A18.4 - Tuberculosis of skin and subcutaneous tissue
- Applicable to Tuberculosis of skin and subcutaneous tissue
- The 2025 edition of ICD10-CM A18.4 became effective on October 1, 2024.
- This is the American ICD10-CM version of A18.4 - other international versions of ICD10 A18.4 may differ.
- A18.4 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Erythema induratum, tuberculous
- Lupus excedens
- Lupus vulgaris NOS
- Lupus vulgaris of eyelid
- Scrofuloderma
- Tuberculosis of external ear
Type 2 Excludes
- lupus erythematosus (L93.-)
- systemic lupus erythematosus (M32.-)
Billable/Specific Code
The following codes above A18.4 contain annotation back-references that may be applicable to A18.4:
- Chapter: A00-B99 - Certain infectious and parasitic diseases
- Section: A15-A19 - Tuberculosis
- Category: A18 - Tuberculosis of other organs
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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