M40.3

Non-Billable

Flatback syndrome

M40.3 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • M40.30Flatback syndrome, site unspecified
  • M40.35Flatback syndrome, thoracolumbar region
  • M40.36Flatback syndrome, lumbar region
  • M40.37Flatback syndrome, lumbosacral region
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