2021 ICD-10-CM Code M66.14

Rupture of synovium, hand and fingers

Version 2021
Non-Billable Code

Not Valid for Submission

M66.14 is a "header" nonspecific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of rupture of synovium, hand and fingers. The code is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

ICD-10:M66.14
Short Description:Rupture of synovium, hand and fingers
Long Description:Rupture of synovium, hand and fingers

Code Classification

Specific Coding for Rupture of synovium, hand and fingers

Header codes like M66.14 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for 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)

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code M66.14 are found in the index:

Information for Patients


Finger Injuries and Disorders

You use your fingers and thumbs to do everything from grasping objects to playing musical instruments to typing. When there is something wrong with them, it can make life difficult. Common problems include


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Hand Injuries and Disorders

No matter how old you are or what you do for a living, you are always using your hands. When there is something wrong with them, you may not be able to do your regular activities.

Hand problems include


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)