In line with the regulatory requirements of the Regulation of the Minister of Health of the Republic of Indonesia No. 82 of 2013 article 3 paragraph 1 that every hospital organizes SIMRS. Aiming to measure the usability aspects of SIMRS used at Ar-Royyan Indralaya Hospital. Until now, there has been no measurement of SIMRS that is determined based on the level of usability. Therefore, it is cur…