Traumatic shock, initial encounter
Billable / specificHCC V28 2
T79.4XXA is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Includes (from T79)
- Note: Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- Note: The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Excludes1
Not coded here — never report together with this code.
- anaphylactic shock due to adverse food reaction (T78.0-) (from T79.4)
- anaphylactic shock due to correct medicinal substance properly administered (T88.6) (from T79.4)
- anaphylactic shock due to serum (T80.5-) (from T79.4)
- anaphylactic shock NOS (T78.2) (from T79.4)
- electric shock (T75.4) (from T79.4)
- nontraumatic shock NEC (R57.-) (from T79.4)
- obstetric shock (O75.1) (from T79.4)
- postprocedural shock (T81.1-) (from T79.4)
- septic shock (R65.21) (from T79.4)
- shock complicating abortion or ectopic or molar pregnancy (O00-O07, O08.3) (from T79.4)
- shock due to anesthesia (T88.2) (from T79.4)
- shock due to lightning (T75.01) (from T79.4)
- shock NOS (R57.9) (from T79.4)
Excludes2
Not included here — may be reported together when both conditions exist.
- birth trauma (P10-P15) (from T79)
- obstetric trauma (O70-O71) (from T79)
- acute respiratory distress syndrome (J80) (from T79)
- complications occurring during or following medical procedures (T80-T88) (from T79)
- complications of surgical and medical care NEC (T80-T88) (from T79)
- newborn respiratory distress syndrome (P22.0) (from T79)
Use additional code
Add a code to identify the following, if applicable.
7th character
The 7th character values that apply to this code (defined at T79). Use the placeholder "X" for missing positions.
| Character | Meaning |
|---|---|
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
Parent code
- T79.4Traumatic shockNeeds 7th char