A44.9

Approximate Synonyms

• Bartonellosis

Clinical Information

• A gram-negative bacterial infection caused by bartonella bacilliformis. It is transmitted by ticks, flies and mosquitoes. Signs and symptoms include fever, headache, muscle pain, enlargement of the lymph nodes and anemia.

• Infections by the genus bartonella. Bartonella bacilliformis can cause acute febrile anemia, designated oroya fever, and a benign skin eruption, called verruga peruana. Bartonella quintana causes trench fever, while bartonella henselae is the etiologic agent of bacillary angiomatosis angiomatosis, bacillary) and is also one of the causes of cat-scratch disease in immunocompetent patients.

Details

• A44.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM A44.9 became effective on October 1, 2022.

• This is the American ICD-10-CM version of A44.9 – other international versions of ICD-10 A44.9 may differ.