M46.55
Billable codeOther infective spondylopathies, thoracolumbar region
The ICD-10 code for other infective spondylopathies, thoracolumbar region is M46.55.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M46.50Other infective spondylopathies, site unspecified
- M46.51Other infective spondylopathies, occipito-atlanto-axial region
- M46.52Other infective spondylopathies, cervical region
- M46.53Other infective spondylopathies, cervicothoracic region
- M46.54Other infective spondylopathies, thoracic region
- M46.56Other infective spondylopathies, lumbar region
- M46.57Other infective spondylopathies, lumbosacral region
- M46.58Other infective spondylopathies, sacral and sacrococcygeal region
- M46.59Other infective spondylopathies, multiple sites in spine
- M46.55Other infective spondylopathies, thoracolumbar region
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 72089Approximate match
Associated MS-DRGs
M46.55 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 456Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with MCC
- DRG 457Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with CC
- DRG 458Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions without CC/MCC
- DRG 551Medical Back Problems with MCC
- DRG 552Medical Back Problems without MCC