Zachary Levin

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IMPORTANCE Physician practice consolidation could promote higher-quality care but may also create greater economic market power that could lead to higher prices for physician services. OBJECTIVE To assess the relationship between physician competition and prices paid by private preferred provider organizations (PPOs) for 10 types of office visits in 10(More)
OBJECTIVES:Screening decreases colorectal cancer (CRC) mortality. The national press has scrutinized colonoscopy charges. Little systematic evidence exists on colorectal testing and payments among commercially insured persons. Our aim was to characterize outpatient colorectal testing utilization and payments among commercially insured US adults.METHODS:We(More)
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