Although the need for comprehensive assessment of mobile health (mHealth) systems is critical, most existing research focuses solely on these systems' technical merits. The purpose of this study is to prioritize different aspects and indicators of assessing the quality of mHealth services and compare four popular Iranian mHealth systems using this framework. Statistical population of this research included experts who have more than three years of active experience in the field. Using Judgmental sampling method, statistical sample size included 28 persons who responded to questionnaires. Content validity was confirmed by an expert panel, and reliability was confirmed by an inconsistency rate of less than 0.1. The study findings show that results quality is the most important component of quality assessment for mHealth systems. It also shows that indicators of confidentiality, responsiveness and customer orientation are likewise important.