Mr. Marcus Nielson is an adult psychiatric and mental health nurse practitioner at Serenity Mental Health Centers in Phoenix, AZ. He earned his master's degree in psychiatric and mental health nursing from Walden University, which provided him with a robust foundation in mental health care and therapeutic interventions. At his practice, Mr. Nielson adopts a patient-centered approach to mental health treatment. He prioritizes understanding each patient's unique needs and concerns and crafting individualized treatment plans that promote long-term well-being. His practice emphasizes evidence-based therapies and compassionate care, ensuring that patients feel supported throughout their mental health journey. His commitment to excellence and patient advocacy makes him a valuable resource for those seeking mental health support. Serenity Mental Health Centers' team of mental health professionals provide integrated psychiatric care with cutting-edge technology and breakthrough treatment options, including medication management, TMS (Transcranial Magnetic Stimulation) treatment, and ketamine therapy. We specialize in helping people who suffer from severe mental health conditions, such as treatment-resistant depression, anxiety, ADHD, bipolar disorder, PTSD and more. Our mission is to help every patient take back their lives from mental illness and achieve long-term results with a focus on customizable, individual, and empathetic patient care.

Sherri Crespin, NP

Dr. Deborah Stegner, MD

Serenity Mental Health Centers

Dr. Nathaniel Brooks, MD