About Us

For over 30 years Laguna Niguel family had served the cities of Laguna Niguel, Laguna Beach, San Clemente, Dana Point, Monarch Beach, Aliso Viejo, Mission Viejo, and the surrounding neighborhoods with excellent medical care. We provide a full range of medical services to help optimize your health and your family's health.

We believe in the partnership between patient and physician, patient education and proactive involvement is essential for optimal care. Our staff works with each patient to design a one on one health care treatment plan. Our providers take pride in offering a dynamic and personalized approach to treatment allowing each patient enough time to address all their concerns and answer all their questions.

Dr Gleeson, Medical director "Dr. Gleeson is a board certified physician and a Diplomat of Internal Medicine, in addition she is also an Assistant Clinical Professor of Medicine at University of California San Diego, School of Medicine and a Clinical Instructor at UCLA, David Geffen School of Medicine. Dr. Gleeson possesses over a decade of experience in evidence based medicine specializing in diabetes, hypertension, high cholesterol, pulmonary disease and sexual dysfunction in both men and women. Dr. Gleeson believes that "the best form of medicine is preventative medicine" and that physicians should be role models to their patients with the implementation whenever possible of natural supplements that work before prescribing medication. Dr. Gleeson is a Laguna Niguel resident and is active within the community through both the Laguna Niguel chamber of commerce and local lecturing engagements and seminars along with her "talk with the doc" workshops. She enjoys travel, entertaining, cooking and spending time with her husband and their two dogs. "

Dr William Lyon, Founder Dr. Lyon is the Founder of Laguna Niguel Family Medical center and a physician with a passion for Medicine. He has cared for the surrounding communities for over 30 years. His approach for those 30+ years has always been patient driven with prevention being the key. Dr. Lyon is also a certified Aviation Medical Examiner (AME). In many cases the patients seen by Dr. Lyon include the grand parents, the parents, the children and now the children's children!. In addition Dr. Lyon is an accomplished cook, Kayaker, and cycilist. Most recently he concluded a 40 year affair with his beloved Sailing Boat.