Back to search results Matthew Callahan, MD Hospital Medicine 4 patients recommend this provider Contact Scripps Mercy Hospital San Diego 4077 Fifth Ave San Diego, CA 92103 Get directions 619-260-7125 Sees existing patients only Treats adults OverviewCredentialsLocationsPublicationsAssociated ProvidersRelated NewsRelated Events About Specialties Hospital Medicine Languages English Gender Male Expertise Hospital Medicine Credentials Board Certifications American Board of Family Medicine, 2016 Medical Education St George's University School of Medicine, MD, 2011 Residencies University of Wisconsin, MD, Family Medicine, 2015 Hospital Affiliations Scripps Mercy Hospital Chula VistaScripps Mercy Hospital San Diego Locations Scripps Mercy Hospital San Diego 4077 Fifth Ave San Diego, CA 92103 Get directions 619-260-7125 Publications Most RecentAlphabetical Oldest First Associated Providers Related News Related Events View all