- M31.7 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM M31.7 became effective on October 1, 2022.
- This is the American ICD-10-CM version of M31.7 – other international versions of ICD-10 M31.7 may differ.
ICD-10-CM M31.7 is grouped within Diagnostic Related Group(s):
- 545 Connective tissue disorders with mcc
- 546 Connective tissue disorders with cc
- 547 Connective tissue disorders without cc/mcc
Applicable To
- Microscopic polyarteritis
Type 1 Excludes
- polyarteritis nodosa (M30.0)
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 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
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to M31.7:
- microscopic polyangiitis > glomerular (in) N05.9
- microscopic polyangiitis > in (due to) E85.4
- microscopic > Polyangiitis M30.0
- microscopic > Polyarteritis
- microscopic polyangiitis > in (due to) G62.1