Medical humanistic care in medical institutions and the medical humanities quality training implementation in medical staff can not effectively help alleviate the tense relationship between doctors and patients in China. To resolve conflicts between doctors and patients, theory foundation of medical humanistic care should be revisited. The traditional view of medical humanistic care theory pays attention to the care of medical staff on patient groups, relatively narrow research horizon and caring object can not help us to fully understand connotation of doctor- patient’s relationship. Besides the traditional view of the medical humanities care theory, there are still the patients with the community and the community care for the medical staff, as well as the social care for both doctors and patients. Through the practical need of humanistic care in medical treatment, the theory of medical humanistic care is preliminarily explored, and the theory of multi degree medical humane care is put forward.