Skip to main content

Matthew Koller, MD

Staff Psychiatrist
Languages
English
SPECIALTIES
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Postpartum Depression
Geriatric

Education and training

•  University of Texas at Austin, BS

•  University of Texas, San Antonio, MD

•  Baylor College of Medicine, Residency

Get to know

Matthew Koller, MD

Background and credentials

Dr. Matthew Koller is a board-certified adult psychiatrist who completed his undergraduate training at The University of Texas at Austin. He earned his medical degree from The University of Texas Health Science Center at San Antonio and completed his general adult psychiatry residency at Baylor College of Medicine in Houston, TX, where he served as Chief Resident of Education in his final year of training.

Treatment approach

Dr. Koller believes that understanding a patient fully is essential before treatment begins, emphasizing a collaborative and patient-centered approach to care. His practice is primarily focused on medication management, but he also incorporates supportive therapy and other therapeutic modalities as needed. He may recommend including a therapist in the treatment plan to ensure comprehensive, well-rounded care. He has experience treating a wide range of mental health conditions, including depression, anxiety, insomnia, personality disorders, bipolar disorder, PTSD, and psychotic disorders.

What you can expect in a first visit

During the first visit, patients can expect a thorough and individualized psychiatric evaluation, where Dr. Koller takes the time to understand their symptoms, history, and treatment goals. He prioritizes open communication and shared decision-making, working closely with patients to develop personalized treatment plans. While medication management is the foundation of his approach, he remains flexible and adaptive, incorporating therapy and other interventions as needed to help patients achieve optimal mental health.

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.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Alexa Hall, MD

Staff Psychiatrist

Dr. Alexa Hall is a board-certified adult psychiatrist with extensive training and experience across inpatient, partial hospitalization, intensive outpatient, and outpatient psychiatry settings. She earned her medical degree from Saint Louis University School of Medicine and completed her psychiatry residency at Harvard South Shore. Through her clinical work with the Harvard Medical School system and the Boston VA Healthcare System, Dr. Hall developed expertise in caring for diverse patient populations. She has also served as Medical Director for multiple psychiatry practices, overseeing services such as outpatient medication management, Spravato, IV Ketamine, and Transcranial Magnetic Stimulation (TMS). Outside of work, she enjoys cooking and spending time with her family.

Dr. Hall provides a supportive, non-judgmental environment where patients feel heard, respected, and understood. She takes a collaborative approach, working in partnership with patients to set and achieve individualized wellness goals. Her practice emphasizes whole-person care, integrating both mental and physical well-being into each treatment plan.

Dr. Hall begins by listening closely to understand each patient’s history, experiences, and concerns. From there, she collaborates with patients to identify their personal treatment and wellness goals. She develops individualized treatment plans tailored to these goals, focusing on supporting meaningful progress and long-term well-being.

Tim Kelly, MD

Staff Psychiatrist

Dr. Tim Kelly is a board-certified psychiatrist who specializes in adult psychiatry. His practice focuses primarily on medication management but often incorporates aspects of supportive, psychodynamic, and cognitive behavioral therapies into his 30-minute follow-up visits. Dr. Kelly also strongly believes in working in conjunction with therapists to achieve the best possible outcomes for his patients. He feels it is important to create strong therapeutic relationships with his patients in order to help patients achieve their treatment goals. Dr. Kelly received his undergraduate degrees in Human Biology and Spanish from Michigan State University. He then completed his medical education and a master's degree in medical humanities and bioethics at Northwestern University. He completed his adult psychiatry residency at the University of Washington. He has authored papers in medical education and LGBTQ advocacy. Dr. Kelly now lives in Pennsylvania with his husband, Kevin, and three dogs: Taquito, Fergie and Mimi. While Dr. Kelly treats adults of all backgrounds, he has a particular interest in working with young adults, students, and LGBTQ individuals.‍

Vina Patel-Mehta, MD

Staff Psychiatrist

Dr. Vina Mehta is double-boarded in adult psychiatry and child & adolescent psychiatry. With over 30 years of experience, she has provided compassionate care across inpatient, residential, and outpatient settings. She is committed to supporting patients with a wide range of psychiatric conditions, including PTSD, depression, bipolar disorder, anxiety, OCD, and ADHD.

Dr. Mehta works collaboratively with her patients, creating a supportive environment that emphasizes understanding and shared decision-making. She values open communication and tailors treatment approaches to align with each patient’s unique goals and needs.

Her approach combines psychotherapy—including cognitive, behavioral, and supportive techniques—with thoughtful medication management. Dr. Mehta establishes individualized treatment plans, focusing on strategies that promote long-term wellness and resilience.

Mahsa Mousavi, MD

Staff Psychiatrist

Dr. Mousavi holds the position of attending psychiatrist at Talkiatry. She is Board certified in adult psychiatry and has been practicing for over 6 years. Dr. Mousavi's practice focuses on medication management. Typically, she offers this in conjunction with supportive therapy in 30-minute follow up visits. Dr. Mousavi may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. She has completed her residency at Westchester Medical Center/New York Medical College. She has experience of working in private practice at the Institute for Family Therapy in Miami. She has also worked as an outpatient psychiatrist at Montefiore in NY and INOVA outpatient clinic in Virginia.

Michael Robbins, PMHNP

Staff Nurse Practitioner

Michael Robbins is a psychiatric nurse practitioner with over 17 years of experience specializing in psychiatric medication management. He earned his MSN from the University of Tennessee in 2006. His career spans various settings, including acute inpatient care, private practice, community mental health, and substance abuse treatment. Michael treats conditions such as depression, anxiety, PTSD, OCD, bipolar disorder, and ADHD. He has worked both remotely and in-person, adapting to the evolving healthcare landscape. Michael is known for his expertise in psychopharmacology, tailoring treatment plans to each patient’s needs while minimizing side effects. His compassionate and patient-centered approach has made him a trusted provider in the mental health community.

April Blackwood, MD

Staff Psychiatrist

Dr. Blackwood was born and raised in Charleston, SC. She completed medical school as well as General Psychiatry Residency and Addiction Psychiatry Fellowship at the Medical University of South Carolina. She went to the College of Charleston for undergraduate studies and double majored in Psychology and Spanish. Dr. Blackwood is the first member of her family to become a physician. Her passion for mental health and her desire to help others are what paved the way for her to become a well-trained and highly motivated psychiatrist.

While working together, Dr. Blackwood will get to know you and will be open to you sharing as much or as little about yourself as you would like. Her goal is to create a safe, judgement-free space where you will feel comfortable and heard. When it comes to mental health, Dr. Blackwood understands that having a strong therapeutic alliance is equally as important as accurate diagnosing and medication management.

Dr. Blackwood strongly believes in a patient-centered model, in which medical decision-making is driven by patient preferences. Her job is to empower patients to make informed decisions regarding their mental health. Dr. Blackwood provides a platform with a no-judgement zone for you to feel safe during your appointments.

Ready to get matched?

Start our short assessment
Specialties
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Postpartum Depression
Geriatric
States
Texas
Utah
Languages
English
Takes insurance
Virtual visits
1 years experience