B58.83 — Toxoplasma tubulo-interstitial nephropathy
B58.83 is a billable, specific ICD-10-CM code for toxoplasma tubulo-interstitial nephropathy. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Toxoplasma pyelonephritis
Other codes that can never be billed with B58.83
These codes carry an Excludes1 note pointing at B58.83. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading B58.83 alone.
- N16Renal tubulo-interstitial disorders in diseases classified elsewhere
Risk adjustment
B58.83 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.
How B58.83 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 B58.83.
- Disorder›tubulo-interstitial›toxoplasmosis
- Pyelonephritis›in›toxoplasmosis
Related codes at this level
Codes that share B58.8. If B58.83 is not quite right, the correct code is usually one of these.
Questions about B58.83
- Is B58.83 a billable ICD-10-CM code?
- Yes. B58.83 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does B58.83 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Protozoal diseases (B50-B64).