MCMedicalCodingSoftware
T52.0X1A

T52.0X1A: Toxic effect of petroleum products, accidental (unintentional), initial encounter

Billable / specific codeICD-10-CM

T52.0X1A is a billable, specific ICD-10-CM code for toxic effect of petroleum products, accidental (unintentional), initial encounter. It is valid for submission on a claim.

Check T52.0X1A with the rest of the claim: free scrubber

7th character "A": initial encounter

The appropriate 7th character is to be added to each code from category T52

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Toxic effects of petroleum products NOS

Excludes1 inherited from the categories above T52.0X1A

A category’s note binds every code beneath it.

Written on T52: Toxic effect of organic solvents

  • halogen derivatives of aliphatic and aromatic hydrocarbons (T53.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T52.0X1A is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56612Billing and Coding: CT of the Head
  • A57205Billing and Coding: Oximetry Services

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T52.0X1

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.