Catherine Cashman, DO

Dr. Zeynep Altun is board-certified in Psychiatry and holds a Ph.D. in Neuroscience. Dr. Altun graduated cum laude from Istanbul University, Istanbul Medical School. She completed her residency training in Neurology and is Turkish board-certified in clinical Neurology. Subsequently, she moved to the U.S. and finished her Ph.D. in cellular Neuroscience at Cornell University Graduate School of Medical Sciences. Dr. Altun completed her psychiatry residency training at Albert Einstein College of Medicine, Department of Psychiatry and after, her clinical fellowship in Comprehensive Psychiatric Emergency Program at Columbia University Medical College, New York Presbyterian Hospital. Dr. Altun has practiced in various settings including Bellevue Hospital, New York Presbyterian Hospital, Columbia Doctors Faculty Practice Office, Mount Sinai West and Mount Sinai Morningside Hospitals. Dr. Altun has held various academic appointments at New York University School of Medicine Department of Psychiatry; New York Presbyterian Hospital-Columbia University Medical College Department of Psychiatry; New York State Psychiatric Institute and Mount Sinai School of Medicine Department of Psychiatry. She spent most of her professional career supervising and teaching medical students, psychiatry residents and nurse practitioners. As an adult psychiatrist, Dr. Altun has extensive theoretical knowledge of the nervous system and its disorders and more than 10 years of experience in treating various mental illnesses including mood disorders, anxiety disorders, psychotic disorders, autism-spectrum and neuropsychiatric disorders, psychiatric emergencies and crisis management as well as cognitive behavioral and supportive psychotherapy. In Columbia Doctors, she collaborated closely with the Lieber Recovery Clinic, treating young adults with various mental illnesses. The philosophy of her practice is to collaborate with patients and work together with them so that they can lead symptom-free, productive, and stable lives.

Background and credentials

Dr. Nilesh Tannu is a board-certified psychiatrist by the American Board of Psychiatry and Neurology. He earned his medical degree from B.J. Medical College in Pune and completed his adult psychiatry residency at the University of Texas Medical School at Houston, where he served as chief resident. During his training, he received awards from the Society of Biological Psychiatry, the American Academy of Addiction Psychiatry, and the American Psychiatric Institute for Research and Education. He has been practicing General Psychiatry and Consultation-Liaison Psychiatry for the past seven years at Texas Medical Center in Houston, Texas. Additionally, he has served as an assistant professor of psychiatry at the Texas Medical Center, working at UT Physicians Clinics and Memorial Hermann Hospital. He is also a member of the Editorial Board for BMC Genomics Journal.

‍

Treatment approach

Dr. Tannu follows the bio-psycho-social model to provide evidence-based psychopharmacologic treatment. He integrates supportive therapy and cognitive-behavioral therapy (CBT) modalities into his practice to create personalized and comprehensive treatment plans. He is committed to mental health care, education, and helping patients achieve optimal functioning in their personal and professional lives. His clinical expertise includes ADHD, anxiety disorders, depressive disorders, bipolar disorder, psychotic disorders, insomnia, eating disorders, and complex medical comorbidities.

‍

What you can expect in a first visit

During the first visit, patients can expect a comprehensive assessment where Dr. Tannu takes the time to understand their symptoms, treatment history, and personal goals. He employs a collaborative approach to develop a tailored treatment plan that may include medication management and therapy interventions. His focus is on evidence-based care, ensuring that patients receive treatments that are scientifically backed and aligned with their individual needs.

‍

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.

‍

Dr. Bryant graduated from Mount Sinai School of Medicine to complete her adult training and the Yale Child Study Center/Riverview Hospital for Children Program to complete her fellowship in Child and Adolescent Psychiatry. A native Texan, she returned to Tyler, TX in 2020 to accept the position of Chair of the Department of Psychiatry and Behavioral Medicine at the University of Texas Health Science Center at Tyler. She also established an accredited child and adolescent psychiatry fellowship in Tyler. Prior to that, she served as the Director of the Child and Adolescent Psychiatry Division at the University of Mississippi Medical Center where she was also the Program Director of the Child and Adolescent Psychiatry Fellowship. She received her medical degree from the University of Texas Southwestern Medical School. Working with survivors of trauma has always been an important part of Dr. Bryant's practice. She currently serves as the co-chair of the American Academy of Child and Adolescent Psychiatry's Committee on Child Maltreatment and Violence and she is a representative for the National Health Collaborative on Violence and Abuse. Dr. Bryant also served as the program director of the Eating Disorders and Trauma Recovery program at Menninger Clinic in Topeka. She is board certified in adult, child and adolescent psychiatry and she has over 32 years of experience as a practicing psychiatrist. Dr. Bryant specializes in the treatment of anxiety disorders, obsessive-compulsive disorder, mood disorders, developmental disorders, Post-Traumatic Stress Disorder, Attention Deficit Hyperactivity Disorder, and family relational problems for both children and adults. She believes that "knowledge is power" and that the more a person can understand about how the brain is affected by various mental health conditions, the more treatment makes sense.

Dr. Jisoo Park is a board-certified psychiatrist. She obtained her bachelor's degree from Tufts University, where she double majored in Biopsychology and Art History. She attended medical school at Nova Southeastern University, and completed her psychiatry residency at Stony Brook University Medical Center. After graduating with her residency, she was appointed clinical assistant professor at Renaissance School of Medicine, where she worked at the Treatment Resistant Depression Clinic. She was involved in teaching medical students and residents, and was part of various research studies and publications. Dr. Park treats a variety of psychiatric disorders in adults, including depression, anxiety, and PTSD. She does not treat patients with ADHD. She emphasizes a patient-centered approach and believes that best treatment outcomes result from a strong therapeutic relationship between a patient and a psychiatrist. She offers medication management and therapy through telehealth sessions. She offers sessions in both English and Korean.

Dr. Elena Perea is a board-certified psychiatrist.  She completed her undergraduate training at Wake Forest University followed by medical school and residency training at The University of North Carolina at Chapel Hill (UNC).

Dr. Perea holds an adjunct academic appointment at UNC and has been involved in medical education for her entire career.  She most recently served as Residency Program Director for the Mountain Area Health Education Center (MAHEC) psychiatry residency in Asheville, NC.  She remains involved in didactic education there for both residents and medical students.

She has a genuine interest in treating a vast array of psychiatric disorders including depression, anxiety, bipolar disorders, post-traumatic stress disorders and obsessive compulsive and related disorders. She is a skilled psychopharmacologist and interested in the mind-body connection. She believes physical health greatly affects mental health and vice versa and loves helping patients with medical comorbidities to feel well.

Patients looking for a psychiatrist will find that Dr. Perea has a comprehensive approach to diagnosis and management of her patients. She believes in the principle that body and mind are interconnected and utilizes psychoeducation and psychotherapeutic approaches in addition to medications for total wellness.

Dr. Catherine Bledowski is board-certified in General Psychiatry and Consultation-Liaison Psychiatry (Psychosomatic Medicine) by the ABPN.  She received her medical degree from the University of South Carolina School of Medicine and completed her residency in General Psychiatry as well as her fellowship in Consultation-Liaison Psychiatry (Psychosomatic Medicine) at Virginia Commonwealth University.  Dr. Bledowski spent most of her career in large, urban academic medical centers, primarily taking care of patients with severe mental illness, as well as those with mental illness comorbid with other complex medical conditions.  

Dr. Bledowski has a passion for medical education and has held faculty appointments at Virginia Commonwealth University, University of Utah, Georgetown University, George Washington University, and Walter Reed National Military Medical Center.  Dr. Bledowski has authored numerous peer-reviewed journal articles and provided academic presentations to both national and international audiences.  Her interests include emergency psychiatry, brain stimulation therapies, complex psychopharmacology, and psychopharmacology in the medically ill.  Prior to joining Talkiatry, Dr. Bledowski held various leadership positions in academic medicine, emergency psychiatry, consultation-liaison psychiatry, and brain stimulation at multiple academic medical centers.  

Dr. Bledowski's approach to patient care is centered upon collaboration and utilizing the most up-to-date evidence-based practices.