Index to Diseases and Injuries

Carditis (acute) (bacterial) (chronic) (subacute)

Index code:I51.89

meningococcal A39.50
rheumatic — see Disease, heart, rheumatic
rheumatoid — see Rheumatoid, carditis
viral B33.20

Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.

Frequently asked questions

What is the ICD-10-CM code for Carditis?

The ICD-10-CM Alphabetic Index directs "Carditis" to I51.89. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.

ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.