2021 ICD-10-CM Diagnosis Code M99.84

Other biomechanical lesions of sacral region

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • M99.84 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM M99.84 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of M99.84 - other international versions of ICD-10 M99.84 may differ.
The following code(s) above M99.84 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 M99.84:
  • M00-M99
    2021 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    • 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
  • M99
    ICD-10-CM Diagnosis Code M99

    Biomechanical lesions, not elsewhere classified

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    • This category should not be used if the condition can be classified elsewhere.
    Biomechanical lesions, not elsewhere classified
Approximate Synonyms
  • Non-allopathic lesion sacral region
  • Nonallopathic lesion of sacral region
ICD-10-CM M99.84 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 551 Medical back problems with mcc
  • 552 Medical back problems without mcc

Convert M99.84 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
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to M99.84:
  • Lesion(s) (nontraumatic)
    • biomechanical M99.9
      ICD-10-CM Diagnosis Code M99.9

      Biomechanical lesion, unspecified

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      • specified type NEC M99.89
        ICD-10-CM Diagnosis Code M99.89

        Other biomechanical lesions of abdomen and other regions

          2016 2017 2018 2019 2020 2021 Billable/Specific Code
        • sacral region M99.84
        • sacrococcygeal M99.84
        • sacroiliac M99.84

ICD-10-CM Codes Adjacent To M99.84
M99.75 …… of pelvic region
M99.76 …… of lower extremity
M99.77 …… of upper extremity
M99.78 …… of rib cage
M99.79 …… of abdomen and other regions
M99.8 Other biomechanical lesions
M99.80 …… of head region
M99.81 …… of cervical region
M99.82 …… of thoracic region
M99.83 …… of lumbar region
M99.84 …… of sacral region
M99.85 …… of pelvic region
M99.86 …… of lower extremity
M99.87 …… of upper extremity
M99.88 …… of rib cage
M99.89 …… of abdomen and other regions
M99.9 Biomechanical lesion, unspecified
N00 Acute nephritic syndrome
N00.0 Acute nephritic syndrome with minor glomerular abnormality
N00.1 Acute nephritic syndrome with focal and segmental glomerular lesions
N00.2 Acute nephritic syndrome with diffuse membranous glomerulonephritis

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