T17.998 — Other foreign object in respiratory tract, part unspecified causing other injury
T17.998 is a non-billable header ICD-10-CM code for other foreign object in respiratory tract, part unspecified causing other injury. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category T17
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T17.998 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.
How T17.998 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to T17.998.
- Foreign body›respiratory tract›causing›injury NEC›specified type NEC
Code to one of these instead T17.998
3 child codes. Green means billable.
- T17.998AOther foreign object in respiratory tract, part unspecified causing other injury, initial encounter
- T17.998DOther foreign object in respiratory tract, part unspecified causing other injury, subsequent encounter
- T17.998SOther foreign object in respiratory tract, part unspecified causing other injury, sequela
Related codes at this level
Codes that share T17.99. If T17.998 is not quite right, the correct code is usually one of these.
Questions about T17.998
- Is T17.998 a billable ICD-10-CM code?
- No. T17.998 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does T17.998 sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Effects of foreign body entering through natural orifice (T15-T19).