All ICD10 Codes

A18.01

Billable
ChapterA00–B99
Ranksubcategory
Official Description

Tuberculosis of spine

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

Instructional Notes

Includes
  • Pott's disease or curvature of spine
  • Tuberculous arthritis
  • Tuberculous osteomyelitis of spine
  • Tuberculous spondylitis
General instructions are available for the parent sections:
View CH1 NotesView A15-A19 Notes

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
A15-A19Tuberculosis (A15-A19)
A18Tuberculosis of other organs
A18.0Tuberculosis of bones and joints
A18.01Tuberculosis of spine

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A18.01:

blockA15-A19
Tuberculosis (A15-A19)
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to A18.01. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)6 unique routes
bone (subperiosteal)
spinal (tuberculous)→A18.01
joint
spine (tuberculous)→A18.01
lumbar (tuberculous)→A18.01
sacrum (tuberculous)→A18.01
spine (column) (tuberculous)→A18.01
vertebra (column) (tuberculous)→A18.01
Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute)2 unique routes
spine
tuberculous→A18.01
tuberculous
spine→A18.01
Caries3 unique routes
sacrum (tuberculous)→A18.01
spine, spinal (column) (tuberculous)→A18.01
vertebra (column) (tuberculous)→A18.01
Chondritis1 unique routes
tuberculous NEC
intervertebral→A18.01
Curvature3 unique routes
Pott's (spinal)→A18.01
spine (acquired) (angular) (idiopathic) (incorrect) (postural)(2 variants)
due to or associated with
tuberculosis (Pott's curvature)→A18.01
tuberculous→A18.01
Disease, diseased1 unique routes
spine
tuberculous→A18.01
Fistula (cutaneous)1 unique routes
lumbar, tuberculous→A18.01
Granuloma1 unique routes
spine
tuberculous→A18.01
Kyphoscoliosis, kyphoscoliotic (acquired)1 unique routes
tuberculous→A18.01
Kyphosis, kyphotic (acquired)1 unique routes
tuberculous→A18.01
Lordosis1 unique routes
tuberculous→A18.01
Necrosis, necrotic (ischemic)1 unique routes
vertebra
tuberculous→A18.01
Paraplegia (lower)1 unique routes
Pott's→A18.01
Pott's2 unique routes
curvature (spinal)→A18.01
disease or paraplegia→A18.01

MS-DRG Classification

2026 v43.1

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

DRG 456
Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with MCC
DRG 457
Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with CC
DRG 458
Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions without CC/MCC
DRG 539
Osteomyelitis with MCC
DRG 540
Osteomyelitis with CC
DRG 541
Osteomyelitis without CC/MCC
DRG 974
HIV with Major Related Condition with MCC
DRG 975
HIV with Major Related Condition with CC
DRG 976
HIV with Major Related Condition without CC/MCC

Cross Reference

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