Outpatient Visits Billed at Increasingly Higher Levels: Implications for Health Costs

Last Updated February 27, 2023

This Peterson-KFF Health System Tracker analysis reviews the literature on coding practices, and using claims data it examines trends in complexity coding across outpatient practice settings from 2004 to 2021.

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Prices for COVID-19 Testing

In this analysis, we use various data sources to look at prices for COVID-19 tests performed in an outpatient clinical setting and at home.