ICD-10-CM Code For Small Kidney Of Unknown Cause: Group Overview
The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group N27 includes diagnoses for small kidney or kidneys of unknown cause, covering unilateral and bilateral renal hypoplasia or atrophy when no specific etiology is documented. These ICD-10-CM diagnosis codes are used to document structural renal abnormalities, capturing laterality and the absence of an identified underlying cause relevant to renal function and clinical management. Accurate coding within the ICD-10-CM N27 group supports complete clinical documentation and appropriate reimbursement.
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ICD-10-CM N27: Small Kidney Of Unknown Cause Overview
The ICD-10-CM code group N27 represents small kidney of unknown cause, a set of diagnoses describing unilateral or bilateral small kidney(s) when a specific etiology is not identified. These codes target renal structural abnormality affecting the urinary system and renal function. Accurate coding matters for reimbursement because it documents the clinical condition that can influence severity assignment and medical necessity determinations.