Zachary R. Lewton, MD

Dr. Knox is a board-certified Internal Medicine and a board-eligible Endocrinologist. She earned her undergraduate degree in Biological Science with an emphasis in plant biology at University of California at Davis; after which, her MD degree was obtained at American University of the Caribbean, School of Medicine. Following residency in Internal Medicine at Saint Agnes Medical Center in Fresno, California, she did her fellowship in Endocrinology at University of Arizona, in Tucson. Her medical interests are general endocrinology with a focus on transgender medicine. Dr. Knox believes in an evidence based approach to medicine with a focus on patient experience. She encourages patients to take an active role in their health; encouraging goal setting and communication to promote life-positive outcomes.

Sydney is a board-certified family nurse practitioner working in primary care located in Santa Rosa, CA. She has a special clinical interest in preventive care, women's health, neurological conditions, diabetes management, and pediatrics.

Our board-certified endocrinologist has the expertise to diagnose your endocrine conditions and treat them with advanced therapies to restore your hormonal balance so you can be at your best every day. She specializes in treating the following conditions: endocrinology and metabolism, thryoid disorders, thyroid cancer, diabetes, adrenal disorders, pituitary disorders, bone disease and calcium disorders.