M43.5X9 – Other recurrent vertebral dislocation, site unspecified
ICD-10-CM 2027 diagnosis code · Deforming dorsopathies
ICD-10-CM code
M43.5X9
- Code
M43.5X9(claims format:M435X9)- Description
- Other recurrent vertebral dislocation, site unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
- Block
- M40-M43 Deforming dorsopathies
- Parent codes
- M43 › M43.5 › M43.5X
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
M43 – Other deforming dorsopathies
Excludes1 (not coded here):
- 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] (M88.-)
M43.5 – Other recurrent vertebral dislocation
Excludes1 (not coded here):
- biomechanical lesions NEC (M99.-)
Related codes in M43.5X
- M43.5X2 – Other recurrent vertebral dislocation, cervical regionBillable
- M43.5X3 – Other recurrent vertebral dislocation, cervicothoracic regionBillable
- M43.5X4 – Other recurrent vertebral dislocation, thoracic regionBillable
- M43.5X5 – Other recurrent vertebral dislocation, thoracolumbar regionBillable
- M43.5X6 – Other recurrent vertebral dislocation, lumbar regionBillable
- M43.5X7 – Other recurrent vertebral dislocation, lumbosacral regionBillable
- M43.5X8 – Other recurrent vertebral dislocation, sacral and sacrococcygeal regionBillable
Frequently asked questions
What is ICD-10 code M43.5X9?
M43.5X9 is the ICD-10-CM code for other recurrent vertebral dislocation, site unspecified, in the block M40-M43 (Deforming dorsopathies).
Is M43.5X9 a billable code?
Yes. M43.5X9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M43.5X9 belong to?
It belongs to category M43 – Other deforming dorsopathies.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.