T20.4 Non-Billable Code
Corrosion of unspecified degree of head, face, and neck
Chapter Classification
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
Section Detail
T20-T25
Burns and corrosions of external body surface, specified by site (T20-T25)
Code Hierarchy
This code is a child of T20.
As a non-billable code, it requires more specific digits to be used on a medical claim.
As a non-billable code, it requires more specific digits to be used on a medical claim.
Coding Guidelines & Notes
codeFirst
- (T51-T65) to identify chemical and intent
useAdditionalCode
- external cause code to identify place (Y92)
More Specific Diagnosis Codes
This code is not billable as it requires a higher level of specificity. Select a more specific code below.
- T20.40 - Corrosion of unspecified degree of head, face, and neck, unspecified site Billable
- T20.41 - Corrosion of unspecified degree of ear [any part, except ear drum]
- T20.42 - Corrosion of unspecified degree of lip(s) Billable
- T20.43 - Corrosion of unspecified degree of chin Billable
- T20.44 - Corrosion of unspecified degree of nose (septum) Billable
- T20.45 - Corrosion of unspecified degree of scalp [any part] Billable
- T20.46 - Corrosion of unspecified degree of forehead and cheek Billable
- T20.47 - Corrosion of unspecified degree of neck Billable
- T20.49 - Corrosion of unspecified degree of multiple sites of head, face, and neck Billable
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