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R82.992

Billable

Hyperoxaluria

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

Higher than normal levels of oxalate in the urine, which increases the risk of calcium oxalate kidney stone formation.

Coding Tips

  • •Often associated with kidney stone disease; check for N20 codes indicating actual stone presence
  • •May be primary (genetic) or secondary to diet, malabsorption, or other conditions

Excludes 1 — Do NOT code together

  • primary hyperoxaluria (E72.53-)
  • secondary hyperoxaluria (E72.54-)

Code Hierarchy

└R82Other and unspecified abnormal findings in urine└R82.9Other and unspecified abnormal findings in urine└R82.99Other abnormal findings in urine└R82.992Hyperoxaluria
└R82.992Hyperoxaluria

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