V93.21XS — Heat exposure on board passenger ship, sequela
Is V93.21XS billable?
Yes — V93.21XS is billable for FY2027. V93.21XS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. V93.21XS may be submitted for encounters from October 1, 2026 through September 30, 2027.
V93.21XS at a glance
| Code | V93.21XS |
|---|---|
| Description | Heat exposure on board passenger ship, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in V93.21XS?
In V93.21XS, the 7th character S means sequela. The 7th character is required for V93.21XS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is V93.21XS listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under V93.21, the nearest indexed parent of V93.21XS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Heat › due to › man-made conditions › on board watercraft › passenger ship (effects of) (excessive)
Inclusion terms
Alternative wording in documentation that is classified to V93.21XS.
- Heat exposure on board Ferry-boat
- Heat exposure on board Liner
Excludes1 — never code together — inherited from V93
The conditions below can never be reported together with V93.21XS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from V93.2
The conditions below can never be reported together with V93.21XS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from V93
The conditions below are not part of V93.21XS, but a patient may have both at the same time. When documentation supports it, V93.21XS and the excluded code may both be reported.
- drowning and submersion due to accident on board watercraft, without accident to watercraft (V92.-)
Excludes2 — not included here — inherited from V93.2
The conditions below are not part of V93.21XS, but a patient may have both at the same time. When documentation supports it, V93.21XS and the excluded code may both be reported.
- burn due to fire on board watercraft (V93.0-)
How long has V93.21XS existed?
V93.21XS 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.