Mu Xu, MD

Dr. Sara Mateo holds the position of staff Psychiatrist at Talkiatry. She is a board-eligible adult Psychiatrist. Dr. Mateo completed her Medical degree at the University of Benghazi- Faculty of Medicine and finished General Psychiatry Residency training at Tower Health/DrexelPhoenixville Hospital. Throughout her career, Dr. Mateo has actively contributed to various leadership roles and committees, demonstrating her commitment to advancing medical education and promoting diversity in the field. During her training, she generously shared her knowledge through educational presentations and lectures, fostering the growth of fellow trainees and medical students. Dr. Mateo is dedicated to creating a therapeutic environment characterized by warmth, empathy, and nonjudgmental support. Her approach involves collaborating with patients to develop individualized treatment plans that consider cultural, biological, psychological, and social factors. With a primary focus on medication management, Dr. Mateo's keen interest in psychotherapy is evident, as she often integrates supportive therapy, cognitive behavioral therapy, and psychodynamic psychotherapy during 30-minute follow-up visits to optimize wellness and recovery. Dr. Mateo brings a wealth of experience in caring for individuals of diverse ages and backgrounds, adeptly addressing a wide spectrum of conditions. Her expertise extends to treating depressive disorders, bipolar disorders, anxiety disorders, trauma and stress related disorders, ADHD, OCD, Insomnia, psychotic disorders; she also has experience treating individuals with medical comorbidities.

Dr. Kristina Kurtz is a board-certified adult psychiatrist who graduated from Lake Erie College of Osteopathic Medicine in Erie, Pennsylvania. She completed a Transitional Internship at St. Joseph Mercy Hospital Oakland in Pontiac, Michigan, and Psychiatry Residency training at Henry Ford Health System in Detroit, Michigan. During her residency training, she held multiple professional leadership positions, including ethics committee consultant, associate chief resident, and chief resident. She has experience developing residency curriculum, and teaching psychiatry residents and medical students. Prior to relocating to Colorado Springs, Dr. Kurtz served as the Adult Inpatient Service Chief at Henry Ford Kingswood Hospital. She joined Talkiatry after serving as the Medical Director of Behavioral Health at UCHealth Memorial Hospital as well as Regional Medical Director for Colorado for Lifestance Health. Dr. Kurtz is passionate about providing holistic, evidence-based care to both adults and geriatric patients. She believes in providing a well-rounded approach to care which includes both medication management as well as psychodynamic psychotherapy and supportive therapy for a wide variety of disorders including depression, anxiety, PTSD, ADHD, substance use disorders, and bipolar disorder. She believes that medication management is most effective when an environment of shared decision-making exists between the prescriber and the patient and tailors her approach to meet each individual patient's needs.

Dr. Abby Reineck currently serves as an outpatient child and adolescent psychiatrist. She has been practicing for 13 years. Dr. Reineck's practice primarily offers medication-management services in conjunction with either supportive or eclectic therapy. Follow-up appointments average 30 minutes, but may be more or less. Occasionally, Dr. Reineck believes the addition of a therapist is needed and will request you bring a therapist into your care team. This will be asked of individuals if she believes it will lead to an improved clinical outcome. Reineck received her medical degree from Boonshoft School of Medicine at Wright State University, located in Dayton, OH. She completed her psychiatry residency and child and adolescent fellowship at Dartmouth-Hitchcock Medical Center, in Hanover, NH. After completing her training, Dr. Reineck moved to Brattleboro, VT, where she became an attending psychiatrist at The Brattleboro Retreat, working on both the child and adolescent inpatient units. The Brattleboro Retreat's location was such that it served a large number of patients from nearby states, which included New Hampshire, Massachusetts, Connecticut, and New York. However, it also served as the only psychiatric inpatient facility for children and adolescents in the entire state of Vermont. Dr. Reineck also worked as the lead psychiatrist on the inpatient, adult, dual-diagnosis unit. This unit provided care for individuals struggling with addiction and mental-health related issues, some of whom required medically supervised detoxification. After roughly five years, Dr. Reineck moved from Vermont to Erie, PA. She began working at a residential treatment facility for child and adolescent patients who required care in a highly supervised and highly structured setting. Dr. Reineck also began serving as a child and adolescent psychiatrist for patients enrolled in a school-based partial-hospitalization program. Dr. Reineck gradually transitioned from these roles into strictly outpatient work. She worked as an outpatient psychiatrist in Butler, PA, where she treated child, adolescent, and adult patients. Dr. Reineck eventually narrowed her scope of practice to providing psychiatric treatment for only outpatient children and adolescents. She did so out of facilities located in Erie and Meadville, PA. Drr. Reineck completed her undergraduate studies at Ohio University. While Dr. Reineck has experience treating a wide variety of patients, her primary focus has been treating children and adolescents with a vast array of presenting concerns.

Dr. Earl De Guzman is a psychiatrist who values therapeutic partnership, working with patients to balance symptom relief with meaningful self-exploration. He earned his BS in Psychology from the University of California, Davis, and his MD from Ross University School of Medicine. He completed his psychiatry residency at Los Angeles County + University of Southern California Medical Center and a consultation-liaison psychiatry fellowship at Stanford University Medical Center. He is triple-board-certified in psychiatry, consultation-liaison psychiatry, and addiction medicine, and holds psychoanalytic psychotherapy training certification from the Psychoanalytic Center of California. Currently, he is a psychoanalyst-in-training at the New Center for Psychoanalysis. His expertise spans medication management, supportive therapy, and psychodynamic therapy.

Dr. De Guzman takes a collaborative, patient-centered approach, creating a warm and nonjudgmental environment. He listens deeply, asks thoughtful questions, and encourages honest exploration of symptoms and underlying patterns. He values authenticity, curiosity, and respect for each patient’s unique experiences. While symptom relief is important, his goal is to foster self-understanding and long-term growth. He works best with patients open to collaboration and motivated for change, whether through medication management, therapy, or both.

Dr. De Guzman begins with a consultation phase to ensure a good fit, listening carefully to understand each patient’s challenges and goals. Together, he and his patients build a working alliance by clarifying difficulties, identifying realistic changes, and exploring deeper patterns. When appropriate, he prescribes medication thoughtfully, aiming to support therapy rather than replace it. Each session integrates supportive and psychodynamic elements, combining medication review with therapeutic dialogue. Treatment plans are regularly revisited, allowing flexibility and growth, with the ultimate aim of empowering patients toward lasting change.

Dr. Micah Turpeau, is a board-certified psychiatrist with experience in both outpatient and inpatient settings. She earned her medical degree from Meharry Medical College and completed her psychiatry residency and child & adolescent psychiatry fellowship at the University of Florida College of Medicine – Jacksonville. Her training and practice reflect a commitment to supporting patients across the lifespan with individualized, evidence-based care.

Dr. Turpeau strives to create a safe, judgment-free space where patients can share their experiences openly. She encourages honest dialogue so patients feel supported, understood, and fully involved in every decision. Her approach emphasizes evidence-based medication management to reduce symptoms and improve functioning, while maintaining flexibility to adapt strategies as needs and goals evolve.

Dr. Turpeau begins with a collaborative exploration of symptoms, personal history, and goals to establish a clear treatment direction. She tailors care to each individual, balancing medication management with supportive therapy when appropriate. Through shared decision-making, She ensures patients remain active participants in their treatment. By closely monitoring progress and adjusting as needed, She provides care that is both responsive and effective.

MassachusettsHolly James Corrigan, RN, MSN, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping people navigate their mental health with skill and heart. She earned her BSN from Russell Sage College in 2009, her MSN from Massachusetts General Hospital Institute for Health Professions in 2016, and completed Psychiatry Redefined’s Fellowship in Functional and Integrated Psychiatry in 2025. Holly keeps current by attending top conferences, like the International Trauma Conference in Boston, ensuring she’s always at the forefront of her field.

Holly’s philosophy is simple yet powerful: care should fit the person, not just the diagnosis. She’s passionate about tackling complex issues—suicide prevention, C-PTSD, chronic depression, ASD, OCD—and advocating for underserved communities. For Holly, it’s about delivering real, meaningful support to those who need it most.

Her career began as a registered nurse in neurology, pediatrics, and emergency care, before she found her calling in psychiatry. Since then, she’s provided medication management and supportive psychotherapy in outpatient clinics and worked in inpatient units serving adults and adolescents.

Holly believes in patient-centered care based on the individual, rather than focusing only on a diagnostic algorithm. The first appointment will include a comprehensive psychiatric evaluation and a discussion about what your goals of treatment are. Pharmacological and therapeutic recommendations are both important elements of the treatment plan. Follow up appointments will be more concise, but may include various therapeutic modalities, medication changes, and supportive psychotherapy.