2020 ICD-10-CM Diagnosis Code M42.18

Adult osteochondrosis of spine, sacral and sacrococcygeal region

    2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
  • M42.18 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Adult osteochondrosis of spine, sacr/sacrocygl region
  • The 2020 edition of ICD-10-CM M42.18 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M42.18 - other international versions of ICD-10 M42.18 may differ.
ICD-10-CM Coding Rules
  • M42.18 is applicable to adult patients aged 15 - 124 years inclusive.
The following code(s) above M42.18 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 M42.18:
  • M00-M99
    2020 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
    Type 2 Excludes
    • arthropathic psoriasis (L40.5-)
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • compartment syndrome (traumatic) (T79.A-)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the musculoskeletal system and connective tissue
Approximate Synonyms
  • Adult osteochondrosis of sacrococcygeal spine
ICD-10-CM M42.18 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 553 Bone diseases and arthropathies with mcc
  • 554 Bone diseases and arthropathies without mcc

Convert M42.18 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

Diagnosis Index entries containing back-references to M42.18:
  • Osteochondrosis - see also Osteochondropathy, by site
    • spine M42.9
      ICD-10-CM Diagnosis Code M42.9

      Spinal osteochondrosis, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • adult M42.10
        ICD-10-CM Diagnosis Code M42.10

        Adult osteochondrosis of spine, site unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
        • sacrococcygeal region M42.18

ICD-10-CM Codes Adjacent To M42.18
M42.09 …… multiple sites in spine
M42.1 Adult osteochondrosis of spine
M42.10 …… site unspecified
M42.11 …… occipito-atlanto-axial region
M42.12 …… cervical region
M42.13 …… cervicothoracic region
M42.14 …… thoracic region
M42.15 …… thoracolumbar region
M42.16 …… lumbar region
M42.17 …… lumbosacral region
M42.18 …… sacral and sacrococcygeal region
M42.19 …… multiple sites in spine
M42.9 Spinal osteochondrosis, unspecified
M43 Other deforming dorsopathies
M43.0 Spondylolysis
M43.00 …… site unspecified
M43.01 …… occipito-atlanto-axial region
M43.02 …… cervical region
M43.03 …… cervicothoracic region
M43.04 …… thoracic region
M43.05 …… thoracolumbar region

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