In the world of diagnostic services, finding quality providers that are conveniently located can be a daunting task - especially when time is of the essence. One Call Medical, Inc. is the nation's premier provider of quality diagnostic imaging and electrodiagnostic services. Our advanced technology, three integrated regional call centers and a highly trained staff of Care Coordinators to schedule MRI scans, CT scans and EMG/NCS diagnostic services deliver quality with unparalleled reliability. With OCM, you’re assured of the highest quality diagnostic services from impeccably credentialed providers. You can relax knowing that through OCM you receive the finest diagnostic care in the nation – as quickly as possible at significantly reduced costs.