ICD 10 Chapter I

(Redirected from A00-B99)
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Certain infectious and parasitic diseases (A00-B99)

  • Includes: diseases generally recognized as communicable or transmissible
  • Use additional code for any associated drug resistance (Z16)
  • Excludes 1: carrier or suspected carrier of infectious disease (Z22.-) certain localized infections, infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) influenza and other acute respiratory infections (J00-J22)
  • Excludes 2: infectious and parasitic diseases specific to the perinatal period (P35-P39)


  • A00-A09 Intestinal infectious diseases
  • A15-A19 Tuberculosis
  • A20-A28 Certain zoonotic bacterial diseases
  • A30-A49 Other bacterial diseases
  • A50-A64 Infections with a predominantly sexual mode of transmission
  • A65-A69 Other spirochetal diseases
  • A70-A74 Other diseases caused by chlamydiae
  • A75-A79 Rickettsioses
  • A80-A89 Viral infections of the central nervous system
  • A90-A99 Arthropod-borne viral fevers and viral hemorrhagic fevers
  • B00-B09 Viral infections characterized by skin and mucous membrane lesions
  • B10 Other human herpesviruses B15-B19 Viral hepatitis B20 Human immunodeficiency virus [HIV] disease
  • B25-B34 Other viral diseases
  • B35-B49 Mycoses
  • B50-B64 Protozoal diseases
  • B65-B83 Helminthiases
  • B85-B89 Pediculosis, acariasis and other infestations
  • B90-B94 Sequelae of infectious and parasitic diseases
  • B95-B97 Bacterial, viral and other infectious agents
  • B99 Other infectious diseases

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