行业深度报告：AI+医疗：大模型重塑医疗生态

Investment Rating - The report maintains a "Positive" investment rating for the AI+Healthcare industry [6] Core Insights - The reasoning and multimodal capabilities of large models are continuously upgrading, and application costs are decreasing, driving healthcare institutions to accelerate the integration of AI technology. The global generative AI market in healthcare is expected to reach $17.2 billion by 2031, with a compound annual growth rate (CAGR) of 32.60% from 2023 to 2031 [1][18] - The current phase of AI in healthcare has transitioned into a multimodal integration stage, addressing issues such as information silos and data fragmentation that existed in earlier AI applications. Large models utilize a "pre-training + fine-tuning" architecture to process multimodal healthcare data [1][12] - DeepSeek, a domestic open-source large model, is characterized by low cost and high performance, accelerating its penetration into the healthcare industry. It can quickly analyze various types of medical data, aiding doctors in complex case management [2][13] - Major international players like NVIDIA and Microsoft are actively entering the healthcare sector, leveraging their core capabilities through acquisitions and ecosystem empowerment. Companies like Tempus AI and HIMS have successfully commercialized AI solutions, showing significant revenue growth [3][42] Summary by Sections 1. Large Model Technology Upgrade Driving AI in Healthcare - The evolution of AI technology in healthcare has progressed through four key stages: rule-driven systems, traditional machine learning, deep learning with single-modal models, and the current multimodal integration era [11] - The multimodal capabilities of large models enable comprehensive data processing, enhancing clinical decision support, drug development, and telemedicine applications [12][18] 2. International Landscape: Major Players and Innovations - NVIDIA and Microsoft are leading the charge in AI healthcare, with NVIDIA focusing on hardware and ecosystem investments, while Microsoft integrates AI tools into its cloud services [22][28] - Tempus AI has built the largest multimodal database, supporting personalized treatment plans and achieving significant revenue growth [35][37] - HIMS has seen rapid growth in subscription users and revenue, driven by its AI-powered healthcare solutions [42][43] 3. Domestic AI+Healthcare Company Overview - Domestic companies in the AI healthcare sector can be categorized into three types: general large model providers, data service companies, and traditional medical IT companies transitioning to AI [4][47] - iFlytek's Starfire medical model has shown superior performance in diagnostic recommendations and health consultations compared to other models [48][50] - Yunzhisheng is leveraging its self-developed "Shanhai" large model to provide specialized medical information support [54]