Alliance Imaging operates 492 imaging and radiation therapy systems from all major equipment manufacturers, including 306 MRI and 83 PET or PET/CT units.  Alliance operates 89 fixed-site imaging centers and 18 radiation therapy centers and stereotactic radiosurgery facilities.  We maintain modern systems with manufacturer's latest software upgrades, coils, and laser cameras. Each Alliance system is maintained under Original Equipment Manufacturer (OEM) service contracts and undergoes daily system calibration and scheduled clinical imaging checks to ensure optimum image quality. Our quality programs are Joint Commission accredited.