Private hospitals are an important complementary force to China's healthcare undertakings, have played a role in alleviating the problem of people's "difficulty in getting medical treatment". However, some private hospitals are unable to strictly implement the relevant policies, regulations of medical insurance during the medical service process, thus medical fraud, violations occur frequently, posing new challenges to the supervision of medical insurance funds. This paper takes Zongyang County of Anhui Province as an example, analyzes the current situation, problems in private hospital medical insurance fund supervision, puts forward countermeasures, suggestions to further improve the construction of the medical insurance fund supervision system