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 care for children, adolescents, and adults, treating conditions such as mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders.
Her experience spans consultation-liaison psychiatry, emergency services, inpatient psychiatry, and outpatient care, giving her a strong foundation in managing complex needs across different levels of acuity. She integrates 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, teaching, and mentorship.
Adult and Consult-Liaison 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 evidence-based care for adolescents and adults with a range of conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, substance use disorders, and eating disorder-related concerns.
Her clinical background includes emergency psychiatry, residential eating-disorder treatment, managed-care review, and outpatient community mental health. This experience helps her assess complex presentations, support higher-acuity needs, and create individualized treatment plans grounded in careful diagnostic assessment and thoughtful medication management.
Denise is known for her clear clinical reasoning, collaborative style, and commitment to delivering integrated, patient-centered psychiatric care.
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, evidence-based psychiatric care across the lifespan. She treats a wide range of conditions, including mood and anxiety disorders, psychosis, ADHD, PTSD, and substance use disorders, with a focus on individualized treatment.
With a Doctor of Nursing Practice degree and prior experience in the intensive care unit and operating room, Hosanna brings a strong medical foundation to psychiatric care. This background helps her integrate medical and mental health needs, recognize complex presentations, and support safe, coordinated treatment planning.
Under the supervision of Dr. Santana and Dr. Sanzo, Hosanna is known for her balanced, patient-centered approach and her ability to make complex clinical needs feel clear and manageable. Her involvement in psychiatric research also reflects her commitment to continued learning and high-quality mental health care.
Psychiatric Advanced Registered Nurse Practitioner
Yanisett Rizo, PMHNP-BC
Yanisett Rizo, PMHNP-BC, is a psychiatric mental health nurse practitioner who provides patient-centered, evidence-based care to adolescents and adults. With more than nine years of nursing experience across medical-surgical, telemetry, behavioral health, emergency, discharge planning, and school-based settings, she brings strong clinical judgment and a well-rounded understanding of how psychiatric symptoms can intersect with medical needs and care transitions.
Yanisett is known for her compassionate approach, strong patient advocacy, and collaborative style. She offers bilingual English-Spanish communication skills, crisis management experience, and a clear commitment to delivering integrated, high-quality psychiatric care as part of a treatment team.
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.
Psychiatric Advanced Registered Nurse Practitioner
Silia “Susie” Batista, PMHNP-BC
Silia “Susie” Batista is a board-certified psychiatric-mental health nurse practitioner with extensive nursing experience in behavioral health, case management, chronic disease care, and integrated psychiatric treatment. She provides evidence-based psychiatric care across adult, child, and geriatric populations, with clinical experience in psychiatric evaluation, treatment planning, psychopharmacology, psychoeducation, and supportive therapy.
Her background includes outpatient psychiatry training with exposure to PTSD, bipolar disorder, anxiety disorders, depression, schizophrenia, and substance use disorders. She also brings longstanding experience managing complex populations with serious mental illness, co-occurring medical and psychiatric conditions, HIV/AIDS, and psychosocial care needs.
Silia is bilingual in English and Spanish and is committed to delivering culturally competent, trauma-informed care for underserved communities. She is known for her collaborative approach, strong care-coordination skills, and ability to integrate behavioral, medical, and psychosocial needs into thoughtful, patient-centered treatment.
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.