RT Journal A1 Kale MS, Bishop TF, Federman AD, Keyhani S T1 “Top 5” lists top $5 billion JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2011 FD November 14 VO 171 IS 20 SP 1858 OP 1859 DO 10.1001/archinternmed.2011.501 UL http://dx.doi.org/10.1001/archinternmed.2011.501 AB The Good Stewardship Working Group presented the top 5 overused clinical activities across 3 primary care specialties (pediatrics, internal medicine, and family medicine), as chosen by physician panel consensus.1 All activities were believed to be common in primary care but of little benefit to patients. We examined the frequency and associated costs of these activities using a national sample of ambulatory care visits.