2022 ICD-10-CM Diagnosis Code M17

Osteoarthritis of knee

    2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
  • M17 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2022 edition of ICD-10-CM M17 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of M17 - other international versions of ICD-10 M17 may differ.
The following code(s) above M17 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 M17:
  • M00-M99
    2022 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
  • M15-M19
    2022 ICD-10-CM Range M15-M19

    Osteoarthritis

    Type 2 Excludes
    • osteoarthritis of spine (M47.-)
    Osteoarthritis
Clinical Information
  • Noninflammatory degenerative disease of the knee joint consisting of three large categories: conditions that block normal synchronous movement, conditions that produce abnormal pathways of motion, and conditions that cause stress concentration resulting in changes to articular cartilage. (Crenshaw, Campbell's Operative Orthopaedics, 8th ed, p2019)
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
  • 2022 (effective 10/1/2021): No change
ICD-10-CM Codes Adjacent To M17
M16.31 …… right hip
M16.32 …… left hip
M16.4 Bilateral post-traumatic osteoarthritis of hip
M16.5 Unilateral post-traumatic osteoarthritis of hip
M16.50 Unilateral post-traumatic osteoarthritis, unspecified hip
M16.51 Unilateral post-traumatic osteoarthritis, right hip
M16.52 Unilateral post-traumatic osteoarthritis, left hip
M16.6 Other bilateral secondary osteoarthritis of hip
M16.7 Other unilateral secondary osteoarthritis of hip
M16.9 Osteoarthritis of hip, unspecified
M17 Osteoarthritis of knee
M17.0 Bilateral primary osteoarthritis of knee
M17.1 Unilateral primary osteoarthritis of knee
M17.10 Unilateral primary osteoarthritis, unspecified knee
M17.11 Unilateral primary osteoarthritis, right knee
M17.12 Unilateral primary osteoarthritis, left knee
M17.2 Bilateral post-traumatic osteoarthritis of knee
M17.3 Unilateral post-traumatic osteoarthritis of knee
M17.30 Unilateral post-traumatic osteoarthritis, unspecified knee
M17.31 Unilateral post-traumatic osteoarthritis, right knee
M17.32 Unilateral post-traumatic osteoarthritis, left knee

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