S83.133 — Medial subluxation of proximal end of tibia, unspecified knee
Is S83.133 billable?
No — S83.133 is a non-billable header code. S83.133 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 S83.133.
S83.133 at a glance
| Code | S83.133 |
|---|---|
| Description | Medial subluxation of proximal end of tibia, unspecified knee |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S83.133 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S83.13, the nearest indexed parent of S83.133. Use them to find the family, then select the specific code.
- Dislocation › knee › proximal tibia › medially (articular)
- Subluxation › knee › proximal tibia › medially
Use additional code — inherited from Chapter 19
Report an additional code alongside S83.133 to fully describe the condition. S83.133 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 S83.133, but a patient may have both at the same time. When documentation supports it, S83.133 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S80-S89
The conditions below are not part of S83.133, but a patient may have both at the same time. When documentation supports it, S83.133 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S83
The conditions below are not part of S83.133, but a patient may have both at the same time. When documentation supports it, S83.133 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S83.1
The conditions below are not part of S83.133, but a patient may have both at the same time. When documentation supports it, S83.133 and the excluded code may both be reported.
Code also — inherited from S83
Two codes may be needed to describe the condition fully. Whether S83.133 is sequenced first depends on the reason for the encounter.
- any associated open wound
What codes fall under S83.133? (3)
How long has S83.133 existed?
S83.133 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.
What other codes are in the S83.13 family? (5)
- S83.131Medial subluxation of proximal end of tibia, right kneenot billable
- S83.132Medial subluxation of proximal end of tibia, left kneenot billable
- S83.134Medial dislocation of proximal end of tibia, right kneenot billable
- S83.135Medial dislocation of proximal end of tibia, left kneenot billable
- S83.136Medial dislocation of proximal end of tibia, unspecified kneenot billable