All ICD10 Codes

M31.10

Billable
ChapterM00–M99
Ranksubcategory
Official Description

Thrombotic microangiopathy, unspecified

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
General instructions are available for the parent sections:
View CH13 NotesView M30-M36 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M30-M36Systemic connective tissue disorders (M30-M36)
M31Other necrotizing vasculopathies
M31.1Thrombotic microangiopathy
M31.10Thrombotic microangiopathy, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M31.10:

blockM30-M36
Systemic connective tissue disorders (M30-M36)
View context instructions
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

Code History

  • FY 2021: This code replaced M31.1 (Thrombotic microangiopathy)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 545
Connective Tissue Disorders with MCC
DRG 546
Connective Tissue Disorders with CC
DRG 547
Connective Tissue Disorders without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Thrombotic microangiopathy, unspecified.

Search PCS Codes