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Free Medical Coding > ICD10 CM > 2025 ICD-10-CM Codes > 2025 ICD-10-CM Codes M00-M99 – Diseases of the musculoskeletal system and connective tissue (M00-M99) > 2025 ICD-10-CM Codes M80-M85 – Disorders of bone density and structure (M80-M85) > 2025 ICD-10-CM Codes M84 – Disorder of continuity of bone (M84) > 2025 ICD-10-CM Codes M84.6 – Pathological fracture in other disease (M84.6) > 2025 ICD-10-CM Codes M84.64 – Pathological fracture in other disease, hand (M84.64) > 2025 ICD-10-CM Codes M84.649 – Pathological fracture in other disease, unspecified hand > 2025 ICD-10-CM Diagnosis Code M84.649K – Pathological fracture in other disease, unspecified hand, subsequent encounter for fracture with nonunion

2025 ICD-10-CM Diagnosis Code M84.649K – Pathological fracture in other disease, unspecified hand, subsequent encounter for fracture with nonunion

2016201720182019202020212022202320242025Billable/Specific Code
  • M84.649K is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2024 edition of ICD-10-CM M84.649K became effective on October 1, 2022.
  • This is the American ICD-10-CM version of M84.649K – other international versions of ICD-10 M84.649K may differ.

ICD-10-CM M84.649K is grouped within Diagnostic Related Group(s):

  • 564 Other musculoskeletal system and connective tissue diagnoses with mcc
  • 565 Other musculoskeletal system and connective tissue diagnoses with cc
  • 566 Other musculoskeletal system and connective tissue diagnoses without cc/mcc

Code History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2016 (effective 10/1/2015): No change
  • 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
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change
  • 2025 (effective 10/1/2024): No change

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