T38
⚠ Non-billable
Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T38
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code T38?
ICD-10-CM code T38 represents Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is T38 billable?
No. T38 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T38 in?
T38 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T38 category
T38.0
Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues
Non-billable
T38.1
Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes
Non-billable
T38.0X
Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues
Non-billable
T38.1X
Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes
Non-billable
T38.0X1
Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional)
Non-billable
T38.0X2
Poisoning by glucocorticoids and synthetic analogues, intentional self-harm
Non-billable
T38.0X3
Poisoning by glucocorticoids and synthetic analogues, assault
Non-billable
T38.0X4
Poisoning by glucocorticoids and synthetic analogues, undetermined
Non-billable
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