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CPT 89160: Stool Microscopy for Muscle Fibers After Meat Consumption
CPT code 89160 denotes a microscopic stool examination to detect muscle fibers after consumption of meat. This diagnostic laboratory service supports clinical evaluation of malabsorption, digestive function, or patient concerns about undigested food in stool. Nationally, the procedure is a niche but clinically useful test within gastroenterology and laboratory medicine that can inform dietary counseling and further diagnostic workups. Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.
Readers will find a concise overview of what CPT code 89160 represents, typical sites of service, and the clinical context in which the test is ordered. The publication covers benchmark considerations for utilization and coverage patterns, summarizes relevant policy and reimbursement posture among major payers, and outlines practical clinical implications for laboratory workflows and reporting. Data not available in the input is noted where applicable.
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Billing Code Overview
CPT code 89160 describes a laboratory procedure in which an analyst performs a microscopic examination of feces to check for the presence of muscle fibers following meat consumption. This service is a specialized stool microscopy analysis to identify undigested or partially digested muscle fibers in fecal material.
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Service type: Diagnostic laboratory microscopic examination
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Typical site of service: Clinical laboratory or pathology laboratory; specimen collection typically occurs in an outpatient clinic or laboratory setting