Category A43 Non-Billable Category FY2027 Dataset

A43: Nocardiosis

Parent Chapter: Chapter 1: Certain infectious and parasitic diseases

Notice on Coding Specificity: Category A43 is a 3-character heading and cannot be reported directly on healthcare claims. You must assign one of the specific child codes listed below.

Specific Child Codes in Category A43

Code	Official Descriptor	Status	Action
A43.0	Pulmonary nocardiosis	Billable Code	View Code
A43.1	Cutaneous nocardiosis	Billable Code	View Code
A43.8	Other forms of nocardiosis	Billable Code	View Code
A43.9	Nocardiosis, unspecified	Billable Code	View Code
A43	Nocardiosis	Non-Billable	View Code