The invention discloses an oral and outpatient customer management and operation method, and relates to the technical field of oral and outpatient customer management and operation, in particular to an oral and outpatient customer management and operation method, which comprises the following steps: S1, obtaining an oral patient customer; s2, communicating and converting clients; s3, re-purchasing the project; and S4, public praise conversion and customer expansion. According to the invention, full life cycle LTV people are suitable for more health care items, such as comfortable tooth cleaning, PMTC, tooth whitening and the like, and effective flow acquisition is realized; all the items can be purchased repeatedly, repurchase of remaining quantity is achieved, development and referral can be achieved in the first time through long-term repurchase when the teeth of the customer go wrong, and in this way, on the premise of trust and on the basis of cost sinking, the customer is transferred to introduce to obtain a new customer again, and a closed loop is formed; oral outpatient service positioning should be full-life-cycle crowds, so that the demand of users is large, and audiences are sufficient; health-care items are high-frequency; the market response speed is high, and the effect can be seen immediately.