2020 ICD-10-CM Diagnosis Code M66.15

Rupture of synovium, hip

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • M66.15 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM M66.15 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M66.15 - other international versions of ICD-10 M66.15 may differ.
The following code(s) above M66.15 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 M66.15:
  • M00-M99
    2020 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
  • M66
    ICD-10-CM Diagnosis Code M66

    Spontaneous rupture of synovium and tendon

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    • rupture that occurs when a normal force is applied to tissues that are inferred to have less than normal strength
    Type 2 Excludes
    • rotator cuff syndrome (M75.1-)
    • rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region
    Spontaneous rupture of synovium and tendon
  • M66.1
    ICD-10-CM Diagnosis Code M66.1

    Rupture of synovium

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Rupture of synovial cyst
    Type 2 Excludes
    • rupture of popliteal cyst (M66.0)
    Rupture of synovium
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 M66.15:
  • Rupture, ruptured
    • synovium (cyst) M66.10
      ICD-10-CM Diagnosis Code M66.10

      Rupture of synovium, unspecified joint

        2016 2017 2018 2019 2020 Billable/Specific Code
      • pelvic region M66.15-
      • thigh M66.15-

ICD-10-CM Codes Adjacent To M66.15
M66.131 Rupture of synovium, right wrist
M66.132 Rupture of synovium, left wrist
M66.139 Rupture of synovium, unspecified wrist
M66.14 Rupture of synovium, hand and fingers
M66.141 Rupture of synovium, right hand
M66.142 Rupture of synovium, left hand
M66.143 Rupture of synovium, unspecified hand
M66.144 Rupture of synovium, right finger(s)
M66.145 Rupture of synovium, left finger(s)
M66.146 Rupture of synovium, unspecified finger(s)
M66.15 Rupture of synovium, hip
M66.151 Rupture of synovium, right hip
M66.152 Rupture of synovium, left hip
M66.159 Rupture of synovium, unspecified hip
M66.17 Rupture of synovium, ankle, foot and toes
M66.171 Rupture of synovium, right ankle
M66.172 Rupture of synovium, left ankle
M66.173 Rupture of synovium, unspecified ankle
M66.174 Rupture of synovium, right foot
M66.175 Rupture of synovium, left foot
M66.176 Rupture of synovium, unspecified foot

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