Dr Oscar John Ma’s Biography
Dr. Oscar John Ma is a retired emergency physician who has maintained an active life in healthcare since his retirement. He is focused on staying up-to-date on the latest healthcare best practices and innovations and managing many volunteer positions in the medical community. Dr. John Ma is a healthcare consultant who assists major medical centers with quality improvement and patient safety. He also has a keen interest in journalism and has worked as a journalist for various news outlets. Dr. John Ma is an avid reader and enjoys learning new things.