Rachel Cash, MD

Dr. Theresa Colberg is a board certified adult psychiatrist. She offers guidance with navigating difficult and painful emotions that may result from stressful life situations, such as the loss of or separation from a loved one, work related stressors, burn out, adult and childhood trauma, OCD and mood disorders including major depressive disorder, bipolar disorder, and various anxiety disorders. Within a safe, and supportive working relationship, Dr. Colberg will strive to reach an understanding of your unique situation, identify the issues that are interfering with progress, and develop a plan to better identify and achieve your goals.

Previous to joining Talkiatry, Dr. Colberg served as a clinical psychiatrist for the VA Healthcare System, providing care for veterans with a predominant focus on treatment of post traumatic stress disorder. She has also worked collaboratively as an integrated psychiatrist for a primary care FQHC, treating primarily trauma and stressor related disorders within a primary care setting.

Dr. Colberg completed her Psychiatry Residency from Mount Sinai-Beth Israel in New York City and obtained her medical degree from Temple Medical School in Philadelphia. She offers 60-minute initial appointments and 30-minute follow-up appointments, and she won't hesitate to collaborate with other mental health experts as necessary to better support your needs.

Dr. Anne Rohs is board certified in both adult and geriatric psychiatry and has practiced psychiatry for over 10 years. She has extensive experience treating critically ill patients in hospital settings. This experience allowed her to hone skills necessary to care for individuals with complex psychiatric illnesses complicated by medical conditions. Dr. Rohs' approach to care involves providing a consistent, empathic, non-judgmental space to develop and attain shared treatment goals. She is committed to developing a partnership that is always respectful of patients' points of view, and she utilizes this knowledge to inform treatment plans that are safe, effective, and agreeable to patients. At the same time, she is sensitive to financial or insurance coverage factors that may impact treatment. After completing residency training at Montefiore Medical Center, Dr. Rohs was invited to serve an additional year as Senior Chief Resident for its adult psychiatry residency training program. She spent the next year as a fellow in Geriatric Psychiatry before her appointment as an attending physician on Montefiore's acute psychiatric inpatient unit. During her training years, Dr. Rohs made several trips to Uganda to serve as an attending physician with the Doctors for Global Health Project. Dr. Rohs subsequently transferred to Bronx Psychiatric Center (BPC), where she treated inpatients and outpatients suffering from severe mental disorders. At BPC, she expanded her knowledge base and became an expert in advanced psychopharmacology. Dr. Rohs also spent time prior to joining Talkiatry as an attending physician at NYU Langone Hospital. Dr. Rohs specializes in treating a variety of psychiatric conditions including mood disorders, psychotic disorders, anxiety disorders, PTSD, and dementia. She is attuned to the direct and indirect mental health impact of the pandemic and its aftermath on patients of all ages. Dr. Rohs does not usually treat ADHD patients. For the small number of patients she treats who have ADHD, Dr. Rohs requires comprehensive testing, multiple follow ups, and a full medical workup before confirming a diagnosis to ensure appropriateness and safety of chosen treatment.Dr. Anne Rohs is board certified in both adult and geriatric psychiatry and has been in practice for over ten years. She has an extensive background working in hospital settings treating critically ill patients. This experience has helped hone her skills in caring for individuals with complex psychiatric illnesses complicated by medical conditions. Dr. Rohs’ approach is to provide a consistent, empathic, non judgmental space to develop and attain shared treatment goals. Dr. Rohs is committed to developing a partnership which is always respectful of patients’ points of view, and she utilizes this knowledge to inform treatment plans that are safe, effective and agreeable to patients. She is sensitive to financial or insurance coverage factors that may impact treatment.

After completing residency training at Montefiore Medical Center, Dr. Rohs was invited to serve an additional year as Senior Chief Resident for their adult psychiatry residency training program. She spent the following year as a fellow in Geriatric Psychiatry before being appointed an attending physician on Montefiore’s acute psychiatric inpatient unit. Dr. Rohs subsequently transferred to Bronx Psychiatric Center, where she treated patients suffering from severe mental disorders in both inpatient and outpatient settings. As a result, she further expanded her knowledge base and became an expert in advanced psychopharmacology. Prior to joining Talkiatry, Dr. Rohs served as an attending physician at NYU Langone Hospital. She has also been an attending physician for the Doctors for Global Health Project in Uganda.

Dr. Rohs specializes in treating a variety of psychiatric conditions including schizophrenia, bipolar disorder, generalized anxiety disorder, depression, and dementia. She is attuned to the direct and indirect mental health impact of the pandemic on patients of all ages. As the Covid situation evolves, Dr. Rohs is available to see patients either in the office or via telehealth platforms.

Dr. Rohs does not usually treat ADHD patients. For the small number of patients she treats who have ADHD, Dr. Rohs requires comprehensive testing, multiple follow ups, and a full medical workup before confirming a diagnosis to ensure appropriateness and safety of chosen treatment.

Dr. Coy Bolton was born and raised in South Texas, and was a teacher before becoming a physician. He completed medical school training and residency at Texas Tech Health Sciences Center in Lubbock, TX. Dr. Bolton has wanted to be a Psychiatrist for as long as he could remember. He will do his best to thoroughly and carefully work with his patients to determine the most accurate Psychiatric diagnosis/diagnoses possible.

While working together, Dr. Bolton may ask sensitive questions, but will do so in a nonjudgmental way with the only goal of helping his patients. He will also work in psychotherapy techniques during the sessions together. Dr. Bolton takes a holistic approach when working with patients, that focuses on multiple aspects of their lives.

Dr. Bolton prides himself on creating a safe and nonjudgmental space where the focus is simply on helping patients. He strives to work collaboratively with his patients, to ensure that he and the patient are both on the same page when it comes to their mental healthcare.

Dr. Natarajan is a Psychiatrist at Talkiatry providing psychiatric services to adults ages 18 and older. In her practice, Dr. Natarajan focuses on medication management and psychoeducation, often along with supportive therapy. She is committed to providing evidence-based and patient-centered quality care for her patients. She is dedicated to working collaboratively with patients as a team in order to help patients to the best of her ability. Dr. Natarajan received her medical degree from Rutgers Robert Wood Johnson in NJ. She then completed her psychiatry residency at Rutgers Robert Wood Johnson as well, where she served as Chief Resident. Dr. Natarajan has a vast array of clinical interests in psychiatry and behavioral health, including anxiety and mood disorders as well as wellness. In her free time, she enjoys traveling to new places, and spending time with her family and friends.

Roel Sepulveda is a board-certified psychiatric mental health nurse practitioner (PMHNP-BC) with a Master of Science in Nursing from the University of Alabama at Birmingham. Certified by the American Nurses Credentialing Center (ANCC), he has over 10 years of experience providing mental health care in psychiatric emergency rooms, outpatient psychiatry, and telehealth settings. Roel is committed to delivering comprehensive and accessible care that supports patients across diverse needs and backgrounds.

As a provider, Roel values creating a compassionate and collaborative environment where patients feel comfortable sharing their experiences. He takes a patient-centered approach, meeting individuals where they are and working together to identify treatment goals. Patients can expect a nonjudgmental space where their concerns are heard, respected, and addressed with empathy and understanding.

When working with patients, Roel begins by taking time to understand their history, symptoms, and current challenges. He develops individualized treatment plans that may include a combination of medication management, lifestyle strategies, and coordination with therapy or other supports. His goal is to provide evidence-based care while empowering patients to actively participate in their mental health journey and achieve lasting well-being.

Dr. Maria Teresa Carvajal is an adult, child, and adolescent psychiatrist. She is originally from Guayaquil, Ecuador, and is bilingual in Spanish and English. Dr. Carvajal earned her medical degree from Universidad de Guayaquil in Ecuador. She then participated in a medical program at The William J. Harrington Training Program for Latin America and the Caribbean, at Jackson Memorial Hospital, an affiliate of the University of Miami in Florida. Afterwards, she completed her adult psychiatry residency at Icahn School of Medicine at Mount Sinai, Bronx Care Health System, and her fellowship in child and adolescent psychiatry at Northwell Health in New York. She has experience working in various settings, including inpatient, outpatient, and emergency departments. Dr. Carvajal has submitted and presented work to the American Psychiatric Association and has also collaborated on a book publication. Dr. Carvajal has experience treating children and adults with anxiety, depression, OCD, PTSD, ADHD, dementia, etc. She utilizes medication management in conjunction with emotional and supportive therapy in 30-minute follow-up visits. She is passionate about her work and understands the impact of mental illnesses in daily life activities and in the family system. She will work with each patient in an individualized manner and will tailor personalized treatment plans that may include pharmacological treatment. In addition, Dr. Carvajal may recommend including a therapist in your care team to provide the best outcome.‍