Specialty

healthcare administration, insurance claims data analysis, health policy, public health

Works

Research reports

1 Nakanishi Y, Yamaguchi Y, Matsumoto S, Nishioka Y, Tsugihashi Y, Kido A, et al. [LIFE kanren kasan no santei zyoukyou: KDB wo moti i ta bunseki.] Health, Labour and Welfare Sciences Research Grants. [Houmon kei sa-bisu ni okeru LIFE no katuyou ni mu ke ta hyouka sihyou no kaihatu ni si suru kenkyuu.] (Kenkyuu daihyousya: Akahane M. 24GA1001) Report on Fiscal Year Reiwa 6. 2025. (in Japanese)

Original papers

1 Morii Y, Nakanishi Y, Nishioka Y, Tsugihashi Y,Noda T, Myojin T, et al. Analyzing disparity in geographical accessibility to home medical care using a claims database: a simulation using geographical information system. JMIR Aging.(Accepted in June 2025)

2 Nakanishi Y, Tsugihashi Y, Hayasaka A, Nishioka Y, Akahane M. Web-based questionnaire survey for exploring engagement characteristics of advance care planning in Japan: a cross-sectional study. BMC Res Notes. 2024;17(1):47. doi: 10.1186/s13104-024-06699-7.

3 Nakanishi Y, Tsugihashi Y, Akahane M, Noda T, Nishioka Y, Myojin T, et al. Comparison of Japanese centenarians’ and noncentenarians’ medical expenditures in the last year of life. JAMA Netw Open. 2021;4(11):e2131884. doi: 10.1001/jamanetworkopen.2021.31884.

4 Nakanishi Y, Kasahara K, Koizumi A, Tokutani J, Yoshihara S, Mikasa K, et al. Evaluation of nosocomial infection control measures to minimize the risk of Aspergillus dispersion during major demolition work: A case study of a Japanese university hospital. HERD. 2021;14(4):58-74. doi: 10.1177/19375867211009979.

Reviews

1 Nakanishi Y. Centenarian studies using medical and long-term care insurance claims. Journal of Clinical and Experimental Medicine. 2024;288(4):296-300. (in Japanese)

2 Nakanishi Y, Imamura T, Akahane M. Practical aspects of policy research using medical and long-term care insurance claims data. J. Natl. Inst. Public Health. 2023;72(4):293-302. (in Japanese)

3 Yamaguchi K, Nakanishi Y, Tangcharoensathien V, Kono M, Nishioka Y, Noda T, et al. Rehabilitation services and related health databases, Japan. Bull World Health Organ. 2022;100(11):699-708. doi: 10.2471/BLT.22.288174.

Books

1 Nakanishi Y, Imamura T. [Kaitei 2 ban “chuken dokoro” ga shitte okitai iryou genba no okane no hanashi: Irasuto de wakaru byouin keiei iryou seido no shikumi.] Osaka: Medicus Shuppan; 2022. (in Japanese)

Conference presentations

1 Nakanishi Y, Tsugihashi Y, Nishioka Y, Noda T, Myojin T, Imamura T, Akahane M. Assessing medical and long-term care expenditures for Japanese centenarians and non-centenarians in the two years before death: a retrospective cohort study. 15th International Seminar on Supercentenarians, 2023.11.16-17; Paris.

Others (awards, etc.)

・Presentation Award. Nakanishi Y, Nishioka Y, Tsugihashi Y, Kakinuma T, Noda T, Imanura T, et al. [Daikibo reseputo deta wo mochiita zaitaku iryou juyo no shourai suikei shuhou no kakuritsu.] Dai 81 kai Nihon Koshu Eisei Gakkai Sokai; 2022.10.7-9; Kofu. Nihon Koshu Eisei Zasshi. 2022;69(10 Suppl.):162. (in Japanese)

・Excellent Presentation Award. Nakanishi Y, Tsugihashi Y, Akahane M, Noda T, Myojin T, Kubo S, et al. [Daikibo reseputo deta wo mochiita hyakujusha oyobi hihyakujusha no siboumae iryouhi no hikaku.] Dai 79 kai Nihon Koshu Eisei Gakkai Sokai; 2020.10.20-22; Kyoto. Nihon Koshu Eisei Zasshi. 2020;67(10 Suppl.):205. (in Japanese)