Objective:To study the correlation between medical professionalism construction and hospital serv-ice quality improvement .Methods:Questionnaire was used to collect data about patients feedbacks of medical pro -fessionalism in the third-level hospitals in Baoji in 2013 .The correlation between doctors'performance and public services and improving the hospital service quality was analyzed .Results:Occupation responsibility , doctor-pa-tient integrity , doctors giving patients help , medical fees , service consciousness , attitude , quality and efficiency have related to improving the hospital service quality .Conclusion:The Hospital should strengthen the communica-tion between doctors and patients , pay attention to the humanistic quality training , improve the quality of hospital service .