R742026
Non-billable
Abnormal serum enzyme levels
Clinical Notes
Frequently Asked Questions
Code Hierarchy
Abnormal findings on examination of blood, without diagnosis (R70-R79)
Elevated erythrocyte sedimentation rate and abnormality of plasma viscosity
Abnormality of red blood cells
Elevated blood glucose level
R74
Abnormal serum enzyme levelsInconclusive laboratory evidence of human immunodeficiency virus [HIV]
Other abnormal immunological findings in serum
Other abnormalities of plasma proteins
Findings of drugs and other substances, not normally found in blood
Other abnormal findings of blood chemistry
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Official Guidelines
Chapter 18: Symptoms, Signs, and Abnormal Findings
Official coding guidelines for R00-R99