ICD-10-CM Code M33.93

Dermatopolymyositis, unspecified without myopathy

Version 2020 Billable Code

Valid for Submission

M33.93 is a billable code used to specify a medical diagnosis of dermatopolymyositis, unspecified without myopathy. The code is valid for the year 2020 for the submission of HIPAA-covered transactions.

ICD-10:M33.93
Short Description:Dermatopolymyositis, unspecified without myopathy
Long Description:Dermatopolymyositis, unspecified without myopathy

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 M33.93 are found in the index:


Diagnostic Related Groups

The ICD-10 code M33.93 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 10/01/2019 through 09/30/2020.

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

Replacement Code

M3393 replaces the following previously assigned ICD-10 code(s):

  • M33.90 - Dermatopolymyositis, unsp, organ involvement unspecified

Convert M33.93 to ICD-9

  • 710.3 - Dermatomyositis (Approximate Flag)

Code Classification

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Systemic connective tissue disorders (M30-M36)
      • Dermatopolymyositis (M33)

Code History

  • FY 2018 - Code Added, 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