T52.1X4D
✓ Billable
Toxic effect of benzene, undetermined, subsequent encounter
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T52.1X4D
System
ICD-10-CM
Billable
Yes — valid for submission
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 T52.1X4D?
ICD-10-CM code T52.1X4D represents Toxic effect of benzene, undetermined, subsequent encounter. It is a billable diagnosis code in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is T52.1X4D billable?
Yes. T52.1X4D is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is T52.1X4D in?
T52.1X4D belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T52 category
T52
Toxic effect of organic solvents
Non-billable
T52.0
Toxic effects of petroleum products
Non-billable
T52.1
Toxic effects of benzene
Non-billable
T52.2
Toxic effects of homologues of benzene
Non-billable
T52.3
Toxic effects of glycols
Non-billable
T52.4
Toxic effects of ketones
Non-billable
T52.8
Toxic effects of other organic solvents
Non-billable
T52.9
Toxic effects of unspecified organic solvent
Non-billable
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