ICD-10-CM chapter 1 · A00-B99
Certain infectious and parasitic diseases
About chapter 1
22 code blocks
- A00-A09Intestinal infectious diseases10 categories
- A15-A19Tuberculosis4 categories
- A20-A28Certain zoonotic bacterial diseases9 categories
- A30-A49Other bacterial diseases18 categories
- A50-A64Infections with a predominantly sexual mode of transmission13 categories
- A65-A69Other spirochetal diseases5 categories
- A70-A74Other diseases caused by chlamydiae3 categories
- A75-A79Rickettsioses4 categories
- A80-A89Viral and prion infections of the central nervous system10 categories
- A90-A99Arthropod-borne viral fevers and viral hemorrhagic fevers9 categories
- B00-B09Viral infections characterized by skin and mucous membrane lesions10 categories
- B10Other human herpesviruses1 categories
- B15-B19Viral hepatitis5 categories
- B20Human immunodeficiency virus [HIV] disease1 categories
- B25-B34Other viral diseases6 categories
- B35-B49Mycoses15 categories
- B50-B64Protozoal diseases12 categories
- B65-B83Helminthiases19 categories
- B85-B89Pediculosis, acariasis and other infestations5 categories
- B90-B94Sequelae of infectious and parasitic diseases4 categories
- B95-B97Bacterial and viral infectious agents3 categories
- B99Other infectious diseases1 categories
Chapter notes
Includes
- diseases generally recognized as communicable or transmissible
Excludes2
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Use additional code
- code to identify resistance to antimicrobial drugs (Z16.-)