Mary Wellington DNP, MSN, RN, PMHNP-BC

Mary Wellington, DNP, MSN, RN, PMHNP-BC, is a dedicated Psychiatric Mental Health Nurse Practitioner with extensive experience in mental health care, leadership, and clinical practice. She currently serves as a Psychiatric Nurse Practitioner at MAVA Medical Group in Spring, Texas, where she provides comprehensive, patient-centered mental health services. With a strong clinical foundation and a compassionate approach, Dr. Wellington is committed to improving mental health outcomes across diverse populations.

Dr. Wellington earned her Doctor of Nursing Practice and Master of Science in Nursing with a specialization in Psychiatric/Mental Health Nursing from Walden University. Her professional background includes progressive leadership roles such as Director of Nursing Services, Assistant Director of Nursing, and Infection Preventionist, where she played a key role in staff development, clinical oversight, and quality improvement initiatives. Her expertise spans mental health nursing, organizational leadership, and regulatory compliance, allowing her to bridge clinical excellence with operational effectiveness.

In addition to her clinical work, Dr. Wellington is a seasoned small business owner with over two decades of experience in business development and entrepreneurship through Malouwell Development. This unique combination of healthcare leadership and business acumen enables her to approach patient care with innovation, accountability, and long-term vision. Dr. Wellington remains passionate about advocacy,

• Walden University - Doctor of Nursing, Psychiatric/Mental Health Nurse/Nursing
• Walden University - MSN, Psychiatric/Mental Health Nurse/Nursing
• The University of Texas at Arlington - Bachelor of Science (BSc), Registered Nursing/Registered Nurse