ICD-10/M43.17

M43.17 ICD 2026 Code: Spondylolisthesis, lumbosacral region

M43.17 is the authoritative medical code for Spondylolisthesis, lumbosacral region. This classification is used in medical billing and clinical recording to specify the clinical criteria for spondylolisthesis, lumbosacral region (ICD-10-CM M43.17), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Spondylolisthesis, lumbosacral region is a billable ICD-10-CM diagnosis code M43.17. Excludes1 (not coded here): acute traumatic of lumbosacral region S33.1; acute traumatic of sites other than lumbosacral- code to Fracture, vertebra, by region; congenital spondylolisthesis Q76.2; congenital spondylolysis and spondylolisthesis Q76.2; hemivertebra Q76.3-Q76.4; Klippel-Feil syndrome Q76.1; lumbarization and sacralization Q76.4; platyspondylisis Q76.4; spina bifida occulta Q76.0; spinal curvature in osteoporosis M80.-; spinal curvature in Paget's disease of bone osteitis deformans.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for M43.17 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • acute traumatic of lumbosacral region S33.1
  • acute traumatic of sites other than lumbosacral- code to Fracture, vertebra, by region
  • congenital spondylolisthesis Q76.2
  • congenital spondylolysis and spondylolisthesis Q76.2
  • hemivertebra Q76.3-Q76.4
  • Klippel-Feil syndrome Q76.1
  • lumbarization and sacralization Q76.4
  • platyspondylisis Q76.4
  • spina bifida occulta Q76.0
  • spinal curvature in osteoporosis M80.-
  • spinal curvature in Paget's disease of bone osteitis deformans

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with M43.17?

Per Excludes1 instructions, M43.17 must not be reported with: acute traumatic of lumbosacral region (S33.1); acute traumatic of sites other than lumbosacral- code to Fracture, vertebra, by region; congenital spondylolisthesis (Q76.2); congenital spondylolysis and spondylolisthesis (Q76.2).

Codes in This Family (40)

Official ICD-10-CM classifications in the same code family as M43.17, with their registry titles.

  • M43 — Other deforming dorsopathies
  • M43.0 — Spondylolysis
  • M43.00 — Spondylolysis, site unspecified
  • M43.01 — Spondylolysis, occipito-atlanto-axial region
  • M43.02 — Spondylolysis, cervical region
  • M43.03 — Spondylolysis, cervicothoracic region
  • M43.04 — Spondylolysis, thoracic region
  • M43.05 — Spondylolysis, thoracolumbar region
  • M43.06 — Spondylolysis, lumbar region
  • M43.07 — Spondylolysis, lumbosacral region
  • M43.08 — Spondylolysis, sacral and sacrococcygeal region
  • M43.09 — Spondylolysis, multiple sites in spine
  • M43.1 — Spondylolisthesis
  • M43.10 — Spondylolisthesis, site unspecified
  • M43.11 — Spondylolisthesis, occipito-atlanto-axial region
  • M43.12 — Spondylolisthesis, cervical region
  • M43.13 — Spondylolisthesis, cervicothoracic region
  • M43.14 — Spondylolisthesis, thoracic region
  • M43.15 — Spondylolisthesis, thoracolumbar region
  • M43.16 — Spondylolisthesis, lumbar region
  • M43.18 — Spondylolisthesis, sacral and sacrococcygeal region
  • M43.19 — Spondylolisthesis, multiple sites in spine
  • M43.2 — Fusion of spine
  • M43.20 — Fusion of spine, site unspecified
  • M43.21 — Fusion of spine, occipito-atlanto-axial region
  • M43.22 — Fusion of spine, cervical region
  • M43.23 — Fusion of spine, cervicothoracic region
  • M43.24 — Fusion of spine, thoracic region
  • M43.25 — Fusion of spine, thoracolumbar region
  • M43.26 — Fusion of spine, lumbar region
  • M43.27 — Fusion of spine, lumbosacral region
  • M43.28 — Fusion of spine, sacral and sacrococcygeal region
  • M43.3 — Recurrent atlantoaxial dislocation with myelopathy
  • M43.4 — Other recurrent atlantoaxial dislocation
  • M43.5 — Other recurrent vertebral dislocation
  • M43.5X — Other recurrent vertebral dislocation
  • M43.5X2 — Other recurrent vertebral dislocation, cervical region
  • M43.5X3 — Other recurrent vertebral dislocation, cervicothoracic region
  • M43.5X4 — Other recurrent vertebral dislocation, thoracic region
  • M43.5X5 — Other recurrent vertebral dislocation, thoracolumbar region

Indexed Clinical Terms (1)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Spondylolisthesis (acquired) (degenerative), lumbosacral region

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code M42.17 Adult osteochondrosis of spine, lumbosacral region
ICD Code M48.17 Ankylosing hyperostosis [Forestier], lumbosacral region
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