Fidelity Behavioral Health is a mental health clinic that aims to help patients overcome challenges in their lives. Whether patients struggle with concentrating at work, show signs of major depressive disorder (MDD), or need help managing their medications, psychiatric mental health nurse practitioner Beltta G. Tachi, DNP, delivers patient-centered care at Fidelity Behavioral Health in Greenbelt and Beltsville, Maryland. Since 2020, Fidelity Behavioral Health has earned a reputation as one of the best mental health facilities in the District of Columbia, Maryland, Virginia (DMV) area. Dr.