ICD-10-CM 2027
ICD-10 code for hyperoxaluria
From the official ICD-10-CM alphabetic index entry “Hyperoxaluria”. Page updated September 29, 2026.
About coding hyperoxaluria
The ICD-10-CM code for hyperoxaluria is R82.992 (Hyperoxaluria). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on R82.992.
Within R82.99 (other abnormal findings in urine), R82.992 is specifically for hyperoxaluria. Related codes cover Hypocitraturia (R82.991), Hyperuricosuria (R82.993), Hypercalciuria (R82.994) and other abnormal findings in urine (R82.998).
Don't report R82.992 together with the conditions in its Excludes1 note: primary hyperoxaluria (E72.53-) and secondary hyperoxaluria (E72.54-).
Use an additional code to identify any retained foreign body, if applicable (Z18.-).
More specific hyperoxaluria codes (official index)
- primary E72.53 — Primary hyperoxaluria
Don't confuse with (Excludes1 for R82.992)
Common questions about hyperoxaluria ICD-10 codes
What is the ICD-10 code for hyperoxaluria?
- R82.992 — Hyperoxaluria. More specific codes apply when the documentation supports them: E72.53.
What is the ICD-10 code for primary hyperoxaluria?
- E72.53 — Primary hyperoxaluria (header code; choose a more specific subcode).
Is R82.992 billable?
- Yes. R82.992 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can R82.992 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict R82.992 as a principal diagnosis.
Is R82.992 a CC or MCC?
- No. R82.992 is neither a CC nor an MCC under MS-DRG v44.0.