2020 ICD-10-CM Diagnosis Code M25.18

Fistula, other specified site

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M25.18 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM M25.18 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M25.18 - other international versions of ICD-10 M25.18 may differ.
Applicable To
  • Fistula, vertebrae
The following code(s) above M25.18 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 M25.18:
  • 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
  • M20-M25
    2020 ICD-10-CM Range M20-M25

    Other joint disorders

    Type 2 Excludes
    Other joint disorders
  • M25
    ICD-10-CM Diagnosis Code M25

    Other joint disorder, not elsewhere classified

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • abnormality of gait and mobility (R26.-)
    • acquired deformities of limb (M20-M21)
    • calcification of bursa (M71.4-)
    • calcification of shoulder (joint) (M75.3)
    • calcification of tendon (M65.2-)
    • difficulty in walking (R26.2)
    • temporomandibular joint disorder (M26.6-)
    Other joint disorder, not elsewhere classified
Approximate Synonyms
  • Fistula of vertebra
  • Fistula of vertebral joint
ICD-10-CM M25.18 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 555 Signs and symptoms of musculoskeletal system and connective tissue with mcc
  • 556 Signs and symptoms of musculoskeletal system and connective tissue without mcc

Convert M25.18 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 M25.18:
  • Fistula (cutaneous) L98.8
    ICD-10-CM Diagnosis Code L98.8

    Other specified disorders of the skin and subcutaneous tissue

      2016 2017 2018 2019 2020 Billable/Specific Code
    • joint M25.10
      ICD-10-CM Diagnosis Code M25.10

      Fistula, unspecified joint

        2016 2017 2018 2019 2020 Billable/Specific Code
      • specified joint NEC M25.18
      • vertebrae M25.18

ICD-10-CM Codes Adjacent To M25.18
M25.161 Fistula, right knee
M25.162 Fistula, left knee
M25.169 Fistula, unspecified knee
M25.17 Fistula, ankle and foot
M25.171 Fistula, right ankle
M25.172 Fistula, left ankle
M25.173 Fistula, unspecified ankle
M25.174 Fistula, right foot
M25.175 Fistula, left foot
M25.176 Fistula, unspecified foot
M25.18 Fistula, other specified site
M25.2 Flail joint
M25.20 …… unspecified joint
M25.21 Flail joint, shoulder
M25.211 Flail joint, right shoulder
M25.212 Flail joint, left shoulder
M25.219 Flail joint, unspecified shoulder
M25.22 Flail joint, elbow
M25.221 Flail joint, right elbow
M25.222 Flail joint, left elbow
M25.229 Flail joint, unspecified elbow

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