Oregon Medical Group, The Corvallis Clinic, and The Davies Clinic are physician owned and led practices having complete authority for all medical decision-making and patient care through its physicians and other licensed professionals. Optum, through its owned management organizations, provides non-clinical administrative services to support Oregon Medical Group, The Corvallis Clinic, and The Davies Clinic. Neither Optum nor its management companies determine or set the methods, standards, or conduct of the practice of medicine or health care provided by Oregon Medical Group, The Corvallis Clinic, and The Davies Clinic or its physicians or other licensed professionals.