title: Do geographic variations signify overuse?
authors.affiliation: Department of Otolaryngology-Head and Neck Surgery, Johns Hopkins University, Baltimore, Maryland, USA cgourin1@jhmi.edu.
authors.forename: Christine G
authors.initials: CG
authors.lastname: Gourin
mesh_terms: D018588:Fee-for-Service Plans / Q000191:economics*; D005260:Female; D006801:Humans; D008297:Male; D006278:Medicare / Q000191:economics*; D010036:Otolaryngology / Q000191:economics*; D010818:Practice Patterns, Physicians' / Q000191:economics*
keywords: Medicare; geographic; incentives; practice patterns; regional; reimbursement; utilization; variation