Geoffrey Sinner, MD

Dr. Iris Guerrero Urena is double board-certified in psychiatry and consultation-liaison psychiatry. She received her medical degree from Universidad Iberoamericana in the Dominican Republic and went on to complete psychiatric residency at Lincoln Hospital in New York City. Dr. Guerrero then completed a consultation liaison fellowship at Morningside and West Mount Sinai Hospital in New York, further acquiring proficiency in caring for patients with complex medical and psychiatric comorbidities. After completing training, Dr. Guerrero worked in an acute inpatient unit and as a psychiatric consultant for patients admitted to medical units in Oregon. Dr. Guerrero Urena focuses on medication management while also implementing elements of supportive, dialectical behavioral, and cognitive behavioral therapy within each session to fully address individual needs. At times, Dr. Guerrero Urena may recommend a therapist for additional therapy. Dr. Guerrero Urena is experienced in treating a wide range of psychiatric conditions including depression, bipolar disorder, anxiety, PTSD, OCD.

Background and credentials

Dr. Escamilla is a board-certified psychiatrist with over 20 years of experience in treating mental health conditions. He is a graduate of Harvard College and earned his medical degree from the University of Texas Southwestern Medical School. He completed his psychiatry training at the University of California at San Francisco and further specialized through a research fellowship with the American Psychiatric Association. In addition to his clinical work, he is a Jungian Analyst and holds academic positions as an adjunct professor at Rutgers University Department of Psychiatry and as the Frank McMillan Jr. Scholar at the Jung Center of Houston.

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Treatment approach

Dr. Escamilla brings a deeply analytical and research-driven approach to psychiatry, integrating traditional psychiatric treatment with Jungian analysis. He has a strong background in academic research and clinical psychiatry, contributing extensively to the field through research publications. His expertise spans a wide range of mental health challenges, and he is committed to understanding the complexities of each patient’s experience to tailor a treatment plan that best suits their needs.

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What you can expect in a first visit

During the first visit, patients can expect a comprehensive psychiatric evaluation that takes into account their personal history, psychological patterns, and treatment goals. Dr. Escamilla’s approach emphasizes thoughtful analysis and evidence-based care, ensuring that each patient receives a personalized and insightful treatment plan. His sessions may incorporate medication management, psychotherapy, and Jungian analytical techniques to provide a holistic and individualized treatment experience.

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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.

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Dr. Shafi completed his undergraduate studies in biology at the University of Nevada Las Vegas. He then earned his medical degree from Touro University Nevada College of Osteopathic Medicine. He went on to complete his psychiatry residency at the Kirk Kerkorian School of Medicine at UNLV, where he was awarded “Master of the PRITE” for achieving the highest score on the Psychiatry Resident In-Training Examination.

Dr. Shafi specializes in the treatment of various psychiatric conditions including anxiety, depression, bipolar disorder, ADHD, and PTSD. He has practiced in multiple settings including inpatient psychiatric facilities, outpatient mental health clinics, and the VA system.  

Dr. Shafi primarily focuses on medication management in conjunction with supportive psychotherapy. Using a collaborative and patient-centered approach, he provides personalized care by tailoring treatment to his patients’ unique needs. Dr. Shafi’s curiosity and compassionate nature allow him to connect with patients from all walks of life. He is committed to creating a supportive environment where patients feel comfortable expressing their mental health concerns.

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Dr. Taylor Brady, MD, MBA, is a psychiatrist who found his passion for mental health care through the power of listening to people’s stories. His background includes medical training at the University of Utah, leadership as Student Body President, and psychiatric residency at the University of Texas, where he served as Inpatient Chief Resident and received awards for both clinical excellence and medical education. he brings that same commitment and curiosity to his work with patients. Outside of clinical care, he is deeply interested in narrative medicine—the way our personal stories shape our mental health—and uses that lens to help patients find meaning, clarity, and strength in their own journeys.

As a psychiatrist, Dr. Taylor Brady approach is rooted in compassion, collaboration, and respect for your unique story. He views mental health treatment as a partnership—one where psychotherapy and medication can work together to support your growth and healing. His goal is to help you uncover the patterns and behaviors that may be holding you back, and empower you to make meaningful, sustainable change. He encourages patients to take ownership of their mental health, and he is here to provide the tools, guidance, and support you need along the way.

We’ll begin by taking the time to understand your story, your goals, and what brings you to treatment. The first few sessions focus on building trust and identifying the areas where you’d like to see change. From there, we’ll collaboratively develop a treatment plan that may include psychotherapy, medication, or both—always tailored to your needs. He draws from multiple therapeutic approaches, including Cognitive Behavioral Therapy (CBT), Cognitive Processing Therapy (CPT), and Psychodynamic Psychotherapy, to provide care that fits you, not the other way around. Throughout our work, he'll support you in developing insight, resilience, and confidence in managing your mental health.

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Dr. Mayra Valdivia Carlisle is a bilingual Spanish and English-speaking board-certified Adult Psychiatrist and Child & Adolescent Psychiatrist. She earned her master's degree in public health and her medical degree from Oklahoma State University Center for Health Sciences. She went on to complete her residency training in Adult Psychiatry at the University of Texas Health Science Center in San Antonio and subsequently completed her fellowship in Child and Adolescent Psychiatry. She was awarded the Excellence in Public Health Award by the U.S. Public Health Service and Surgeon General for her work addressing health disparities in healthcare. Dr. Carlisle has extensive experience in outpatient and community mental health settings.

Dr. Carlisle provides patient-centered and compassionate psychiatric care combining medication management, psychotherapeutic methods, and lifestyle modifications to create a unique treatment plan. She recognizes that each person benefits from a personalized and holistic approach to healing. Dr. Carlisle specializes in treating diverse psychiatric conditions including ADHD, anxiety disorders, depression, and post-traumatic stress disorder in children, adolescents, and adults.

During an initial visit one can expect a comprehensive evaluation aimed at understanding individual mental health history, specific concerns, and overall treatment goals. Dr. Carlisle practices a holistic approach to treating mental disorders. This is done through an individualized plan for each patient with careful consideration to medication management, therapy techniques, and lifestyle modifications. Patients can expect an empathetic and collaborative environment focused on their personal experiences and goals.

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Sherra St. Clair is a board-certified Psychiatric Mental Health Nurse Practitioner with over a decade of experience supporting individuals with a wide range of mental health concerns. Her areas of expertise include attention deficit hyperactivity disorder (ADHD), depressive and anxiety disorders, obsessive-compulsive disorder (OCD), bipolar disorder, and trauma-related conditions.

She completed her advanced nursing degree at the University of Wyoming, where she was recognized for her compassionate and welcoming approach to patient care. Before becoming a nurse practitioner, Sherra was inspired to pursue further education while working as part of an inpatient treatment team that included psychiatrists, psychologists, patients, and their families. Witnessing the profound improvements patients experienced after a crisis motivated her to transition toward outpatient and preventative care.

Prior to her nursing career, Sherra worked as a medical illustrator and animator, having studied at the University of Michigan’s medical school. She enjoyed creating educational materials for patients, physicians, and attorneys.

Sherra is passionate about working with individuals of all genders and socioeconomic backgrounds. She uses a collaborative, strengths-based approach that incorporates evidence-based medication management, psychotherapy, and patient education. She believes each person is the expert in their own life and strives to empower individuals to build on their self-worth, progress, and potential.

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