S90.426 — Blister (nonthermal), unspecified lesser toe(s)
Is S90.426 billable?
No — S90.426 is a non-billable header code. S90.426 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath S90.426.
S90.426 at a glance
| Code | S90.426 |
|---|---|
| Description | Blister (nonthermal), unspecified lesser toe(s) |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S90.426 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S90.42, the nearest indexed parent of S90.426. Use them to find the family, then select the specific code.
- Blister › toe (nonthermal)
- Blister › toe › great (nonthermal)
Use additional code — inherited from Chapter 19
Report an additional code alongside S90.426 to fully describe the condition. S90.426 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of S90.426, but a patient may have both at the same time. When documentation supports it, S90.426 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S90-S99
The conditions below are not part of S90.426, but a patient may have both at the same time. When documentation supports it, S90.426 and the excluded code may both be reported.
What codes fall under S90.426? (3)
How long has S90.426 existed?
S90.426 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.