10ICD Code Hub

D81.81

Header — not billable

Biotin-dependent carboxylase deficiency

The ICD-10 code for biotin-dependent carboxylase deficiency is D81.81.

D81.81 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Clinical notes

Excludes1 (not coded here)

An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).

  • biotin-dependent carboxylase deficiency due to dietary deficiency of biotin (E53.8)

Also known as

Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.

  • Multiple carboxylase deficiency

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under D81.81

Related codes in this category