Dr. Sheila Marcellus, DNP, APRN, PMHNP-BC

Welcome! Dr. Sheila Marcellus began her career over 20 years ago as a medical-surgical nurse, focusing on the psychological care of individuals dealing with acute and chronic medical conditions and using measurement screening tools. With over 15 years of experience in mental health as an expert in her field, she has worked with a diverse patient population at various hospitals in the Greater Boston area, most recently at Brigham & Women's Faulkner Hospital. Dr. Marcellus's educational accomplishments are a testament to her unwavering dedication and exceptional expertise. As a distinguished Board-Certified Psychiatric Mental Health Nurse Practitioner accredited by the American Nurses Credentialing Center (ANCC) and holding a Doctoral Degree in Nursing Practice from Grand Canyon University, she is widely acknowledged as an expert and leader in her field. Her Master’s in Nursing Science from Northeastern University further enriches her extensive knowledge and skills. Dr. Marcellus is trained to treat individuals across the lifespan, and is highly skilled in treating adolescents aged 15 and older as well as adults with psychiatric disorders. Her clinical focus revolves around both conventional and innovative psychotherapy and pharmacological interventions for mood disorders, depression and anxiety, insomnia, Attention-Deficit/Hyperactivity Disorders (ADHD), interpersonal conflicts, Obssessive Compulsive Disorder (OCD), psychosis, and Post-Traumatic Stress Disorder (PTSD). Her unique experience and diverse background enable her to deliver culturally competent care while incorporating patient goals into treatment. She specializes in psychiatric evaluations, psychotherapy, and psychopharmacology, addressing the holistic well-being of individuals, encompassing their physical, emotional, and spiritual wellbeing. Dr. Marcellus's leadership roles unequivocally showcase her expertise and influence in the healthcare community. As an inductee and distinguished member of the Sigma Nursing Honor Society (Nu Upsilon Chapter of Sigma Theta Tau International), she sets an exemplary standard for her peers. Her active memberships in prestigious professional organizations, including the American Association of Nurse Practitioners (AANP), the National Black Nurse Practitioner Association (NBNPA), and the American Association of Occupational Health Nurses (AAOHN), affirm her unwavering commitment to advancing the field. Dr. Sheila Marcellus is the CEO and Founder of Lotus Psychiatry & Wellness in Braintree, MA. She strongly champions a holistic approach to treatment, emphasizing the vital interconnectedness of mind and body to optimize overall health. A dedicated advocate for mental health, she is unwavering in her commitment to providing the highest quality care to her patients. Dr. Marcellus is dedicated to continuous education and training to ensure she remains at the forefront of the latest advances in psychiatry, underscoring her steadfast dedication to education and patient care. With her wealth of experience, she not only delivers exceptional clinical care but also fervently educates future healthcare providers. Additionally, Dr. Marcellus serves as an Academic Clinical Nurse Educator, fearlessly teaching the next generation of nurses and mentoring nurse practitioner interns, thus contributing significantly to the advancement of mental health professionals. Take the first step now and embark on a transformative journey of self-discovery! Call today!