T75.21XS – Pneumatic hammer syndrome, sequela
ICD-10-CM 2027 diagnosis code · Other and unspecified effects of external causes
- Code
T75.21XS(claims format:T7521XS)- Description
- Pneumatic hammer syndrome, sequela
- 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
- T66-T78 Other and unspecified effects of external causes
- Parent codes
- T75 › T75.2 › T75.21
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.
T75 – Other and unspecified effects of other external causes
- adverse effects NEC (T78.-)
- The appropriate 7th character is to be added to each code from category T75
Block T66-T78
- , if applicable, place of occurrence, such as:
- highway rest stop (Y92.523)
- school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
- service areas as the place of occurrence of the external cause (Y92.52-)
- single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
- transport vehicle as the place of occurrence of the external cause (Y92.81-)
Related codes in T75.21
Frequently asked questions
What is ICD-10 code T75.21XS?
T75.21XS is the ICD-10-CM code for pneumatic hammer syndrome, sequela, in the block T66-T78 (Other and unspecified effects of external causes).
Is T75.21XS a billable code?
Yes. T75.21XS is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does T75.21XS belong to?
It belongs to category T75 – Other and unspecified effects of other external causes.
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.