Dr. Mason attended University of California, San Francisco School of Medicine and graduated in 1981 (41 years ago). University of California, San Francisco School of Medicine is a top-ranked medical school, and is ranked #3 in Best Medical Schools by U.S. News.
Dr. Mason works at The Southeast Permanente Medical Group, which has 627 other health providers.
Dr. Mason is affiliated with the following hospitals.
As an internal medicine, Dr. Mason may see patients with the following conditions. Please check with Dr. Mason what conditions he treats. Dr. Mason may treat additional conditions not listed.
Dr. Mason is a internist.
Providers chosen based on Dr. Mason's location and specialties.