ICD-10-CM Code M33.21
Polymyositis with respiratory involvement
Billable CodeBillable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
M33.21 is a billable ICD code used to specify a diagnosis of polymyositis with respiratory involvement. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code M332 is used to code Polymyositis
Polymyositis (PM)("inflammation of many muscles") is a type of chronic inflammation of the muscles (inflammatory myopathy) related to dermatomyositis and inclusion body myositis.
|ICD 9 Code:||710.4|
Micrograph of polymyositis. Muscle biopsy. H&E stain.
- DRG Group #545-547 - Connective tissue disorders with MCC.
- DRG Group #545-547 - Connective tissue disorders with CC.
- DRG Group #545-547 - Connective tissue disorders without CC or MCC.
ICD-10-CM Alphabetical Index References for 'M33.21 - Polymyositis with respiratory involvement'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code M33.21. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Codes GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code M33.21 and a single ICD9 code, 710.4 is an approximate match for comparison and conversion purposes.