ICD-10-CM Code M04.9

Autoinflammatory syndrome, unspecified

Version 2020 Billable Code

Valid for Submission

M04.9 is a billable code used to specify a medical diagnosis of autoinflammatory syndrome, unspecified. The code is valid for the year 2020 for the submission of HIPAA-covered transactions.

ICD-10:M04.9
Short Description:Autoinflammatory syndrome, unspecified
Long Description:Autoinflammatory syndrome, unspecified

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 M04.9 are found in the index:


Diagnostic Related Groups

The ICD-10 code M04.9 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC).
applicable from 10/01/2020 through 09/30/2020.

  • 545 - CONNECTIVE TISSUE DISORDERS WITH MCC
  • 546 - CONNECTIVE TISSUE DISORDERS WITH CC
  • 547 - CONNECTIVE TISSUE DISORDERS WITHOUT CC/MCC

Convert M04.9 to ICD-9

  • 710.9 - Diff connect tis dis NOS (Approximate Flag)

Code Classification

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Autoinflammatory syndromes (M04)
      • Autoinflammatory syndromes (M04)

Code History

  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020