S99.221B — Salter-Harris Type II physeal fracture of phalanx of right toe, initial encounter for open fracture
S99.221B is a billable, specific ICD-10-CM code for salter-harris type ii physeal fracture of phalanx of right toe, initial encounter for open fracture. It is valid for submission on a claim.
7th character "B" — initial encounter for open fracture
The appropriate 7th character is to be added to each code from subcategories S99.2
- 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
- P
- subsequent encounter for fracture with malunion
- S
- sequela
Risk adjustment
S99.221B 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
S99.221B is named in 4 Medicare coverage policies — 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A54767Billing and Coding: Medicare Preventive Coverage for Certain Vaccines
- A56900Billing and Coding: Immunizations
- A58872Billing and Coding: Tetanus Immunization
- A58873Billing and Coding: Tetanus Immunization
Related codes at this level
Codes that share S99.221. If S99.221B is not quite right, the correct code is usually one of these.
- S99.221ASalter-Harris Type II physeal fracture of phalanx of right toe, initial encounter for closed fracture
- S99.221DSalter-Harris Type II physeal fracture of phalanx of right toe, subsequent encounter for fracture with routine healing
- S99.221GSalter-Harris Type II physeal fracture of phalanx of right toe, subsequent encounter for fracture with delayed healing
- S99.221KSalter-Harris Type II physeal fracture of phalanx of right toe, subsequent encounter for fracture with nonunion
- S99.221PSalter-Harris Type II physeal fracture of phalanx of right toe, subsequent encounter for fracture with malunion
- S99.221SSalter-Harris Type II physeal fracture of phalanx of right toe, sequela
Questions about S99.221B
- Is S99.221B a billable ICD-10-CM code?
- Yes. S99.221B is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S99.221B sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the ankle and foot (S90-S99).