S83.102S is the authoritative medical code for Unspecified subluxation of left knee, sequela. This classification is used in medical billing and clinical recording to specify the clinical criteria for unspecified subluxation of left knee, sequela (ICD-10-CM S83.102S), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Unspecified subluxation of left knee, sequela is a billable ICD-10-CM diagnosis code S83.102S. Includes: avulsion of joint or ligament of knee; laceration of cartilage, joint or ligament of knee; sprain of cartilage, joint or ligament of knee; traumatic hemarthrosis of joint or ligament of knee; traumatic rupture of joint or ligament of knee; traumatic subluxation of joint or ligament of knee; traumatic tear of joint or ligament of knee. Excludes2 (not included here): instability of knee prosthesis (T84.022, T84.023); derangement of patella M22.0-M22.3; injury of patellar ligament tendon S76.1-; internal derangement of knee M23.-; old dislocation of knee M24.36; pathological dislocation of knee M24.36; recurrent dislocation of knee M22.0; strain of muscle, fascia and tendon of lower leg S86.-; burns and corrosions T20-T32; frostbite T33-T34; injuries of ankle and foot, except fracture of ankle and malleolus S90-S99; insect bite or sting, venomous T63.4. Code also: any associated open wound. 7th character: The appropriate 7th character is to be added to each code from category S83.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S83.102S in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- avulsion of joint or ligament of knee
- laceration of cartilage, joint or ligament of knee
- sprain of cartilage, joint or ligament of knee
- traumatic hemarthrosis of joint or ligament of knee
- traumatic rupture of joint or ligament of knee
- traumatic subluxation of joint or ligament of knee
- traumatic tear of joint or ligament of knee
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- instability of knee prosthesis (T84.022, T84.023)
- derangement of patella M22.0-M22.3
- injury of patellar ligament tendon S76.1-
- internal derangement of knee M23.-
- old dislocation of knee M24.36
- pathological dislocation of knee M24.36
- recurrent dislocation of knee M22.0
- strain of muscle, fascia and tendon of lower leg S86.-
- burns and corrosions T20-T32
- frostbite T33-T34
- injuries of ankle and foot, except fracture of ankle and malleolus S90-S99
- insect bite or sting, venomous T63.4
Code Also
Additional codes that may be required to fully describe the encounter.
- any associated open wound
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S83.102S require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S83.
Can S83.102S be reported alongside related conditions?
Per Excludes2 instructions, S83.102S and the following may both be reported when both are present: instability of knee prosthesis (T84.022, T84.023); derangement of patella (M22.0-M22.3); injury of patellar ligament (tendon) (S76.1-); internal derangement of knee (M23.-).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S83.102S, with their registry titles.
- S83 — Dislocation and sprain of joints and ligaments of knee
- S83.0 — Subluxation and dislocation of patella
- S83.00 — Unspecified subluxation and dislocation of patella
- S83.001 — Unspecified subluxation of right patella
- S83.001A — Unspecified subluxation of right patella, initial encounter
- S83.001D — Unspecified subluxation of right patella, subsequent encounter
- S83.001S — Unspecified subluxation of right patella, sequela
- S83.002 — Unspecified subluxation of left patella
- S83.002A — Unspecified subluxation of left patella, initial encounter
- S83.002D — Unspecified subluxation of left patella, subsequent encounter
- S83.002S — Unspecified subluxation of left patella, sequela
- S83.003 — Unspecified subluxation of unspecified patella
- S83.003A — Unspecified subluxation of unspecified patella, initial encounter
- S83.003D — Unspecified subluxation of unspecified patella, subsequent encounter
- S83.003S — Unspecified subluxation of unspecified patella, sequela
- S83.004 — Unspecified dislocation of right patella
- S83.004A — Unspecified dislocation of right patella, initial encounter
- S83.004D — Unspecified dislocation of right patella, subsequent encounter
- S83.004S — Unspecified dislocation of right patella, sequela
- S83.005 — Unspecified dislocation of left patella
- S83.005A — Unspecified dislocation of left patella, initial encounter
- S83.005D — Unspecified dislocation of left patella, subsequent encounter
- S83.005S — Unspecified dislocation of left patella, sequela
- S83.006 — Unspecified dislocation of unspecified patella
- S83.006A — Unspecified dislocation of unspecified patella, initial encounter
- S83.006D — Unspecified dislocation of unspecified patella, subsequent encounter
- S83.006S — Unspecified dislocation of unspecified patella, sequela
- S83.01 — Lateral subluxation and dislocation of patella
- S83.011 — Lateral subluxation of right patella
- S83.011A — Lateral subluxation of right patella, initial encounter
- S83.011D — Lateral subluxation of right patella, subsequent encounter
- S83.011S — Lateral subluxation of right patella, sequela
- S83.012 — Lateral subluxation of left patella
- S83.012A — Lateral subluxation of left patella, initial encounter
- S83.012D — Lateral subluxation of left patella, subsequent encounter
- S83.012S — Lateral subluxation of left patella, sequela
- S83.013 — Lateral subluxation of unspecified patella
- S83.013A — Lateral subluxation of unspecified patella, initial encounter
- S83.013D — Lateral subluxation of unspecified patella, subsequent encounter
- S83.013S — Lateral subluxation of unspecified patella, sequela
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code S86.102S
Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, sequela