Tyler Josephs, DO

Dr. La Haie is board certified in adult psychiatry and has been in practice for over 15 years.  She completed her residency at Banner Good Samaritan (now Banner University) Hospital in Phoenix, Arizona.  After completing her residency training, Dr. La Haie worked with the severely mentally ill population for several years, then transitioned to a private practice setting that offered the interventional options of transcranial magnetic stimulation and ketamine infusion.  Most recently, Dr. La Haie has worked at the Phoenix VA treating veterans, with focus on PTSD, depression and anxiety.  Dr. La Haie has held an academic appointment at the University of Arizona Medical School and has spent her professional career supervising/teaching medical students and psychiatry residents.

Dr. La Haie's practice focuses on medication management and providing psychoeducation to her patients. However, if indicated, Dr. La Haie may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome.

Dr. La Haie has experience treating a large variety of mental health conditions across a variety of populations. She strongly believes in tailoring treatments through a holistic and patient-centered approach based on individual and multi-faceted histories. Dr. La Haie looks forward to working with you.

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Dr. Danielle Jackson is a board certified Adult Psychiatrist by the American Board of Psychiatry and Neurology. She is a graduate of Yale University's Psychiatry Residency and Howard University College of Medicine. Dr. Jackson's practice focuses on a combination of psychopharmacology (medication) and psychotherapy techniques including supportive therapy, motivational interviewing and cognitive behavioral therapy. She approaches care from an individualized, patient-centered, collaborative perspective. She often integrates evidence-based lifestyle recommendations in areas such as nutrition, sleep hygiene, exercise, and stress management tools in treatment to help patients achieve their wellness goals. Her interests include adjustment disorder, mood disorders, anxiety disorders, ADHD and trauma-related disorders. In addition, she enjoys helping patients navigate the challenges that can accompany changes in life (careers, parenthood, relationships, chronic illness). Prior to joining Talkiatry, Dr. Jackson served as medical director for substance use and co-occurring disorders at Sunset Terrace Family Health Centers at NYU Langone. She has experience caring for a diverse patient population including those with perinatal mood disorders (postpartum anxiety/depression), substance use disorders and those from minoritized and marginalized communities.

Donna is a Board-Certified Psychiatric Nurse Practitioner dedicated to breaking down mental health stigma and expanding access to compassionate, quality care. With over 20 years of nurse practitioner experience, she has supported patients and families through life’s emotional and physical challenges across outpatient, inpatient, and telepsychiatry settings. Donna is passionate about creating a safe, empowering space where individuals feel seen, heard, and valued on their mental health journey.

Donna helps patients become the best, healthiest version of themselves, both mentally and emotionally. She values open communication, mutual respect, and collaborative decision-making. Her treatment plans include medication management, healthy coping strategies, and tools to build self-awareness and resilience. Known for her warmth and empathy, Donna creates a judgment-free environment where every voice matters.

Donna begins by building trust through a compassionate, in-depth initial interview. Together with each patient, she develops a personalized treatment plan that blends medication management with lifestyle recommendations tailored to individual goals and values. Her holistic approach focuses not just on symptom relief, but on fostering lasting growth, confidence, and overall well-being.

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Rebecca Kostopoulos, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping individuals facing mental health challenges lead full and balanced lives.

Her practice primarily focuses on medication management, often combined with supportive or emotionally focused therapy during 30-minute follow-up visits. When appropriate, Rebecca may recommend involving an additional therapist to ensure the most effective and comprehensive care.

She earned her Master of Science in Nursing with a specialization in psychiatry from Columbia University and her Bachelor of Science in Nursing from Boston College. Her training includes psychiatric diagnosis, medication management, and both psychodynamic and cognitive-behavioral therapies.

With over a decade of experience, Rebecca has evaluated and treated adults in a variety of clinical settings. Her previous roles include working at Elmhurst Hospital’s Comprehensive Psychiatric Emergency Program, Gracie Square Hospital’s inpatient unit, as well as in community health centers and skilled nursing facilities.

As a nurse practitioner, Rebecca believes that mental health is just as vital as physical health. She values the therapeutic relationship and approaches treatment with empathy and collaboration, ensuring that each patient receives personalized and compassionate care.

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Thomas Ittoop, MD has experience practicing in both academic and community settings. He earned his medical degree from Central Michigan University and completed his psychiatry residency at Baylor College of Medicine. His background reflects a commitment to comprehensive, patient-centered care grounded in clinical rigor and human understanding.

Dr. Ittoop fosters a warm, collaborative environment rooted in genuine human connection. He values uncovering core patterns, meaning, and the story beneath symptoms. His approach emphasizes curiosity, emotional insight, and self-understanding. Patients can expect transparency, clear communication, and shared goal-setting that honors their strengths, long-term vision, and capacity for resilience and wholeness.

He begins with a thorough initial evaluation exploring symptoms, personal and family history, personality patterns, and desired life changes. Together, he and his patients identify core goals and develop a personalized treatment plan. His integrative therapeutic style includes thoughtful medication management, regular check-ins, and a focus on long-term transformation—building clarity, resilience, and a grounded sense of self that extends beyond treatment.

Dr. Jenna Hartman is double board certified in General Psychiatry and Addiction Psychiatry. Dr. Hartman graduated from Tufts University before completing medical school at New York Institute of Technology College of Osteopathic Medicine. She then completed residency at Maimonides Medical Center, where she was a Chief Resident, and then pursued an addiction psychiatry fellowship at Mount Sinai Beth Israel. Dr. Hartman was also trained in psychodynamic psychotherapy by the Psychoanalytic Association of NY. Following her training, Dr. Hartman returned to Maimonides Medical Center, where she worked as an attending adult outpatient clinic, treating patients from many different backgrounds with a wide array of diagnoses. She holds a special interest in treating mood disorders, anxiety disorders, and OCD. Dr. Hartman uses a compassionate and thoughtful approach in order to form a collaborative partnership with her patients. She believes in treating the person as a whole and tailoring treatments to each individual's specific needs. Dr. Hartman works with patients in 30 30-minute follow up sessions, where in addition to medication management she provides supportive and at times psychodynamic therapeutic techniques.