2019 ICD-10-CM Diagnosis Code S23.100A

Subluxation of unspecified thoracic vertebra, initial encounter

    2016 2017 2018 2019 Billable/Specific Code
  • S23.100A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Subluxation of unspecified thoracic vertebra, init encntr
  • The 2019 edition of ICD-10-CM S23.100A became effective on October 1, 2018.
  • This is the American ICD-10-CM version of S23.100A - other international versions of ICD-10 S23.100A may differ.
The following code(s) above S23.100A 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 S23.100A:
  • S00-T88
    2019 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
  • S20-S29
    2019 ICD-10-CM Range S20-S29

    Injuries to the thorax

    Includes
    • injuries of breast
    • injuries of chest (wall)
    • injuries of interscapular area
    Type 2 Excludes
    • burns and corrosions (T20-T32)
    • effects of foreign body in bronchus (T17.5)
    • effects of foreign body in esophagus (T18.1)
    • effects of foreign body in lung (T17.8)
    • effects of foreign body in trachea (T17.4)
    • frostbite (T33-T34)
    • injuries of axilla
    • injuries of clavicle
    • injuries of scapular region
    • injuries of shoulder
    • insect bite or sting, venomous (T63.4)
    Injuries to the thorax
  • S23
    ICD-10-CM Diagnosis Code S23

    Dislocation and sprain of joints and ligaments of thorax

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code Also
    • any associated open wound
    Includes
    • avulsion of joint or ligament of thorax
    • laceration of cartilage, joint or ligament of thorax
    • sprain of cartilage, joint or ligament of thorax
    • traumatic hemarthrosis of joint or ligament of thorax
    • traumatic rupture of joint or ligament of thorax
    • traumatic subluxation of joint or ligament of thorax
    • traumatic tear of joint or ligament of thorax
    Type 2 Excludes
    • dislocation, sprain of sternoclavicular joint (S43.2, S43.6)
    • strain of muscle or tendon of thorax (S29.01-)
    Dislocation and sprain of joints and ligaments of thorax
  • S23.1
    ICD-10-CM Diagnosis Code S23.1

    Subluxation and dislocation of thoracic vertebra

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code Also
    Type 2 Excludes
    • fracture of thoracic vertebrae (S22.0-)
    Subluxation and dislocation of thoracic vertebra
ICD-10-CM S23.100A is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 551 Medical back problems with mcc
  • 552 Medical back problems without mcc
  • 955 Craniotomy for multiple significant trauma
  • 956 Limb reattachment, hip and femur procedures for multiple significant trauma
  • 957 Other o.r. Procedures for multiple significant trauma with mcc
  • 958 Other o.r. Procedures for multiple significant trauma with cc
  • 959 Other o.r. Procedures for multiple significant trauma without cc/mcc
  • 963 Other multiple significant trauma with mcc
  • 964 Other multiple significant trauma with cc
  • 965 Other multiple significant trauma without cc/mcc

Convert S23.100A 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
ICD-10-CM Codes Adjacent To S23.100A
S22.9XXK …… subsequent encounter for fracture with nonunion
S22.9XXS …… sequela
S23 Dislocation and sprain of joints and ligaments of thorax
S23.0 Traumatic rupture of thoracic intervertebral disc
S23.0XXA …… initial encounter
S23.0XXD …… subsequent encounter
S23.0XXS …… sequela
S23.1 Subluxation and dislocation of thoracic vertebra
S23.10 Subluxation and dislocation of unspecified thoracic vertebra
S23.100 Subluxation of unspecified thoracic vertebra
S23.100A …… initial encounter
S23.100D …… subsequent encounter
S23.100S …… sequela
S23.101 Dislocation of unspecified thoracic vertebra
S23.101A …… initial encounter
S23.101D …… subsequent encounter
S23.101S …… sequela
S23.11 Subluxation and dislocation of T1/T2 thoracic vertebra
S23.110 Subluxation of T1/T2 thoracic vertebra
S23.110A …… initial encounter
S23.110D …… subsequent encounter

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