T38 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified.
Type 1 excludes
Seventh character note
The appropriate 7th character is to be added to each code from category T38
Seventh character extensions
A: initial encounter
D: subsequent encounter
S: sequela
Codes
T38.0
Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues
T38.1
Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes
T38.2
Poisoning by, adverse effect of and underdosing of antithyroid drugs
T38.3
Poisoning by, adverse effect of and underdosing of insulin and oral hypoglycemic [antidiabetic] drugs
T38.4
Poisoning by, adverse effect of and underdosing of oral contraceptives
T38.5
Poisoning by, adverse effect of and underdosing of other estrogens and progestogens
T38.6
Poisoning by, adverse effect of and underdosing of antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified
T38.7
Poisoning by, adverse effect of and underdosing of androgens and anabolic congeners
T38.8
Poisoning by, adverse effect of and underdosing of other and unspecified hormones and synthetic substitutes
T38.9
Poisoning by, adverse effect of and underdosing of other and unspecified hormone antagonists
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code