Complete ICD-10-CM coding and documentation guide for icd-10 coding for prerenal azotemia includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Prerenal Azotemia
Use ICD-10 code R39.2 for extrarenal azotemia, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Dehydration
Use when dehydration is the underlying cause of prerenal azotemia.
Septic shock
Use when sepsis is the underlying cause of prerenal azotemia.
The ICD-10 code for prerenal azotemia is R39.2, used when clinical indicators such as BUN/Cr ratio >20:1 and FENa <1% are documented.
Use R39.2 for prerenal azotemia with reversible hypoperfusion. Use N17.9 if renal function does not improve or granular casts are present.