MCMCB Pro
R82.992

R82.992Hyperoxaluria

Billable / specific codeICD-10-CM

R82.992 is a billable, specific ICD-10-CM code for hyperoxaluria. It is valid for submission on a claim.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

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

Risk adjustment

R82.992 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

R82.992 is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A55336Billing and Coding: Retroperitoneal Ultrasound

How R82.992 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to R82.992.

  • Hyperoxaluria
  • Disorderglycine metabolismhyperoxaluria
  • Disordermetabolism NOSamino-acidglycinehyperoxaluria

Related codes at this level

Codes that share R82.99. If R82.992 is not quite right, the correct code is usually one of these.

Questions about R82.992

Is R82.992 a billable ICD-10-CM code?
Yes. R82.992 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does R82.992 sit in the tabular list?
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), in the block Abnormal findings on examination of urine, without diagnosis (R80-R82).
What cannot be coded together with R82.992?
R82.992 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.