The NHIS plans to increase the reduction rate of the upper limit for drugs with high claims in the PVA, and lower the reduction rate or exclude drugs with low claims. This is based on research conducted last year. The results of the research service (performance evaluation and improvement plan of PVA (researcher: Bae Seung-jin, Ewha Womans University)) has not yet been disclosed, but will be disclosed at the end of this month and discussed at the Workie Group, which will be held from May. At the Korea Special Press Association meeting held on the 7th with Lee Sang-il, executive director of the NHIS, this PVA improvement plan was revealed for the first time. Director Lee said, "In order to improve the effectiveness of