T52.3X3D — Toxic effect of glycols, assault, subsequent encounter
Is T52.3X3D billable?
Yes — T52.3X3D is billable for FY2027. T52.3X3D is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T52.3X3D may be submitted for encounters from October 1, 2026 through September 30, 2027.
T52.3X3D at a glance
| Code | T52.3X3D |
|---|---|
| Description | Toxic effect of glycols, assault, subsequent encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "D" | subsequent encounter |
What does the 7th character "D" mean in T52.3X3D?
In T52.3X3D, the 7th character D means subsequent encounter. The 7th character is required for T52.3X3D to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T52.3X3D group to?
T52.3X3D sits in MDC 23 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 949Aftercare with CC/MCCmedical
- 950Aftercare without CC/MCCmedical
Excludes1 — never code together — inherited from T51-T65
The conditions below can never be reported together with T52.3X3D on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- contact with and (suspected) exposure to toxic substances (Z77.-)
Excludes1 — never code together — inherited from T52
The conditions below can never be reported together with T52.3X3D on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- halogen derivatives of aliphatic and aromatic hydrocarbons (T53.-)
Use additional code — inherited from Chapter 19
Report an additional code alongside T52.3X3D to fully describe the condition. T52.3X3D is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T51-T65
Report an additional code alongside T52.3X3D to fully describe the condition. T52.3X3D is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T52.3X3D, but a patient may have both at the same time. When documentation supports it, T52.3X3D and the excluded code may both be reported.
How long has T52.3X3D existed?
T52.3X3D has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.