Matthew Koller, MD

Dr. Joshua Riederman is a board-certified psychiatrist with a specialization in the treatment of adults aged 18 to 65. Dr. Riederman obtained his undergraduate degree in brain, cognition, and neuroscience from the University of Michigan in Ann Arbor. He subsequently attended medical school at Nova Southeastern University in Fort Lauderdale, Florida, and completed his residency training at JFK Hospital in Palm Beach, Florida.

Dr. Riederman places a strong emphasis on establishing meaningful relationships with his patients and supporting them in achieving their individual life goals through effective treatment. He actively incorporates patient preferences into all treatment plans and integrates psychotherapy with medication management. Dr. Riederman recognizes the importance of educating patients about their care and dedicates time during each appointment to address any questions or concerns they may have.

In his clinical practice, Dr. Riederman begins by facilitating an open dialogue with patients regarding their primary concerns for the appointment. During initial consultations, he conducts a comprehensive assessment, which includes gathering relevant medical, familial, and social histories that may influence the course of treatment. In subsequent appointments, Dr. Riederman engages patients by inquiring about developments that have occurred since their last visit, as well as any issues related to medications or significant life events.

‍

Garmis Sena, LMHC, is a licensed therapist with experience supporting children, adolescents, adults, and families. She brings a background in community mental health, school-based services, and outpatient therapy. Her clinical work includes treating trauma, anxiety, depression, emotional regulation challenges, family conflict, and life transitions. She holds a bachelor’s degree in Psychology and a master’s degree in Mental Health Counseling.

Garmis believes therapy should feel safe while also encouraging growth. She values honesty, trust, and emotional safety, and incorporates a holistic lens that considers mind, body, relationships, and life experiences. Patients can expect to be heard without judgment as she meets them where they are and supports them in building toward meaningful change.

Garmis begins by learning each patient’s story, stressors, and goals. She works collaboratively to identify patterns, triggers, and emotional blocks, and together develops realistic and personalized treatment goals. Sessions are structured yet adaptable, incorporating practical tools patients can use outside the therapy room. She regularly reviews progress and adjusts the approach as growth evolves.

Dr. Connie Hsiao is a double board-certified Adult and Child & Adolescent Psychiatrist. She earned her medical degree from Texas A&M College of Medicine, completed her Adult Psychiatry Residency at UT Health San Antonio, and pursued Child & Adolescent Psychiatry Fellowship at Baylor College of Medicine. Dr. Hsiao has extensive experience treating diverse patient populations across various clinical settings.

Dr. Hsiao values open communication, collaboration, and building a safe, supportive environment where patients feel heard and respected. She treats a wide range of mental health concerns—including depression, anxiety, ADHD, and life transitions—in children, adolescents, and adults. She emphasizes trust and mutual understanding in the therapeutic relationship.

In the initial visit, Dr. Hsiao conducts a comprehensive evaluation to understand each patient’s unique history, concerns, and goals. She utilizes evidence-based medication management alongside therapeutic strategies to create personalized treatment plans that reflect and support her patients’ needs and aspirations.

Dr. Shaughnessy is boarded in adult psychiatry and has over 30 years of experience. Dr. Shaughnessy practices medication management in a supportive collaborative environment. Treatment recommendations may include psychotherapy with another professional in addition to medication management .Dr. Shaughnessy has worked with individuals having the spectrum of psychiatric disorders but is particularly interested in working with those with mood and anxiety disorders.

Dr. Akhtar is a board-certified psychiatrist specializing in compassionate and comprehensive mental health care. She focuses on medication management for a wide range of psychiatric conditions, providing supportive therapy to help individuals navigate life's challenges and enhance their overall well-being, while emphasizing lifestyle changes and the development of coping skills. Dr. Akhtar completed her medical degree at the American University of Antigua, gaining a profound understanding of the biological, psychological, and social aspects of mental health. Following her residency at Bergen, Newbridge Medical Center, where she was appointed Chief Resident in her fourth year, she worked for several years in both inpatient and outpatient hospital settings. Committed to holistic wellness, Dr. Akhtar believes in empowering individuals to make positive changes in their lives and offers guidance on nutrition, exercise, sleep hygiene, and stress management techniques. She is dedicated to fostering a therapeutic alliance built on trust, empathy, and collaboration. Her approach is rooted in evidence-based practices and tailored to meet the unique needs of each individual under her care.

Dr. Steven Wilkening is a board-certified adult psychiatrist.He completed his Bachelor of Arts degree at Cornell University followed by a neuroscience researchfocused Masters degree at the University of Mississippi. He then attended medical school at theUniversity of Mississippi School of Medicine, graduating with his MD degree as a Medical StudentResearch Scholar and member of the Alpha Omega Alpha Honor Medical Society. He completed adultpsychiatry residency training at the University of Cincinnati and has since been working primarily intelepsychiatry.He has experience treating a wide variety of psychiatric conditions and also recognizes that lifestylefactors such as sleep, physical activity and stress-reduction are foundations of good mental health.Alongside medication management, he provides brief supportive psychotherapy, psychoeducation, aswell as elements of cognitive behavioral and solution-focused therapies to assist patients in meetingtheir goals. He often encourages patients to see a therapist in addition to a psychiatrist.