2020 ICD-10-CM Diagnosis Code S83.121D

Posterior subluxation of proximal end of tibia, right knee, subsequent encounter

    2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
  • S83.121D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Posterior sublux of proximal end of tibia, right knee, subs
  • The 2020 edition of ICD-10-CM S83.121D became effective on October 1, 2019.
  • This is the American ICD-10-CM version of S83.121D - other international versions of ICD-10 S83.121D may differ.
The following code(s) above S83.121D contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to S83.121D:
  • S00-T88
    2020 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • S80-S89
    2020 ICD-10-CM Range S80-S89

    Injuries to the knee and lower leg

    Type 2 Excludes
    • 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)
    Injuries to the knee and lower leg
  • S83
    ICD-10-CM Diagnosis Code S83

    Dislocation and sprain of joints and ligaments of knee

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Code Also
    • any associated open wound
    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
    Type 1 Excludes
    • 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)
    Type 2 Excludes
    • strain of muscle, fascia and tendon of lower leg (S86.-)
    Dislocation and sprain of joints and ligaments of knee
  • S83.1
    ICD-10-CM Diagnosis Code S83.1

    Subluxation and dislocation of knee

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Subluxation and dislocation of knee
  • S83.12
    ICD-10-CM Diagnosis Code S83.12

    Posterior subluxation and dislocation of proximal end of tibia

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Anterior dislocation of distal end of femur
    Posterior subluxation and dislocation of proximal end of tibia
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • S83.121D is considered exempt from POA reporting.
ICD-10-CM S83.121D is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 949 Aftercare with cc/mcc
  • 950 Aftercare without cc/mcc

Convert S83.121D to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To S83.121D
S83.115A …… initial encounter
S83.115D …… subsequent encounter
S83.115S …… sequela
S83.116 Anterior dislocation of proximal end of tibia, unspecified knee
S83.116A …… initial encounter
S83.116D …… subsequent encounter
S83.116S …… sequela
S83.12 Posterior subluxation and dislocation of proximal end of tibia
S83.121 Posterior subluxation of proximal end of tibia, right knee
S83.121A …… initial encounter
S83.121D …… subsequent encounter
S83.121S …… sequela
S83.122 Posterior subluxation of proximal end of tibia, left knee
S83.122A …… initial encounter
S83.122D …… subsequent encounter
S83.122S …… sequela
S83.123 Posterior subluxation of proximal end of tibia, unspecified knee
S83.123A …… initial encounter
S83.123D …… subsequent encounter
S83.123S …… sequela
S83.124 Posterior dislocation of proximal end of tibia, right knee

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.