Purpose: The purpose of this study is to investigate the importance of grade decision and role of physical therapist which follows enforcement of elderly long-term residential care insurance system. Methods: One of the data from grade decision meeting in Bukgu, Busan on 2007 which was 88 case of attached finding of doctor was compared with findings of visited investigator. Result: Eighty-four investigation subjects had 186 diseases that included stroke and arthritis, requiring the need for physical therapeutic approaches. In addition, the results of the door-to-door research project in the northern district of Busan showed that there was no match out of 88 subjects who submitted the viewpoint of the doctor. Such a result was produced as the doctors did not diagnose the patient directly, but rather the diagnoses were obtained from guardians and a door-to-door researcher who had a poor understanding of geriatric motion and function. Conclusion: To enforce long-term care successfully, a re-investigation should be performed for the welfare of the aged.