S99.001 – Unspecified physeal fracture of right calcaneus
ICD-10-CM 2027 diagnosis code · Injuries to the ankle and foot
- Code
S99.001(claims format:S99001)- Description
- Unspecified physeal fracture of right calcaneus
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
- Block
- S90-S99 Injuries to the ankle and foot
- Parent codes
- S99 › S99.0 › S99.00
Billable codes under S99.001
S99.001 is a header code and cannot be used on claims. Choose the most specific code:
- S99.001A – Unspecified physeal fracture of right calcaneus, initial encounter for closed fractureBillable
- S99.001B – Unspecified physeal fracture of right calcaneus, initial encounter for open fractureBillable
- S99.001D – Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with routine healingBillable
- S99.001G – Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with delayed healingBillable
- S99.001K – Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with nonunionBillable
- S99.001P – Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with malunionBillable
- S99.001S – Unspecified physeal fracture of right calcaneus, sequelaBillable
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care.
| Character | Meaning |
|---|---|
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 |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
S99.0 – Physeal fracture of calcaneus
- The appropriate 7th character is to be added to each code from subcategories S99.0
Block S90-S99
Related codes in S99.00
Frequently asked questions
What is ICD-10 code S99.001?
S99.001 is the ICD-10-CM code for unspecified physeal fracture of right calcaneus, in the block S90-S99 (Injuries to the ankle and foot).
Is S99.001 a billable code?
No. S99.001 is a header code with more specific child codes; report one of the billable codes listed above.
What category does S99.001 belong to?
It belongs to category S99 – Other and unspecified injuries of ankle and foot.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.