Is S02.40FK a billable ICD-10-CM code?

Yes. S02.40FK is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does S02.40FK sit in the tabular list?

Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).

S02.40FK

S02.40FK — Zygomatic fracture, left side, subsequent encounter for fracture with nonunion

Billable / specific codeICD-10-CMPOA exemptleft

S02.40FK is a billable, specific ICD-10-CM code for zygomatic fracture, left side, subsequent encounter for fracture with nonunion. It is valid for submission on a claim.

7th character "K" — subsequent encounter for fracture with nonunion

The appropriate 7th character is to be added to each code from category S02

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

Risk adjustment

S02.40FK does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

S02.40FK is named in 3 Medicare coverage policies — 3 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A56612Billing and Coding: CT of the Head
A56729Billing and Coding: Magnetic Resonance Imaging of the Head and Neck
A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Related codes at this level

Codes that share S02.40F. If S02.40FK is not quite right, the correct code is usually one of these.

Questions about S02.40FK

Is S02.40FK a billable ICD-10-CM code?: Yes. S02.40FK is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S02.40FK sit in the tabular list?: Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).