ICD-10-CM Chapter 1
Certain infectious and parasitic diseases
Chapter 1 of the 2016 edition of the ICD-10-CM contains ICD codes that cover certain infectious and parasitic diseases, in the code range A00-B99.
Code Range | Section Description |
---|---|
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 and prion 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 and viral infectious agents |
B99 | Other infectious diseases |
Coding Notes for Chapter 1
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Chapter Includes Notes:
Includes
Includes notes further define, or give examples of, conditions included in the section. - Diseases generally recognized as communicable or transmissible
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Additional Code Note:
Use Additional Code
Use Additional Code note means a second code must be used in conjunction with this code. Codes with this note are Etiology codes and must be followed by a Manifestation code or codes. - Code to identify resistance to antimicrobial drugs See code Z16.-
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Chapter Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here." - Certain localized infections - see body system-related chapters
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Chapter Type-2 Excludes:
Type-2 Excludes
Type-2 Excludes means the excluded conditions are different, although they may appear similar. A patient may have both conditions, but one does not include the other. Excludes 2 means "not coded here." - Carrier or suspected carrier of infectious disease - instead, use code Z22.-
- Infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium - instead, use code O98.-
- Infectious and parasitic diseases specific to the perinatal period - instead, use Section P35-P39
- Influenza and other acute respiratory infections - instead, use Section J00-J22