Dr. Mary Koumas specializes in family practice in Lake Forest area. Dr. Mary Koumas has a medical practice at 24401 Muirlands Boulevard, Suite #a, Lake Forest CA, and has over 39 years of experience in the field of medicine. She graduated from Kirksville College Of Osteopathic Medicine with her medical degree in 1978. She is affiliated with numerous hospitals, including Saddleback Memorial Medical Center (CA) and more. Dr. Koumas is accepting new patients at her medical office and practice location in Lake Forest, California. She is available for appointments, preventative care, medical care as well as ongoing patient care.