comprised 18 0 percent of all opd visits medicaid schip patients used opds for preventive screening and medications appointment any lar was keywords icd 9 cm services occurs in physicians offices care more frequently than private pay diagnostic were ordered or provided at 88 3 therapeutic 42 8 prescribed 65 1 most given an to return the clinic 63 percentage where physician seen decreased by 10 4 between 1992 2002 driven since 1973 nchs has collected data on patient through national ambulatory medical survey namcs however hospital eds which represent a significant number 345 june 24 2004 outpatient department esther hing mph kimberly middleton bsn division abstract objectives this report describes departments united states statistics are presented selected visit characteristics as well trends methods