Our Providers & Care Team
Child‑Adolescent, Adult & Addiction Psychiatrist
Mailyn Santana, MD, DABPN
Dr. Mailyn Santana is a bilingual psychiatrist with triple board certifications, having completed a General Psychiatry Residency, Child & Adolescent Fellowship, and Addiction Psychiatry Fellowship. She also has specialized training in Electroconvulsive Therapy (ECT). Dr. Santana actively engages in various levels of psychiatric care, including emergency, inpatient, and outpatient settings, treating children-adolescents, adults, and patients needing substance treatment. Outside her primary practice, she works with complex cases involving children and adolescents in the foster care system, where she is dedicated to making a significant and positive impact on their care. Additionally, as a faculty member, she trains residents and fellows, contributing to the development of the next generation of psychiatric professionals.
Child‑Adolescent and Adult Psychiatrist
Yusleiby Sanzo, MD, DABPN
Dr. Yusleiby Sanzo is a bilingual psychiatrist dual board-certified in General Psychiatry and Child & Adolescent Psychiatry. She provides comprehensive, evidence-based psychiatric care for children, adolescents, and adults, treating a wide range of conditions including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders.
Dr. Sanzo has extensive training across consultation-liaison psychiatry, emergency services, inpatient psychiatry, and outpatient care, allowing her to address complex psychiatric presentations across the full spectrum of acuity. Her dual training enables her to integrate developmental, family, and systems-based perspectives into individualized treatment planning.
Fluent in English and Spanish, Dr. Sanzo is known for her thoughtful clinical judgment, collaborative approach, and commitment to high-quality psychiatric care. In addition to her clinical work, she plays an active role in teaching and mentoring residents and fellows, contributing to the advancement of the field and the next generation of psychiatric clinicians.
Adult Psychiatrist
Roberto Orozco-Vega, MD, DABPN
Dr. Roberto Andres Orozco Vega is a bilingual psychiatrist board-certified in General Psychiatry. With extensive training in Consultation-Liaison Psychiatry, he is skilled in managing a broad range of psychiatric conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders. Dr. Orozco excels in psychopharmacology and integrated behavioral health care, providing individualized treatment across outpatient, inpatient, and emergency settings. Fluent in English and Spanish, he is dedicated to fostering collaborative therapeutic relationships and improving patient outcomes through evidence-based care.
Psychiatric Advanced Registered Nurse Practitioner
Denise Losas, PMHNP-BC
Denise Losas, PMHNP-BC, is a psychiatric nurse practitioner who provides comprehensive, evidence-based care for a wide range of psychiatric conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders. She works with adolescents and adults across varying levels of acuity, offering individualized treatment grounded in careful diagnostic assessment and thoughtful psychopharmacology.
Her clinical training spans emergency psychiatry, residential eating-disorder treatment, managed-care review, and outpatient community mental health. This breadth of experience allows her to recognize complex presentations, assess risk with confidence, and understand how psychiatric symptoms intersect with medical stability and system-level care needs.
Denise brings particular expertise in the treatment of eating disorders and high-acuity presentations, while maintaining a broad, generalist psychiatric scope. She is known for her clear clinical reasoning, collaborative style, and ability to deliver integrated psychiatric care across settings.
Psychiatric Advanced Registered Nurse Practitioner
Hosanna M. Farinas, DNP, PMHNP-BC
Hosanna, DNP, APRN, PMHNP-BC, is a Psychiatric Advanced Registered Nurse Practitioner who provides comprehensive psychiatric care across the lifespan. She treats a broad range of conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders, with an emphasis on individualized, evidence-based treatment.
She holds a Doctor of Nursing Practice, the highest level of clinical nursing education, and brings a strong medical foundation from her prior work in the intensive care unit and operating room. This background enhances her ability to integrate medical and psychiatric considerations, recognize overlapping conditions, and provide safe, well-coordinated care for patients with complex needs.
Under the supervision of Dr. Santana and Dr. Sanzo, Hosanna is known for her balanced, patient-centered approach and her ability to translate clinical complexity into clear, supportive treatment plans. She is also actively involved in psychiatric research, reflecting a commitment to continuous learning and advancement in mental health care.
Psychiatric Advanced Registered Nurse Practitioner
Naybi Rosellon, DNP, PMHNP-BC
Grounded in doctoral-level psychiatric training and a foundation in high-acuity medical care, Naybi Rosellon, DNP, APRN, PMHNP-BC, delivers comprehensive psychiatric treatment across a wide range of clinical presentations. She treats mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders, providing structured, evidence-based care for patients with varying levels of complexity.
Her early clinical work at Ryder Trauma Center at Jackson Health involved managing critically ill patients with significant medical instability, an experience that strengthens her psychiatric assessments, risk stratification, and crisis intervention skills. This background enhances her ability to care for patients whose mental health needs intersect with trauma or medical complexity.
Known for her clarity, decisiveness, and steady clinical presence, Naybi integrates advanced psychopharmacology and trauma-informed care into individualized treatment planning across the lifespan.
Psychiatric Advanced Registered Nurse Practitioner
Nylen Hernandez, PMHNP-BC
With training across inpatient psychiatry, medical-surgical care, and outpatient mental health settings, Nylen Hernández, PMHNP-BC, provides comprehensive psychiatric care for adolescents and adults. She treats a broad range of conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders, using evidence-based and trauma-informed approaches.
Her clinical experience includes crisis evaluations, Baker Act assessments, detox protocols, and inpatient stabilization, giving her a strong understanding of how psychiatric symptoms evolve across settings and levels of acuity. This breadth allows her to recognize clinical patterns early and develop clear, well-coordinated treatment plans.
Fluent in English and Spanish, Nylen is known for her calm clinical presence, sound judgment, and culturally responsive care. She emphasizes collaborative treatment relationships and continuity of care, supporting patients through both acute symptoms and long-term recovery.
Office Manager
Ariadna Anoceto
Ariadna is the friendly and efficient office manager at our psychiatric clinic. With a warm and welcoming demeanor, she ensures that every patient feels comfortable and supported from the moment they walk through the door. Ariadna expertly handles scheduling, billing, and patient inquiries, making sure that our clinic runs smoothly so that our patients can focus on their care. Her commitment to excellent service and attention to detail make her an invaluable part of our team.