Dr. Celina Allyn Mercer

Dr. Celina Mercer is a family medicine physician who also specializes in sports medicine, bringing a comprehensive approach to both everyday health needs and athletic injuries. She earned her medical degree from Tulane University School of Medicine and has been practicing for six years, developing expertise in treating patients across all age groups while maintaining a particular focus on sports-related conditions and performance optimization.

Dr. Mercer practices at multiple locations throughout Northern California, including Petaluma and San Jose. Her clinical expertise centers on treating joint pain, particularly shoulder and knee discomfort that can affect daily activities and athletic performance. She offers specialized treatments including physical therapy guidance, strength training programs, and hands-on manual therapy techniques to help patients recover from injuries and improve their overall physical function.