Medical Providers

Dr. Chen
Dr. Lido Chen, MD

Dr. Lido Chen, M.D. is a board certified specialist in Anesthesiology and Pain Management. As an expert in the field of pain management, Dr. Chen has been a guest speaker at professional conferences, and has also served as an associate professor at UCI. Dr. Chen has been in private practice since 1991.
Dr. Chiou
Dr. Philip Chiou, MD

Dr Philip Chiou has special interests in spine-based pain, complex regional pain syndrome, and spasticity management. He has training in interventional spine injections, radiofrequency ablation, and spinal cord stimulators to help relieve pain. He is a firm believer in the team approach and has patients work in conjunction with physical therapists and chiropractors to get optimal functional outcomes. His training and experience has included utilizing botulinum injections to manage chronic migraine and spasticity due to stroke, spinal cord injury, or Multiple Sclerosis. He is an advocate of the multidisciplinary model to pain management and takes a very conservative approach to the use of narcotics in chronic non-cancer pain.
Donna Muresan, PA-C
Physician Assistant

Donna graduated from Loma Linda University and has previous experience working in the pharmacy and the ER. She joined the office in 2007. She is a dedicated and caring professional who possesses good patient care skills. She has a baby girl named Olivia and is involved in the youth ministry at the church she attends.

Office Staff

Office Manager and Administrator of Surgery Center

Beth has been working with Dr. Chen since 1998. She is a lively and energetic individual. Her love for people is reflected from her relationships with her family and friends to her colleagues as well to all the patients. Beth demonstrates the leadership quality that our pain management office strives to maintain. In addition, she is caring, compassionate and supportive. She has a great husband, two grown daughters and a beautiful granddaughter Abby.