A00–B99: Certain Infectious and Parasitic Diseases
Chapter 1 of ICD-10-CM 2027, 1,309 codes in 22 blocks.
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Chapter instructions
Includes: conditions that are coded here
- diseases generally recognized as communicable or transmissible
Excludes2: not included here, code separately if applicable
- 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: add a second code for this, listed after this one
- code to identify resistance to antimicrobial drugs (Z16.-)
Codes in this chapter
All codesBillable only1,309 results
- B10.01Human herpesvirus 6 encephalitis
- B10.09Other human herpesvirus encephalitis
- B10.8Other human herpesvirus infection
- B10.81Human herpesvirus 6 infection
- B10.82Human herpesvirus 7 infection
- B10.89Other human herpesvirus infection
- B15Acute hepatitis A
- B15.0Hepatitis A with hepatic coma
- B15.9Hepatitis A without hepatic coma
- B16Acute hepatitis B
- B16.0Acute hepatitis B with delta-agent with hepatic coma
- B16.1Acute hepatitis B with delta-agent without hepatic coma
- B16.2Acute hepatitis B without delta-agent with hepatic coma
- B16.9Acute hepatitis B without delta-agent and without hepatic coma
- B17Other acute viral hepatitis
- B17.0Acute delta-(super) infection of hepatitis B carrier
- B17.1Acute hepatitis C
- B17.10Acute hepatitis C without hepatic coma
- B17.11Acute hepatitis C with hepatic coma
- B17.2Acute hepatitis E
- B17.8Other specified acute viral hepatitis
- B17.9Acute viral hepatitis, unspecified
- B18Chronic viral hepatitis
- B18.0Chronic viral hepatitis B with delta-agent
- B18.1Chronic viral hepatitis B without delta-agent
- B18.2Chronic viral hepatitis C
- B18.8Other chronic viral hepatitis
- B18.9Chronic viral hepatitis, unspecified
- B19Unspecified viral hepatitis
- B19.0Unspecified viral hepatitis with hepatic coma
- B19.1Unspecified viral hepatitis B
- B19.10Unspecified viral hepatitis B without hepatic coma
- B19.11Unspecified viral hepatitis B with hepatic coma
- B19.2Unspecified viral hepatitis C
- B19.20Unspecified viral hepatitis C without hepatic coma
- B19.21Unspecified viral hepatitis C with hepatic coma
- B19.9Unspecified viral hepatitis without hepatic coma
- B20Human immunodeficiency virus [HIV] disease
- B25Cytomegaloviral disease
- B25.0Cytomegaloviral pneumonitis
- B25.1Cytomegaloviral hepatitis
- B25.2Cytomegaloviral pancreatitis
- B25.8Other cytomegaloviral diseases
- B25.9Cytomegaloviral disease, unspecified
- B26Mumps
- B26.0Mumps orchitis
- B26.1Mumps meningitis
- B26.2Mumps encephalitis
- B26.3Mumps pancreatitis
- B26.8Mumps with other complications