Is B58.0 a billable ICD-10-CM code?

No. B58.0 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does B58.0 sit in the tabular list?

Certain infectious and parasitic diseases (A00-B99), in the block Protozoal diseases (B50-B64).

What cannot be coded together with B58.0?

B58.0 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above B58.0 (B58) and apply to it just the same.

B58.0

B58.0 — Toxoplasma oculopathy

Non-billable headerICD-10-CM

B58.0 is a non-billable header ICD-10-CM code for toxoplasma oculopathy. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 inherited from the categories above B58.0

These are not written on B58.0, but they bind it: a note on a category applies to every code beneath it. Billing B58.0 with anything listed here is a denial.

Written on B58 — Toxoplasmosis

congenital toxoplasmosis (P37.1)

Other codes that can never be billed with B58.0

These codes carry an Excludes1 note pointing at B58.0. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading B58.0 alone.

H20.0Acute and subacute iridocyclitis
H32Chorioretinal disorders in diseases classified elsewhere

Risk adjustment

B58.0 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.

Code history

B58.0 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Code to one of these instead B58.0

3 child codes. Green means billable.

Related codes at this level

Codes that share B58. If B58.0 is not quite right, the correct code is usually one of these.

Questions about B58.0

Is B58.0 a billable ICD-10-CM code?: No. B58.0 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does B58.0 sit in the tabular list?: Certain infectious and parasitic diseases (A00-B99), in the block Protozoal diseases (B50-B64).
What cannot be coded together with B58.0?: B58.0 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above B58.0 (B58) and apply to it just the same.