ICD-10 diagnosis code

B99 Other and unspecified infectious diseases

B99 is the ICD-10 code for Other and unspecified infectious diseases. It is a three-character category that is not subdivided further. It belongs to the block B99–B99 (Other infectious diseases) in Chapter I, Certain infectious and parasitic diseases.

Code type: Category (3 characters)
Chapter: I · A00–B99
Classification: WHO ICD-10, 2019 version

B99 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

B99Andra och ospecificerade infektionssjukdomar

B99.9Andra och ospecificerade infektionssjukdomar

NorwayICD-10-NO

B99Annen eller uspesifisert infeksjonssykdom

DenmarkICD-10-DK

DB99Andre eller ikke nærmere specificerede infektiøse sygdomme

DB999Anden eller ikke specificeret infektionssygdom

FinlandICD-10-FI

B99Muu tai määrittämätön tartuntatauti

GermanyICD-10-GM

B99Sonstige und nicht näher bezeichnete Infektionskrankheiten

FranceICD-10-FR

B99Maladies infectieuses, autres et non précisées

NetherlandsICD-10-NL

B99overige en niet-gespecificeerde infectieziekten

United StatesICD-10-CM

Listed through more specific codes:

B99.8Other infectious disease
B99.9Unspecified infectious disease

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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