Recently the interest in secondary use of medical information has emerged. But the domestic legislation
or guidelines, such as being able to say that already specialize in healthcare information, can be seen a
'national medical privacy guidelines'. However the guidelines have suggested that only a violation of privacy
laws in the medical information, it does not defined clearly with respect to protected health
information(PHI) for secondary use. In this paper, we learn the HIPAA(Health Insurance Portability and
Accountability Act) Privacy Rule of the US legislation which provides a non-identifiable screen instructions
for secondary utilization of medical information, domestic guidelines and other country's guidelines.
comparing with the HIPAA, national medical privacy guidelines and the domestic studies, we propose a
new domestic target non-identifying information suitable for the domestic field and present future research
direction.