Search all U.S. specialist profiles and refer a patient; Read the latest clinical news and earn CME/CEU credits; Claim this profile. Not you? Find your profile. Office. 25495 Medical Center Dr Suite 305 Murrieta, CA 92562. Phone (951) 790-0107. Fax (951) 667-1933. Is this information wrong? Summary. Dr. Gerardo Hizon, MD is a board certified ....