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

Aneela Ali, MD

Staff Psychiatrist

Dr. Aneela Ali is a Board-certified Adult Psychiatrist. She completed medical school at Jinnah Sindh Medical University, Karachi, and her Psychiatry Residency training at Metropolitan Hospital Center, New York. After her residency, she pursued some additional training in consult liaison psychiatry, further developing her expertise in caring for patients with complex medical and psychiatric comorbidities. ‍She was part of the esteemed faculty at Stony Brook University as an Assistant clinical Professor and staff Psychiatrist. She has also gained experience in Telehealth, providing virtual care to patients and enjoying the flexibility and convenience it offers. She treats various mental health conditions including depression, anxiety disorders, Bipolar disorder, PTSD, and OCD. Dr. Ali takes time to explain complex concepts in a clear and accessible way, equipping her patients with the knowledge they need to make informed decisions about their care. Her compassionate approach puts patients at ease, allowing them to open up and embark on a journey of healing and recovery. By actively involving patients in their treatment, Dr. Ali empowers them to take an informed and active role in their care, fostering a collaborative relationship that promotes well-being and understanding.

Jessica Marz, MD

Staff Psychiatrist

Dr. Jessica Marz is a board-certified psychiatrist who completed her undergraduate studies at the University of Florida and earned her medical degree from the Florida State University College of Medicine. She went on to complete her psychiatry residency at the University of Florida College of Medicine Jacksonville. Dr. Marz treats adults experiencing a variety of mental health concerns, including anxiety, depression, PTSD, OCD, ADHD, bipolar disorder, and adjustment-related challenges.

Dr. Marz is a compassionate and thoughtful psychiatrist committed to holistic, patient-centered, evidence-based care. She approaches each individual with warmth and without judgment, fostering a therapeutic environment built on open communication and trust. She believes that strong rapport is essential to achieving meaningful progress in treatment.

Dr. Marz combines medication management with supportive psychotherapy, incorporating cognitive-behavioral techniques and motivational interviewing. She customizes each treatment plan to align with the patient’s personal goals and evolving needs, recognizing that healing is a highly individualized journey.

Emily Sykes, MD

Staff Psychiatrist

Dr. Emily Sykes is a board-certified adult psychiatrist. She received her Bachelor of Arts degree with Magna Cum Laude distinction from Carleton College, where she majored in biology. Dr. Sykes completed her Doctor of Medicine degree from the University of Toledo. She completed her psychiatry residency at the University of Cincinnati and was the outpatient chief resident physician. Dr. Sykes' specialty interests include mood disorders, anxiety disorders, post-traumatic stress disorder (PTSD), obsessive-compulsive and related disorders, Cognitive-Behavioral Therapy (CBT) and holistic wellness. She is a certified Cognitive Processing Therapy (CPT) provider for PTSD. Dr. Sykes provides compassionate, evidence-based, individualized, holistic care for patients suffering from a variety of mental health diagnoses and concerns. She incorporates supportive therapy, cognitive-behavioral therapy and solutions-focused therapy into her sessions.

Lauren Treharn, PMHNP

Staff Nurse Practitioner

Lauren is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) who earned her Master of Science in Nursing from Kent State University in 2020. She has experience treating a wide range of mental health conditions, including depression, anxiety, psychotic disorders, bipolar disorder, ADHD, OCD, PTSD, and substance use disorders.

Lauren’s approach combines medication management with psychotherapy to create a well-rounded, individualized treatment plan. She takes time to listen to her patients’ concerns, fostering a safe and open environment for dialogue. Her therapeutic methods include supportive therapy, motivational interviewing, and cognitive behavioral therapy. Recognizing that medication alone may not fully address the root causes of distress, she incorporates talk therapy, lifestyle changes, stress management, self-care strategies, supplements, and social health into her care plans.

With a laid-back, non-judgmental, and empathetic style, Lauren collaborates closely with patients to ensure their treatment aligns with their unique needs and goals. Every decision is grounded in evidence-based practices and patient-centered care.

Lauren begins with a comprehensive initial assessment, gathering detailed information about each patient’s mental and physical health history, lifestyle, symptoms, concerns, and goals. This assessment informs a potential diagnosis and serves as the foundation for a personalized treatment plan. Regular follow-up appointments are scheduled to monitor progress, make adjustments as needed, and provide ongoing support.

Virginia Hogan, PMHNP

Staff Nurse Practitioner

Virginia Hogan, PMHNP, is a dedicated psychiatric mental health nurse practitioner with experience in both inpatient and outpatient psychiatric care. She began her career in general surgery and primary care before pursuing her passion for mental health. Virginia earned a bachelor’s degree in Biology, a BSN in Nursing, and a Master of Science in Nursing from Northern Kentucky University. She is board-certified through the ANCC as a Psychiatric Mental Health Nurse Practitioner.

Virginia is deeply committed to patient-centered care, always taking into account and respecting each individual’s unique needs and experiences. She emphasizes patient strengths when setting treatment goals and fosters a supportive, empathetic environment. Patients can expect someone who listens attentively, values collaboration, and works to build a positive and mutually respectful therapeutic relationship.

During the initial session, Virginia encourages patients to share their stories in order to gain a full understanding of their history, concerns, and goals. Together, she and her patients develop individualized treatment plans that align with those goals. Follow-up appointments are designed to track progress, celebrate growth, and make thoughtful adjustments as needed.

Zafar Zaidi, MD

Staff Psychiatrist

Dr. Zaidi graduated residency from University Hospitals/Case Western Reserve University in 2015. After residency he worked at the Michael E. DeBakey VA Medical Center as a staff psychiatrist. He eventually took on the role of Mental Health Lead Psychiatrist and Interim Clinic Director at the Tomball VA Outpatient Clinic. Dr. Zaidi then transferred to a telepsychiatry role at VISN 15 providing mental health coverage for rural areas in Kansas, Missouri, and Illinois. Dr. Zaidi resides in Houston, Texas and enjoys spending time with his family, being outdoors, and watching/playing sports such as Football, Basketball, and Soccer.

Dr. Zaidi has over 15 years of experience in treating different mental health conditions and is currently board certified by the American Board of Psychiatry and Neurology. He enjoys getting to learn about patients and working collaboratively to provide the best treatment possible, be it medications or talk therapy. Dr. Zaidi has vast experience treating Major Depressive Disorder, Bipolar Disorder, PTSD, among many others.

Dr. Zaidi's goal when working with patients is to not come to a generic diagnosis; rather, it is to get to know about the client and try and manage their symptoms in the best way possible. Overall, the process is collaborative, and both parties need to be comfortable with the decisions moving forward.

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