A00 vs P37
A00 (Cholera) compared with P37 (Other congenital infectious and parasitic diseases), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. P37 carries an Excludes2 note covering A00: “infectious neonatal diarrhea (A00-A09)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. P37 carries an Excludes2 note covering A00: “infectious diseases not specific to the perinatal period (A00-B99, J09, J10.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. P37 carries an Excludes2 note covering A00: “intestinal infectious disease (A00-A09)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| A00Cholera | P37Other congenital infectious and parasitic diseases | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) | P00-P96 — Certain Conditions Originating in the Perinatal Period (P00-P96) |
| Definition | Cholera is a non-billable ICD-10-CM category code (A00). | Other congenital infectious and parasitic diseases is a non-billable ICD-10-CM category code (P37). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources