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ICD-9-CM diagnosis code (retired)

812.42 — Closed fracture of lateral condyle of humerus

ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.

About ICD-9-CM 812.42

812.42 is an ICD-9-CM diagnosis code for closed fracture of lateral condyle of humerus. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.

The CMS General Equivalence Mappings translate it to 4 ICD-10-CM codes, such as S42.433A (Displaced fracture (avulsion) of lateral epicondyle of unspecified humerus, initial encounter for closed fracture), S42.436A (Nondisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, initial encounter for closed fracture) and S42.453A (Displaced fracture of lateral condyle of unspecified humerus, initial encounter for closed fracture). All of these are approximate matches, so review the record to pick the right one.

ICD-10-CM equivalents

Common questions about 812.42

What is the ICD-10 code for ICD-9 812.42?

The GEMs map 812.42 to ICD-10-CM S42.433A, S42.436A, S42.453A and S42.456A.

GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.