Preface In recent years, the United States has faced a significant shortage of mental health specialists, including psychiatrists and psychologists. This shortage has created a gap in care for many patients struggling with mental health conditions, leaving primary care providers (PCPs) and advanced practitioners, such as Advanced Pharmacist Practitioners (APPs), at the forefront of managing psychiatric care. Primary care providers are uniquely positioned to offer early intervention, diagnosis, and ongoing management of psychiatric conditions, often serving as the first point of contact for patients experiencing mental health concerns. With the right tools and knowledge, they can play a pivotal role in improving mental health outcomes, particularly in underserved areas where access to specialized mental health services is limited. Key features of this book include:Basic Psychiatry Knowledge: The book provides an overview of common psychiatric conditions seen in primary care, including mood disorders, anxiety disorders, psychotic disorders, and substance use disorders. Clear diagnostic criteria, assessment tools, and treatment guidelines are offered to help providers make informed clinical decisions. Case Studies and Practical Applications: Throughout the book, you will find real-world case studies that illustrate how primary care providers can identify, diagnose, and treat psychiatric conditions. Cultural Competency: In today's diverse society, culturally competent care is essential for addressing mental health disparities. This book includes specific sections on how to provide culturally sensitive mental health care to patients from various backgrounds. It offers insights into cultural perceptions of mental health, barriers to treatment, and culturally specific expressions of distress. Pharmacotherapy and the Role of APPs: Advanced Pharmacist Practitioners are increasingly playing a key role in managing psychiatric conditions, particularly in collaborative care models. This book explores how APPs can contribute to mental health care through medication management, monitoring for adverse effects, and offering patient education on psychotropic medications. The book highlights the importance of interprofessional collaboration and the unique perspective that APPs bring to psychiatric care. We hope this book empowers you to provide comprehensive, evidence-based psychiatric care to your patients, enhancing both their mental health outcomes and their overall well-being. Huynh Wynn Tran, MD, FACP, FACR Associate Professor of Medicine and Pharmacy CEO/Founder of Wynn Medical Center Clinics Los Angeles, California, USA