Victor Arballo, DO

Dr. Helms is a graduate of the University of Arizona College of Medicine. He completed his General Psychiatry and Child/Adolescent fellowship training at the University of Texas, Health Science Center at San Antonio. He has over 25 years of experience as a psychiatrist treating patients of all ages (child, adolescent, and adult�including geriatric) while working in a multitude of treatment settings including outpatient clinics and psychiatric hospitals. He also has several years of experience working as a psychiatric consultant for medical-surgical hospitals, seeing an extensive variety of patients on all floors of the hospital from mother-baby to pediatrics, as well as adult patients on the medical and surgical floors. Dr. Helms takes with him into each patient encounter, his wide breadth of experience and his genuine care and concern for each and every individual patient. He provides both medication treatment and talk therapy. He understands that many patients greatly benefit from either short or long term medication treatment; however, he also understands that talk therapy can oftentimes lead to significant, long lasting positive change, personal growth, and improvements in occupational and relationship success. Moreover, patients will always find Dr. Helms encouraging and supportive as they search for greater meaning and purpose in their lives.

Sonya R. Isler, PMHNP-BC, began her nursing journey over 30 years ago in a state psychiatric hospital in Goldsboro, NC, inspired by the poised nurse she admired at church as a child. Her path includes roles as LPN, RN, BSN, and multiple advanced practice degrees. Sonya has worked in inpatient and outpatient settings, VA clinics, and private practices. She also serves as a preceptor for PMHNP students at her alma mater, the University of North Carolina at Chapel Hill.

Sonya creates a welcoming, respectful space where patients feel safe to communicate openly. She practices active listening and values patient input when setting therapy goals. Her approach is holistic—treating the whole person—and she encourages collaboration, helping patients feel seen, heard, and empowered in their care.

Sonya reviews a patient's history before each session and begins with clear introductions and goal setting. She invites open discussion of concerns and tailors' treatment plans with patient input. She often incorporates CBT, motivational interviewing, and solution-focused therapy into care, promoting growth through supportive, personalized strategies.

*THIS PROVIDER CANNOT PRESCRIBE CONTROLLED SUBSTANCES FOR NH PATIENTS* Doctor Phillip Sullivan is a staff psychiatrist at Talkiatry. He is board certified in both adult psychiatry and child and adolescent psychiatry. His interest in psychiatric treatment was originally triggered by the humanistic writings of Abraham Maslow, Carl Rogers, and Rollo May. As he earned his medical degree and started post-graduate psychiatric training, he went on to learn psycho-pharmacological, cognitive-behavioral, and psychodynamic treatment approaches. He combines these perspectives in diagnosing and treating psychiatric conditions including depression, bipolar spectrum disorders, anxiety, stress and trauma related disorders, adjustment problems, maternal mental health, OCD, ADHD and other disorders. His practice focuses on supportive pharmacological treatment, and he sees listening and empathy as essential elements of the treatment process. He strives to provide a comfortable experience in which doctor and patient work together to understand the presenting problems, develop a treatment plan, reduce symptoms, and optimize functioning. Doctor Sullivan supports and encourages concurrent psychotherapy and will work collaboratively with therapists to optimize the best treatment results. Doctor Sullivan received his MD degree from Brown University Alpert School of Medicine. After completing a medical-surgical internship, he went on to a residency in adult psychiatry and a fellowship in child and adolescent psychiatry at Harvard Medical School's Massachusetts Mental Health Center. He has held academic appointments at Harvard Medical School and the University of New England School of Osteopathic Medicine. In the 36 years following completion of his training, he has worked as the medical director of a mental health center on the under-served Eastern Shore of Maryland, as the medical director of a child and adolescent psychiatric inpatient unit, as a staff psychiatrist at New Hampshire's Dartmouth Hitchcock Clinic, and as the medical director of child and adolescent psychiatric services at Concord New Hampshire's mental health center. Before joining Talkiatry, he served for 18 years as the chief of psychiatry at Southern New Hampshire Medical Center where he also spent three years as the hospital's chief of staff.

Dr. Michelle Zaydlin is a board-certified psychiatrist who has experience in caring for diverse patient populations presenting with an array of diagnoses. Her interests include neurodevelopmental disorders (autism, ADHD), mood disorders, anxiety, trauma, and comorbid medical conditions. She has completed internships in pediatric neuropsychology and worked as a behavior therapist, delivering Applied Behavior Analysis (ABA) therapy, enriching her understanding of development and neurocognitive functioning. Additionally, Dr. Zaydlin actively participates in research and is actively engaged in educational initiatives for other healthcare providers. Dr. Zaydlin believes in a collaborative and compassionate approach to mental health care. She works with patients across their lifespans, integrating psychopharmacology and psychotherapy. She integrates cultural sensitivity with evidence-based practices to provide individualized, holistic care. Her empathetic approach and clinical knowledge enable her to foster meaningful connections with her patients and facilitate positive treatment outcomes.

Dr. Laura Obler is board-certified in adult psychiatry. She received her medical degree from David Geffen School of Medicine at UCLA in Los Angeles, California, where she stayed to complete her psychiatry residency at the UCLA Semel Institute for Neuroscience. During residency she received specialized training in reproductive psychiatry (the treatment of women who are considering pregnancy or are pregnant or postpartum) and acted as Chief Resident of the Women's Life Center at UCLA. Dr. Obler has experience working with a diverse group of patients. She has previously worked in community clinics in the greater Los Angeles area and as a staff psychiatrist at UCLA. She prefers a holistic approach to psychiatric treatment and therefore uses a combination of medication management and talking therapies to treat patients. Techniques she may utilize include cognitive behavioral therapy, experiential psychodynamic therapy, mentalization based therapy, and medical hypnosis.

Dr. Ana Lilian Reyes earned her M.D. from the University of Florida, where she served as a chief resident. She received multiple academic honors, including the Peter Regan, M.D. Award for academic excellence in psychiatry and the John E. Adams academic achievement award throughout her course of training. She also holds a B.A. in Psychology with a neuroscience focus from Harvard University.

Dr. Reyes is passionate about outpatient psychiatry and values the long-term, collaborative relationships formed in the clinic setting. She has a particular interest in women’s and reproductive mental health and has been involved in research and protocol development focused on perinatal depression. She also brings additional training in cognitive behavioral therapy and psychodynamic psychotherapy to her work. Additionally, she has worked with underrepresented college-aged populations pursuing careers in STEM.

Her approach is rooted in blending psychotherapy and psychopharmacology. She emphasizes a full lifestyle approach and a therapeutic space wherein patients can engage in self-reflection and expression.

Fluent in English and Spanish, Dr. Reyes is dedicated to providing culturally responsive care that supports patients in achieving lasting emotional health.

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