T22.421⚠ Requires 7th Character

Corrosion of unspecified degree of right elbow

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category T22

This code is not valid for billing without a 7th character. Append one of the following to T22.421:

Ainitial encounterT22.421ADsubsequent encounterT22.421DSsequelaT22.421S

Also Indexed As(ICD-10-CM Alphabetic Index)

These clinical terms, synonyms, and manifestations all map to T22.421 in the official ICD-10-CM Alphabetic Index.

Corrosion (injury) (acid) (caustic) (chemical) (lime) (external) (internal), elbow, right

Code Hierarchy

┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T20-T25Burns and corrosions of external body surface, specified by site (T20-T25)├T22Burn and corrosion of shoulder and upper limb, except wrist and hand
└T22.421Corrosion of unspecified degree of right elbow

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