S79.921A – Unspecified injury of right thigh, initial encounter
ICD-10-CM 2027 diagnosis code · Injuries to the hip and thigh
ICD-10-CM code
S79.921A
- Code
S79.921A(claims format:S79921A)- Description
- Unspecified injury of right thigh, initial encounter
- Billable
- Yes – valid for HIPAA-covered transactions
- 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
- S70-S79 Injuries to the hip and thigh
- Parent codes
- S79 › S79.9 › S79.92 › S79.921
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care.
| Character | Meaning |
|---|---|
A | initial encounter |
D | subsequent encounter |
S | sequela |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
S79 – Other and unspecified injuries of hip and thigh
Notes:
- A fracture not indicated as open or closed should be coded to closed
7th character note:
S79.9 – Unspecified injury of hip and thigh
7th character note:
- The appropriate 7th character is to be added to each code in subcategory S79.9
Block S70-S79
Related codes in S79.921
Frequently asked questions
What is ICD-10 code S79.921A?
S79.921A is the ICD-10-CM code for unspecified injury of right thigh, initial encounter, in the block S70-S79 (Injuries to the hip and thigh).
Is S79.921A a billable code?
Yes. S79.921A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does S79.921A belong to?
It belongs to category S79 – Other and unspecified injuries of hip and thigh.
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.