Babesiosis, unspecified

This code represents an infection caused by Babesia parasites, which are transmitted by ticks and infect red blood cells, leading to a malaria-like illness. Symptoms can range from asymptomatic to severe, including fever, chills, sweats, myalgia, and hemolytic anemia. It is a zoonotic disease primarily affecting immunocompromised individuals or the elderly.

Use this code when babesiosis is diagnosed, but the specific species of Babesia is not documented or is unknown. This code is appropriate when the physician's documentation confirms a diagnosis of babesiosis without further specification. It is often used when initial lab results indicate Babesia infection but species identification is pending or not performed.

• Avoid using this code if the specific Babesia species (e.g., Babesia microti) is identified; instead, use the more specific code.
• Ensure documentation clearly states "babesiosis, unspecified" or simply "babesiosis" without further detail to support this code.
• Consider co-occurring tick-borne illnesses, such as Lyme disease, and code them separately if documented.