81.6 Other procedures on spine
Note: Number of vertebrae
The vertebral spine consists of 25 vertebrae in the following order and number:
Cervical: C1 (atlas), C2 (axis), C3, C4, C5, C6, C7
Thoracic or Dorsal: T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12
Lumbar and Sacral: L1, L2, L3, L4, L5, S1
Coders should report only one code from the series 81.62 or 81.63 or 81.64 to show the total number of vertebrae fused on the patient.
Code also the level and approach of the fusion or refusion (81.00-81.08, 81.30-81.39)