Category · FY2027
T53 Toxic effect of halogen derivatives of aliphatic and aromatic hydrocarbons
- Header · not billable
- Codes take a 7th character
T53 is not billable. The category heads 108 billable codes in FY2027, grouped under 9 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.
Where it sits
- Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
- T51-T65 Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
- T53 Toxic effect of halogen derivatives of aliphatic and aromatic hydrocarbons
- Billable codes
- 108
- Subdivisions
- 9
- CC / MCC codes
- 0 / 0
- HCC V28 codes
- 9
- New FY2027
- 0
- Index entries
- 0
Codes in T53
- T53.0Toxic effects of carbon tetrachlorideHeader
Inclusion terms 1
Inclusion terms
- Toxic effects of tetrachloromethane
- T53.0XToxic effects of carbon tetrachlorideHeader
- T53.0X1Toxic effect of carbon tetrachloride, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of carbon tetrachloride NOS
- T53.0X2Toxic effect of carbon tetrachloride, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.0X3Toxic effect of carbon tetrachloride, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.0X4Toxic effect of carbon tetrachloride, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.1Toxic effects of chloroformHeader
Inclusion terms 1
Inclusion terms
- Toxic effects of trichloromethane
- T53.1XToxic effects of chloroformHeader
- T53.1X1Toxic effect of chloroform, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of chloroform NOS
- T53.1X2Toxic effect of chloroform, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.1X3Toxic effect of chloroform, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.1X4Toxic effect of chloroform, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.2Toxic effects of trichloroethyleneHeader
Inclusion terms 1
Inclusion terms
- Toxic effects of trichloroethene
- T53.2XToxic effects of trichloroethyleneHeader
- T53.2X1Toxic effect of trichloroethylene, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of trichloroethylene NOS
- T53.2X2Toxic effect of trichloroethylene, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.2X3Toxic effect of trichloroethylene, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.2X4Toxic effect of trichloroethylene, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.3Toxic effects of tetrachloroethyleneHeader
Inclusion terms 2
Inclusion terms
- Toxic effects of perchloroethylene
- Toxic effect of tetrachloroethene
- T53.3XToxic effects of tetrachloroethyleneHeader
- T53.3X1Toxic effect of tetrachloroethylene, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of tetrachloroethylene NOS
- T53.3X2Toxic effect of tetrachloroethylene, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.3X3Toxic effect of tetrachloroethylene, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.3X4Toxic effect of tetrachloroethylene, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.4Toxic effects of dichloromethaneHeader
Inclusion terms 1
Inclusion terms
- Toxic effects of methylene chloride
- T53.4XToxic effects of dichloromethaneHeader
- T53.4X1Toxic effect of dichloromethane, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of dichloromethane NOS
- T53.4X2Toxic effect of dichloromethane, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.4X3Toxic effect of dichloromethane, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.4X4Toxic effect of dichloromethane, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.5Toxic effects of chlorofluorocarbonsHeader
- T53.5XToxic effects of chlorofluorocarbonsHeader
- T53.5X1Toxic effect of chlorofluorocarbons, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of chlorofluorocarbons NOS
- T53.5X2Toxic effect of chlorofluorocarbons, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.5X3Toxic effect of chlorofluorocarbons, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.5X4Toxic effect of chlorofluorocarbons, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.6Toxic effects of other halogen derivatives of aliphatic hydrocarbonsHeader
- T53.6XToxic effects of other halogen derivatives of aliphatic hydrocarbonsHeader
- T53.6X1Toxic effect of other halogen derivatives of aliphatic hydrocarbons, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of other halogen derivatives of aliphatic hydrocarbons NOS
- T53.6X2Toxic effect of other halogen derivatives of aliphatic hydrocarbons, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.6X3Toxic effect of other halogen derivatives of aliphatic hydrocarbons, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.6X4Toxic effect of other halogen derivatives of aliphatic hydrocarbons, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.7Toxic effects of other halogen derivatives of aromatic hydrocarbonsHeader
- T53.7XToxic effects of other halogen derivatives of aromatic hydrocarbonsHeader
- T53.7X1Toxic effect of other halogen derivatives of aromatic hydrocarbons, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Toxic effects of other halogen derivatives of aromatic hydrocarbons NOS
- T53.7X2Toxic effect of other halogen derivatives of aromatic hydrocarbons, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.7X3Toxic effect of other halogen derivatives of aromatic hydrocarbons, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.7X4Toxic effect of other halogen derivatives of aromatic hydrocarbons, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.9Toxic effects of unspecified halogen derivatives of aliphatic and aromatic hydrocarbonsHeader
- T53.91Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.92Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T53.93Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T53.94Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.
Instructions
Notes that also apply
Block T51-T65 instructions (Notes 1, Excludes1 1, Use additional code 4): printed on the block page.
Chapter 19 instructions (Notes 2, Excludes2 2, Use additional code 1): printed on the chapter 19 page.
7th characters
7th characters for T53 defined here
The appropriate 7th character is to be added to each code from category T53
| 7th | Meaning (NCHS) |
|---|---|
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.