1. ICD-10-CM Codes
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2. M00-M99 Diseases of the musculoskeletal system and connective tissue
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3. M70-M79 Other soft tissue disorders
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4. M79- Other and unspecified soft tissue disorders, not elsewhere classified
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5. 2021 ICD-10-CM Diagnosis Code M79.89

2021 ICD-10-CM Diagnosis Code M79.89

Other specified soft tissue disorders

2016 2017 2018 2019 2020 2021 Billable/Specific Code

• M79.89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2021 edition of ICD-10-CM M79.89 became effective on October 1, 2020.
• This is the American ICD-10-CM version of M79.89 - other international versions of ICD-10 M79.89 may differ.

• Infection, soft tissue
• Mass of soft tissue of left arm
• Mass of soft tissue of left upper limb
• Mass of soft tissue of right arm
• Mass of soft tissue of right upper limb
• Neonatal subcutaneous fat necrosis
• Pancreatitis with subcutaneous nodular fat necrosis
• Soft tissue infection
• Subcutaneous fat necrosis of newborn
• Subcutaneous nodular fat necrosis in pancreatitis
• Swelling of bilateral arms
• Swelling of bilateral fingers
• Swelling of bilateral legs
• Swelling of bilateral lower limbs
• Swelling of bilateral toes
• Swelling of bilateral wrists
• Swelling of finger
• Swelling of finger of left hand
• Swelling of finger of right hand
• Swelling of joint of left wrist
• Swelling of joint of right wrist
• Swelling of left arm
• Swelling of left finger
• Swelling of left leg
• Swelling of left lower limb
• Swelling of left toe
• Swelling of left upper limb
• Swelling of left wrist
• Swelling of limb
• Swelling of right arm
• Swelling of right finger
• Swelling of right leg
• Swelling of right lower limb
• Swelling of right toe
• Swelling of right upper limb
• Swelling of right wrist
• Swelling of toe
• Swelling of toe of left foot
• Swelling of toe of right foot
• Toe swelling

• 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 M79.89 to ICD-9-CM

• 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

• Cheiromegaly M79.89
• Disorder (of) - see also Disease
  • soft tissue M79.9
    ICD-10-CM Diagnosis Code M79.9

    Soft tissue disorder, unspecified

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • specified type NEC M79.89
• Polyalgia M79.89
• Swelling (of) R60.9
  ICD-10-CM Diagnosis Code R60.9

  Edema, unspecified

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Applicable To

  • Fluid retention NOS
  • arm M79.89
    • forearm M79.89
  • leg M79.89
    • lower M79.89
  • finger M79.89
  • foot M79.89
  • hand M79.89
  • toe M79.89

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