Based on the data of CNKI, this article uses the visualization analysis software CiteSpace to conduct a comprehensive statistical and analytical study of the research results of domestic online medical consultation discourse from 2010 to 2024. The study reveals that: (1) The annual number of published papers on domestic OMC shows a fluctuating trend; (2) The discourse research of OMC is mainly in the field of medicine, supplemented by linguistics and communication studies. The relevant theories in linguistics research are classic linguistic theories, interpersonal relationship management theory, and the theory of discourse steps and phases; (3) Doctor-patient communication and their relationship are the research hotspots; (4) The corpora are mostly from websites such as Haodf, Dingxiang Doctor, and Chunyu Doctor, and the main research methods are interview, questionnaire, comparative analysis, and content analysis.