ICD-10-CM Code M31.7
Microscopic polyangiitis
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.M31.7 is a billable ICD code used to specify a diagnosis of microscopic polyangiitis. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code M317 is used to code Microscopic polyangiitis
Microscopic polyangiitis (also known as microscopic polyarteritism, "Microscopic polyarteritis nodosa," "MPA") is an ill-defined autoimmune disease characterized by a systemic, pauci-immune, necrotizing, small-vessel vasculitis without clinical or pathological evidence of necrotizing granulomatous inflammation.
| Specialty: | Rheumatology |
| ICD 9 Code: | 446.0 |
Coding Notes for M31.7 Info for medical coders on how to properly use this ICD-10 code
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Inclusion Terms:
Inclusion Terms
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive. - Microscopic polyarteritis
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Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here." - Polyarteritis nodosa - instead, use code M30.0
MS-DRG Mapping
- 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 'M31.7 - Microscopic polyangiitis'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code M31.7. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code 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 M31.7 and a single ICD9 code, 446.0 is an approximate match for comparison and conversion purposes.
Parent Code: M31 - Other necrotizing vasculopathies