensively in community mental health with adults of all ages in both outpatient and inpatient settings and as the medical director of several intensive outpatient and dialectical behavioral therapy (DBT) based programs. She has experience in private practice and in the dual diagnoses of mental health and substance abuse disorders. Dr. Dohar graduated from Carnegie Mellon University with a Bachelor of Science in Biology and Psychology and then completed medical school at West Virginia University School of Medicine. She trained during her residency at WVU, where she served as a chief resident and received the Brandon K. Fuller Award for Physician Empathy in 2017. Dr. Dohar's practice focuses on medication management. Her goals include helping people feel comfortable seeking treatment as well as promoting an understanding of the purpose and reasoning behind the use of various medications to treat psychiatric disorders. Typically, she offers this in conjunction with supportive or emotionally focused therapy in 30-minute follow-up visits. When Dr. Dohar may believe that additional therapy is also needed, she will ask that you bring a therapist into your care team to provide the best outcome. Dr. Dohar appreciates and values working with therapists within the Talkiatry practice and in the community in a collaborative effort to promote wellness. She strives to build strong therapeutic relationships with the people that she sees in her practice. Her passions include working in the community at large to encourage a better understanding of mental health disorders and to promote suicide awareness and prevention. She has interests in pharmacogenomics as well as treatment resistant approaches to depression. Dr. Dohar appears in several professional publications.‍

Brittany Stef is a Licensed Mental Health Counselor (LMHC) in New York and a National Certified Counselor (NCC). With extensive experience in education and various clinical settings, she has supported individuals and families of all ages in overcoming diverse mental health challenges, including depression, anxiety, mood disorders, self-esteem issues,   and significant life changes.

Brittany is passionate about therapy and employs empowerment-driven, holistic approaches. Her techniques include Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Motivational Interviewing, Solution-Focused Therapy, and Person-Centered Therapy.

Margaret Ngumi, MSN, APRN, FNP-C, PMHNP-BC, is a dual board-certified Psychiatric Mental Health and Family Nurse Practitioner with over 20 years of experience in healthcare. She began her career as a Family Nurse Practitioner and later pursued a post-master’s certification in psychiatry to address the growing need for accessible mental health services. Margaret has extensive experience in both inpatient and outpatient settings, treating conditions such as depression, anxiety, PTSD, mood disorders, and substance use disorders.

She takes a collaborative, patient-centered approach to care, creating a safe and supportive environment where individuals feel heard and empowered. With a strong emphasis on holistic care, Margaret considers all aspects of a patient’s well-being—including lifestyle, relationships, and overall health. Whether through medication management, therapy, or lifestyle modifications, she is committed to helping patients achieve meaningful and lasting improvements in their mental health.

Margaret begins with a comprehensive psychiatric evaluation to understand each patient’s history, concerns, and goals. She then works closely with them to develop a personalized care plan that may include medication, therapy, and evidence-based lifestyle interventions. She prioritizes open communication, patient education, and ongoing collaboration to ensure treatment remains effective and evolves with each patient’s needs. Through her compassionate and evidence-based approach, Margaret is dedicated to helping individuals find balance and improve their overall quality of life.

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