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CPT 81015: Microscopic Urinalysis, Laboratory Examination
CPT code 81015 denotes a microscopic urinalysis conducted by a laboratory analyst, involving direct visualization of urine or centrifuged sediment. This common diagnostic laboratory procedure aids in detecting cells, casts, crystals, and other microscopic elements that inform diagnosis and management of urinary tract conditions and systemic diseases. Nationally, microscopic urinalysis is a routine component of outpatient, inpatient, and laboratory-based diagnostic workflows and affects billing, laboratory operations, and clinical decision-making across care settings.
Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise summary of how CPT code 81015 is defined, typical sites of service, and the clinical context in which the test is ordered. The publication provides benchmarks where available, highlights relevant policy or coverage considerations that commonly affect laboratory billing, and outlines the clinical utility of microscopic urinalysis to support coding and claims processes. Data not available in the input is noted where applicable.
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Billing Code Overview
CPT code 81015 describes a microscopic urinalysis performed by a laboratory analyst. The procedure involves direct microscopic examination of a urine specimen or inspection of sediment from a centrifuged urine specimen when a clinician orders a microscopic urinalysis only.
Service type: Laboratory diagnostic test — microscopic urinalysis
Typical site of service: Clinical laboratory or hospital laboratory