ICD-10 · PDGM grouping
B58 Toxoplasmosis
All 11 codes in the B58 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
11
Can lead a claim
11
Cannot lead a claim
0
What CMS assigns to B58
All 11 codes group to MMTA - Infectious Disease, Neoplasms, and Blood-Forming Diseases (10) and Neuro Rehabilitation (1). None of the 11 is assigned a comorbidity subgroup. Every code can lead a claim.
Every code in B58
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| B58.0 Toxoplasma oculopathy | ||||
| B58.00 | Toxoplasma oculopathy, unspecified | Can lead a claim | K | None |
| B58.01 | Toxoplasma chorioretinitis | Can lead a claim | K | None |
| B58.09 | Other toxoplasma oculopathy | Can lead a claim | K | None |
| B58.1 | Toxoplasma hepatitis | Can lead a claim | K | None |
| B58.2 | Toxoplasma meningoencephalitis | Can lead a claim | B | None |
| B58.3 | Pulmonary toxoplasmosis | Can lead a claim | K | None |
| B58.8 Toxoplasmosis with other organ involvement | ||||
| B58.81 | Toxoplasma myocarditis | Can lead a claim | K | None |
| B58.82 | Toxoplasma myositis | Can lead a claim | K | None |
| B58.83 | Toxoplasma tubulo-interstitial nephropathy | Can lead a claim | K | None |
| B58.89 | Toxoplasmosis with other organ involvement | Can lead a claim | K | None |
| B58.9 | Toxoplasmosis, unspecified | Can lead a claim | K | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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