T38.1X
Header — not billablePoisoning by, adverse effect of and underdosing of thyroid hormones and substitutes
The ICD-10 code for poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes is T38.1X.
T38.1X is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under T38.1X
- T38.1X1Poisoning by thyroid hormones and substitutes, accidental (unintentional)
- T38.1X2Poisoning by thyroid hormones and substitutes, intentional self-harm
- T38.1X3Poisoning by thyroid hormones and substitutes, assault
- T38.1X4Poisoning by thyroid hormones and substitutes, undetermined
- T38.1X5Adverse effect of thyroid hormones and substitutes
- T38.1X6Underdosing of thyroid hormones and substitutes