T81.7 Vascular complications following a procedure, not elsewhere classified

Not billable (header)Chapter 19

This code needs a 7th character (use X as a placeholder for missing characters).

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Codes under this one

T81.71 Complication of artery following a procedure, not elsewhere classifiedHeader
T81.72 Complication of vein following a procedure, not elsewhere classifiedHeader

Instructional notes

Chapter 19

Excludes2Not included here: the patient may have both; report both when both are present.

birth trauma (P10-P15)
obstetric trauma (O70-O71)

Use additional codeAdd a second code for the full picture.

code to identify any retained foreign body, if applicable (Z18.-)

Notes

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
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.

T81

Excludes2Not included here: the patient may have both; report both when both are present.

complications following immunization (T88.0-T88.1)
complications following infusion, transfusion and therapeutic injection (T80.-)
complications of transplanted organs and tissue (T86.-)
specified complications classified elsewhere, such as:
complication of prosthetic devices, implants and grafts (T82-T85)
dermatitis due to drugs and medicaments (L23.3, L24.4, L25.1, L27.0-L27.1)
endosseous dental implant failure (M27.6-)
floppy iris syndrome (IFIS) (intraoperative) H21.81
intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)
ostomy complications (J95.0-, K94.-, N99.5-)
plateau iris syndrome (post-iridectomy) (postprocedural) H21.82
poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4)

Use additional codeAdd a second code for the full picture.

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

7th charactersThe appropriate 7th character is to be added to each code from category T81

A initial encounter
D subsequent encounter
S sequela

This code

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.

embolism complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2)
embolism complicating pregnancy, childbirth and the puerperium (O88.-)
traumatic embolism (T79.0)

Excludes2Not included here: the patient may have both; report both when both are present.

embolism due to prosthetic devices, implants and grafts (T82.8-, T83.81, T84.8-, T85.81-)
embolism following infusion, transfusion and therapeutic injection (T80.0)

Inclusion terms

Air embolism following procedure NEC
Phlebitis or thrombophlebitis resulting from a procedure

Chapter 19: Injury, poisoning and certain other consequences of external causes · T07-T88 Injury, poisoning and certain other consequences of external causes (T07-T88)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.