S12.450K
S12.450K: Other traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion
Billable / specific codeICD-10-CMPOA exempt
S12.450K is a billable, specific ICD-10-CM code for other traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion. It is valid for submission on a claim.
Check S12.450K with the rest of the claim: free scrubber7th character "K": subsequent encounter for fracture with nonunion
The appropriate 7th character is to be added to all codes from subcategories S12.0-S12.6
- A
- initial encounter for closed fracture
- B
- initial encounter for open fracture
- D
- subsequent encounter for fracture with routine healing
- G
- subsequent encounter for fracture with delayed healing
- K
- subsequent encounter for fracture with nonunion
- S
- sequela
Other codes that can never be billed with S12.450K
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
S12.450K is named in 11 Medicare coverage policies: 11 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A53058Billing and Coding: Home Health Physical Therapy
- A53065Billing and Coding: Outpatient Physical Therapy
- A57204Billing and Coding: MRI and CT Scans of the Head and Neck
- A57311Billing and Coding: Physical Therapy - Home Health
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under S12.450
- S12.450AOther traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture
- S12.450BOther traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture
- S12.450DOther traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing
- S12.450GOther traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.450SOther traumatic displaced spondylolisthesis of fifth cervical vertebra, sequela