Which company does DRG come from in Japan?

DRG is a medical diagnosis charging method introduced by Hitachi, Japan, and it is a charging system classified by diagnostic related groups. This charging method aims to determine the charging standard of the hospital according to the characteristics of patients' diseases and the resources needed in the treatment process, so it is conducive to reducing medical costs and improving medical quality.

DRG was first put forward by the American medical community and applied to medical insurance payment, while Japan introduced this settlement method in the 1980s. Hitachi began to develop DRG system in the early 1990s, and launched the first version in 1996. Since then, DRG system has been widely used in Japan and has become one of the mainstream modes in the field of medical insurance payment.

In addition to Hitachi, DRG is also used for medical insurance payment by other companies and institutions, such as 3M Company in the United States and InEK Company in Germany. In Japan, besides Hitachi, other manufacturers provide similar DRG systems.

As a payment method of universal medical insurance, DRG has been widely used in many countries and achieved remarkable results. In Japan, the promotion of DRG is also constantly strengthening, which is expected to bring more opportunities for medical reform in Japan in the future.