ICD-10-CM category
T81 Complications of procedures, not elsewhere classified
T81 is a category, not a billable code. Report one of the 240 complete codes below.
T81.1…
12 codes
- T81.10XAPostprocedural shock unspecified, initial encounter
- T81.10XDPostprocedural shock unspecified, subsequent encounter
- T81.10XSPostprocedural shock unspecified, sequela
- T81.11XAPostprocedural cardiogenic shock, initial encounter
- T81.11XDPostprocedural cardiogenic shock, subsequent encounter
- T81.11XSPostprocedural cardiogenic shock, sequela
- T81.12XAPostprocedural septic shock, initial encounter
- T81.12XDPostprocedural septic shock, subsequent encounter
- T81.12XSPostprocedural septic shock, sequela
- T81.19XAOther postprocedural shock, initial encounter
- T81.19XDOther postprocedural shock, subsequent encounter
- T81.19XSOther postprocedural shock, sequela
T81.3…
21 codes
- T81.30XADisruption of wound, unspecified, initial encounter
- T81.30XDDisruption of wound, unspecified, subsequent encounter
- T81.30XSDisruption of wound, unspecified, sequela
- T81.31XADisruption of external operation (surgical) wound, not elsewhere classified, initial encounter
- T81.31XDDisruption of external operation (surgical) wound, not elsewhere classified, subsequent encounter
- T81.31XSDisruption of external operation (surgical) wound, not elsewhere classified, sequela
- T81.320ADisruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, initial encounter
- T81.320DDisruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, subsequent encounter
- T81.320SDisruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, sequela
- T81.321ADisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, initial encounter
- T81.321DDisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, subsequent encounter
- T81.321SDisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, sequela
- T81.328ADisruption or dehiscence of closure of other specified internal operation (surgical) wound, initial encounter
- T81.328DDisruption or dehiscence of closure of other specified internal operation (surgical) wound, subsequent encounter
- T81.328SDisruption or dehiscence of closure of other specified internal operation (surgical) wound, sequela
- T81.329ADeep disruption or dehiscence of operation wound, unspecified, initial encounter
- T81.329DDeep disruption or dehiscence of operation wound, unspecified, subsequent encounter
- T81.329SDeep disruption or dehiscence of operation wound, unspecified, sequela
- T81.33XADisruption of traumatic injury wound repair, initial encounter
- T81.33XDDisruption of traumatic injury wound repair, subsequent encounter
- T81.33XSDisruption of traumatic injury wound repair, sequela
T81.4…
18 codes
- T81.40XAInfection following a procedure, unspecified, initial encounter
- T81.40XDInfection following a procedure, unspecified, subsequent encounter
- T81.40XSInfection following a procedure, unspecified, sequela
- T81.41XAInfection following a procedure, superficial incisional surgical site, initial encounter
- T81.41XDInfection following a procedure, superficial incisional surgical site, subsequent encounter
- T81.41XSInfection following a procedure, superficial incisional surgical site, sequela
- T81.42XAInfection following a procedure, deep incisional surgical site, initial encounter
- T81.42XDInfection following a procedure, deep incisional surgical site, subsequent encounter
- T81.42XSInfection following a procedure, deep incisional surgical site, sequela
- T81.43XAInfection following a procedure, organ and space surgical site, initial encounter
- T81.43XDInfection following a procedure, organ and space surgical site, subsequent encounter
- T81.43XSInfection following a procedure, organ and space surgical site, sequela
- T81.44XASepsis following a procedure, initial encounter
- T81.44XDSepsis following a procedure, subsequent encounter
- T81.44XSSepsis following a procedure, sequela
- T81.49XAInfection following a procedure, other surgical site, initial encounter
- T81.49XDInfection following a procedure, other surgical site, subsequent encounter
- T81.49XSInfection following a procedure, other surgical site, sequela
T81.5…
150 codes
- T81.500AUnspecified complication of foreign body accidentally left in body following surgical operation, initial encounter
- T81.500DUnspecified complication of foreign body accidentally left in body following surgical operation, subsequent encounter
- T81.500SUnspecified complication of foreign body accidentally left in body following surgical operation, sequela
- T81.501AUnspecified complication of foreign body accidentally left in body following infusion or transfusion, initial encounter
- T81.501DUnspecified complication of foreign body accidentally left in body following infusion or transfusion, subsequent encounter
- T81.501SUnspecified complication of foreign body accidentally left in body following infusion or transfusion, sequela
- T81.502AUnspecified complication of foreign body accidentally left in body following kidney dialysis, initial encounter
- T81.502DUnspecified complication of foreign body accidentally left in body following kidney dialysis, subsequent encounter
- T81.502SUnspecified complication of foreign body accidentally left in body following kidney dialysis, sequela
- T81.503AUnspecified complication of foreign body accidentally left in body following injection or immunization, initial encounter
- T81.503DUnspecified complication of foreign body accidentally left in body following injection or immunization, subsequent encounter
- T81.503SUnspecified complication of foreign body accidentally left in body following injection or immunization, sequela
- T81.504AUnspecified complication of foreign body accidentally left in body following endoscopic examination, initial encounter
- T81.504DUnspecified complication of foreign body accidentally left in body following endoscopic examination, subsequent encounter
- T81.504SUnspecified complication of foreign body accidentally left in body following endoscopic examination, sequela
- T81.505AUnspecified complication of foreign body accidentally left in body following heart catheterization, initial encounter
- T81.505DUnspecified complication of foreign body accidentally left in body following heart catheterization, subsequent encounter
- T81.505SUnspecified complication of foreign body accidentally left in body following heart catheterization, sequela
- T81.506AUnspecified complication of foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter
- T81.506DUnspecified complication of foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter
- T81.506SUnspecified complication of foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela
- T81.507AUnspecified complication of foreign body accidentally left in body following removal of catheter or packing, initial encounter
- T81.507DUnspecified complication of foreign body accidentally left in body following removal of catheter or packing, subsequent encounter
- T81.507SUnspecified complication of foreign body accidentally left in body following removal of catheter or packing, sequela
- T81.508AUnspecified complication of foreign body accidentally left in body following other procedure, initial encounter
- T81.508DUnspecified complication of foreign body accidentally left in body following other procedure, subsequent encounter
- T81.508SUnspecified complication of foreign body accidentally left in body following other procedure, sequela
- T81.509AUnspecified complication of foreign body accidentally left in body following unspecified procedure, initial encounter
- T81.509DUnspecified complication of foreign body accidentally left in body following unspecified procedure, subsequent encounter
- T81.509SUnspecified complication of foreign body accidentally left in body following unspecified procedure, sequela
- T81.510AAdhesions due to foreign body accidentally left in body following surgical operation, initial encounter
- T81.510DAdhesions due to foreign body accidentally left in body following surgical operation, subsequent encounter
- T81.510SAdhesions due to foreign body accidentally left in body following surgical operation, sequela
- T81.511AAdhesions due to foreign body accidentally left in body following infusion or transfusion, initial encounter
- T81.511DAdhesions due to foreign body accidentally left in body following infusion or transfusion, subsequent encounter
- T81.511SAdhesions due to foreign body accidentally left in body following infusion or transfusion, sequela
- T81.512AAdhesions due to foreign body accidentally left in body following kidney dialysis, initial encounter
- T81.512DAdhesions due to foreign body accidentally left in body following kidney dialysis, subsequent encounter
- T81.512SAdhesions due to foreign body accidentally left in body following kidney dialysis, sequela
- T81.513AAdhesions due to foreign body accidentally left in body following injection or immunization, initial encounter
- T81.513DAdhesions due to foreign body accidentally left in body following injection or immunization, subsequent encounter
- T81.513SAdhesions due to foreign body accidentally left in body following injection or immunization, sequela
- T81.514AAdhesions due to foreign body accidentally left in body following endoscopic examination, initial encounter
- T81.514DAdhesions due to foreign body accidentally left in body following endoscopic examination, subsequent encounter
- T81.514SAdhesions due to foreign body accidentally left in body following endoscopic examination, sequela
- T81.515AAdhesions due to foreign body accidentally left in body following heart catheterization, initial encounter
- T81.515DAdhesions due to foreign body accidentally left in body following heart catheterization, subsequent encounter
- T81.515SAdhesions due to foreign body accidentally left in body following heart catheterization, sequela
- T81.516AAdhesions due to foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter
- T81.516DAdhesions due to foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter
- T81.516SAdhesions due to foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela
- T81.517AAdhesions due to foreign body accidentally left in body following removal of catheter or packing, initial encounter
- T81.517DAdhesions due to foreign body accidentally left in body following removal of catheter or packing, subsequent encounter
- T81.517SAdhesions due to foreign body accidentally left in body following removal of catheter or packing, sequela
- T81.518AAdhesions due to foreign body accidentally left in body following other procedure, initial encounter
- T81.518DAdhesions due to foreign body accidentally left in body following other procedure, subsequent encounter
- T81.518SAdhesions due to foreign body accidentally left in body following other procedure, sequela
- T81.519AAdhesions due to foreign body accidentally left in body following unspecified procedure, initial encounter
- T81.519DAdhesions due to foreign body accidentally left in body following unspecified procedure, subsequent encounter
- T81.519SAdhesions due to foreign body accidentally left in body following unspecified procedure, sequela
- T81.520AObstruction due to foreign body accidentally left in body following surgical operation, initial encounter
- T81.520DObstruction due to foreign body accidentally left in body following surgical operation, subsequent encounter
- T81.520SObstruction due to foreign body accidentally left in body following surgical operation, sequela
- T81.521AObstruction due to foreign body accidentally left in body following infusion or transfusion, initial encounter
- T81.521DObstruction due to foreign body accidentally left in body following infusion or transfusion, subsequent encounter
- T81.521SObstruction due to foreign body accidentally left in body following infusion or transfusion, sequela
- T81.522AObstruction due to foreign body accidentally left in body following kidney dialysis, initial encounter
- T81.522DObstruction due to foreign body accidentally left in body following kidney dialysis, subsequent encounter
- T81.522SObstruction due to foreign body accidentally left in body following kidney dialysis, sequela
- T81.523AObstruction due to foreign body accidentally left in body following injection or immunization, initial encounter
- T81.523DObstruction due to foreign body accidentally left in body following injection or immunization, subsequent encounter
- T81.523SObstruction due to foreign body accidentally left in body following injection or immunization, sequela
- T81.524AObstruction due to foreign body accidentally left in body following endoscopic examination, initial encounter
- T81.524DObstruction due to foreign body accidentally left in body following endoscopic examination, subsequent encounter
- T81.524SObstruction due to foreign body accidentally left in body following endoscopic examination, sequela
- T81.525AObstruction due to foreign body accidentally left in body following heart catheterization, initial encounter
- T81.525DObstruction due to foreign body accidentally left in body following heart catheterization, subsequent encounter
- T81.525SObstruction due to foreign body accidentally left in body following heart catheterization, sequela
- T81.526AObstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter
- T81.526DObstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter
- T81.526SObstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela
- T81.527AObstruction due to foreign body accidentally left in body following removal of catheter or packing, initial encounter
- T81.527DObstruction due to foreign body accidentally left in body following removal of catheter or packing, subsequent encounter
- T81.527SObstruction due to foreign body accidentally left in body following removal of catheter or packing, sequela
- T81.528AObstruction due to foreign body accidentally left in body following other procedure, initial encounter
- T81.528DObstruction due to foreign body accidentally left in body following other procedure, subsequent encounter
- T81.528SObstruction due to foreign body accidentally left in body following other procedure, sequela
- T81.529AObstruction due to foreign body accidentally left in body following unspecified procedure, initial encounter
- T81.529DObstruction due to foreign body accidentally left in body following unspecified procedure, subsequent encounter
- T81.529SObstruction due to foreign body accidentally left in body following unspecified procedure, sequela
- T81.530APerforation due to foreign body accidentally left in body following surgical operation, initial encounter
- T81.530DPerforation due to foreign body accidentally left in body following surgical operation, subsequent encounter
- T81.530SPerforation due to foreign body accidentally left in body following surgical operation, sequela
- T81.531APerforation due to foreign body accidentally left in body following infusion or transfusion, initial encounter
- T81.531DPerforation due to foreign body accidentally left in body following infusion or transfusion, subsequent encounter
- T81.531SPerforation due to foreign body accidentally left in body following infusion or transfusion, sequela
- T81.532APerforation due to foreign body accidentally left in body following kidney dialysis, initial encounter
- T81.532DPerforation due to foreign body accidentally left in body following kidney dialysis, subsequent encounter
- T81.532SPerforation due to foreign body accidentally left in body following kidney dialysis, sequela
- T81.533APerforation due to foreign body accidentally left in body following injection or immunization, initial encounter
- T81.533DPerforation due to foreign body accidentally left in body following injection or immunization, subsequent encounter
- T81.533SPerforation due to foreign body accidentally left in body following injection or immunization, sequela
- T81.534APerforation due to foreign body accidentally left in body following endoscopic examination, initial encounter
- T81.534DPerforation due to foreign body accidentally left in body following endoscopic examination, subsequent encounter
- T81.534SPerforation due to foreign body accidentally left in body following endoscopic examination, sequela
- T81.535APerforation due to foreign body accidentally left in body following heart catheterization, initial encounter
- T81.535DPerforation due to foreign body accidentally left in body following heart catheterization, subsequent encounter
- T81.535SPerforation due to foreign body accidentally left in body following heart catheterization, sequela
- T81.536APerforation due to foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter
- T81.536DPerforation due to foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter
- T81.536SPerforation due to foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela
- T81.537APerforation due to foreign body accidentally left in body following removal of catheter or packing, initial encounter
- T81.537DPerforation due to foreign body accidentally left in body following removal of catheter or packing, subsequent encounter
- T81.537SPerforation due to foreign body accidentally left in body following removal of catheter or packing, sequela
- T81.538APerforation due to foreign body accidentally left in body following other procedure, initial encounter
- T81.538DPerforation due to foreign body accidentally left in body following other procedure, subsequent encounter
- T81.538SPerforation due to foreign body accidentally left in body following other procedure, sequela
- T81.539APerforation due to foreign body accidentally left in body following unspecified procedure, initial encounter
- T81.539DPerforation due to foreign body accidentally left in body following unspecified procedure, subsequent encounter
- T81.539SPerforation due to foreign body accidentally left in body following unspecified procedure, sequela
- T81.590AOther complications of foreign body accidentally left in body following surgical operation, initial encounter
- T81.590DOther complications of foreign body accidentally left in body following surgical operation, subsequent encounter
- T81.590SOther complications of foreign body accidentally left in body following surgical operation, sequela
- T81.591AOther complications of foreign body accidentally left in body following infusion or transfusion, initial encounter
- T81.591DOther complications of foreign body accidentally left in body following infusion or transfusion, subsequent encounter
- T81.591SOther complications of foreign body accidentally left in body following infusion or transfusion, sequela
- T81.592AOther complications of foreign body accidentally left in body following kidney dialysis, initial encounter
- T81.592DOther complications of foreign body accidentally left in body following kidney dialysis, subsequent encounter
- T81.592SOther complications of foreign body accidentally left in body following kidney dialysis, sequela
- T81.593AOther complications of foreign body accidentally left in body following injection or immunization, initial encounter
- T81.593DOther complications of foreign body accidentally left in body following injection or immunization, subsequent encounter
- T81.593SOther complications of foreign body accidentally left in body following injection or immunization, sequela
- T81.594AOther complications of foreign body accidentally left in body following endoscopic examination, initial encounter
- T81.594DOther complications of foreign body accidentally left in body following endoscopic examination, subsequent encounter
- T81.594SOther complications of foreign body accidentally left in body following endoscopic examination, sequela
- T81.595AOther complications of foreign body accidentally left in body following heart catheterization, initial encounter
- T81.595DOther complications of foreign body accidentally left in body following heart catheterization, subsequent encounter
- T81.595SOther complications of foreign body accidentally left in body following heart catheterization, sequela
- T81.596AOther complications of foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter
- T81.596DOther complications of foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter
- T81.596SOther complications of foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela
- T81.597AOther complications of foreign body accidentally left in body following removal of catheter or packing, initial encounter
- T81.597DOther complications of foreign body accidentally left in body following removal of catheter or packing, subsequent encounter
- T81.597SOther complications of foreign body accidentally left in body following removal of catheter or packing, sequela
- T81.598AOther complications of foreign body accidentally left in body following other procedure, initial encounter
- T81.598DOther complications of foreign body accidentally left in body following other procedure, subsequent encounter
- T81.598SOther complications of foreign body accidentally left in body following other procedure, sequela
- T81.599AOther complications of foreign body accidentally left in body following unspecified procedure, initial encounter
- T81.599DOther complications of foreign body accidentally left in body following unspecified procedure, subsequent encounter
- T81.599SOther complications of foreign body accidentally left in body following unspecified procedure, sequela
T81.6…
9 codes
- T81.60XAUnspecified acute reaction to foreign substance accidentally left during a procedure, initial encounter
- T81.60XDUnspecified acute reaction to foreign substance accidentally left during a procedure, subsequent encounter
- T81.60XSUnspecified acute reaction to foreign substance accidentally left during a procedure, sequela
- T81.61XAAseptic peritonitis due to foreign substance accidentally left during a procedure, initial encounter
- T81.61XDAseptic peritonitis due to foreign substance accidentally left during a procedure, subsequent encounter
- T81.61XSAseptic peritonitis due to foreign substance accidentally left during a procedure, sequela
- T81.69XAOther acute reaction to foreign substance accidentally left during a procedure, initial encounter
- T81.69XDOther acute reaction to foreign substance accidentally left during a procedure, subsequent encounter
- T81.69XSOther acute reaction to foreign substance accidentally left during a procedure, sequela
T81.7…
15 codes
- T81.710AComplication of mesenteric artery following a procedure, not elsewhere classified, initial encounter
- T81.710DComplication of mesenteric artery following a procedure, not elsewhere classified, subsequent encounter
- T81.710SComplication of mesenteric artery following a procedure, not elsewhere classified, sequela
- T81.711AComplication of renal artery following a procedure, not elsewhere classified, initial encounter
- T81.711DComplication of renal artery following a procedure, not elsewhere classified, subsequent encounter
- T81.711SComplication of renal artery following a procedure, not elsewhere classified, sequela
- T81.718AComplication of other artery following a procedure, not elsewhere classified, initial encounter
- T81.718DComplication of other artery following a procedure, not elsewhere classified, subsequent encounter
- T81.718SComplication of other artery following a procedure, not elsewhere classified, sequela
- T81.719AComplication of unspecified artery following a procedure, not elsewhere classified, initial encounter
- T81.719DComplication of unspecified artery following a procedure, not elsewhere classified, subsequent encounter
- T81.719SComplication of unspecified artery following a procedure, not elsewhere classified, sequela
- T81.72XAComplication of vein following a procedure, not elsewhere classified, initial encounter
- T81.72XDComplication of vein following a procedure, not elsewhere classified, subsequent encounter
- T81.72XSComplication of vein following a procedure, not elsewhere classified, sequela
T81.8…
12 codes
- T81.81XAComplication of inhalation therapy, initial encounter
- T81.81XDComplication of inhalation therapy, subsequent encounter
- T81.81XSComplication of inhalation therapy, sequela
- T81.82XAEmphysema (subcutaneous) resulting from a procedure, initial encounter
- T81.82XDEmphysema (subcutaneous) resulting from a procedure, subsequent encounter
- T81.82XSEmphysema (subcutaneous) resulting from a procedure, sequela
- T81.83XAPersistent postprocedural fistula, initial encounter
- T81.83XDPersistent postprocedural fistula, subsequent encounter
- T81.83XSPersistent postprocedural fistula, sequela
- T81.89XAOther complications of procedures, not elsewhere classified, initial encounter
- T81.89XDOther complications of procedures, not elsewhere classified, subsequent encounter
- T81.89XSOther complications of procedures, not elsewhere classified, sequela
T81.9…
3 codes
Outside the US? T81 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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