Alliance Imaging operates 500 imaging and radiation therapy systems from all major equipment manufacturers, including 314 MRI and 81 PET or PET/CT units.  Alliance operates 88 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.