ICD10BillableValid for clinical use

ICD-10 Code T81.529: Obstruction due to foreign body accidentally left in body following unspecified procedure

T81.529 is a billable ICD-10 diagnosis code used to classify Obstruction due to foreign body accidentally left in body following unspecified procedure in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

When is it used?

  • May be used when a clinician documents obstruction due to foreign body accidentally left in body following unspecified procedure in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
19Injury, poisoning and certain other consequences of external causes (S00-T88)
block
T07-T88Injury, poisoning and certain other consequences of external causes
block
T80-T88Complications of surgical and medical care, not elsewhere classified
category
T81Complications of procedures, not elsewhere classified
category
T81.5Complications of foreign body accidentally left in body following procedure
category
T81.52Obstruction due to foreign body accidentally left in body following procedure
currentT81.52

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Emergency Medicine SpecialistOrthopedic Specialist

Related codes

T81.520Obstruction due to foreign body accidentally left in body following surgical operationcodeT81.521Obstruction due to foreign body accidentally left in body following infusion or transfusioncodeT81.522Obstruction due to foreign body accidentally left in body following kidney dialysiscodeT81.523Obstruction due to foreign body accidentally left in body following injection or immunizationcodeT81.524Obstruction due to foreign body accidentally left in body following endoscopic examinationcodeT81.525Obstruction due to foreign body accidentally left in body following heart catheterizationcodeT81.526Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterizationcodeT81.527Obstruction due to foreign body accidentally left in body following removal of catheter or packingcodeT81.528Obstruction due to foreign body accidentally left in body following other procedurecode

Sibling codes

T81.520Obstruction due to foreign body accidentally left in body following surgical operationbillableT81.521Obstruction due to foreign body accidentally left in body following infusion or transfusionbillableT81.522Obstruction due to foreign body accidentally left in body following kidney dialysisbillableT81.523Obstruction due to foreign body accidentally left in body following injection or immunizationbillableT81.524Obstruction due to foreign body accidentally left in body following endoscopic examinationbillableT81.525Obstruction due to foreign body accidentally left in body following heart catheterizationbillableT81.526Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterizationbillableT81.527Obstruction due to foreign body accidentally left in body following removal of catheter or packingbillableT81.528Obstruction due to foreign body accidentally left in body following other procedurebillable

Coding guidelines

Common synonyms

Obstruction due to foreign body accidentally left in body following unspecified procedureObstruction due to foreign body accidentally left in body following procedure

Frequently asked questions

Code details

CodeT81.529
SystemICD10
Display nameObstruction due to foreign body accidentally left in body following unspecified procedure
ChapterInjury, poisoning and certain other consequences of external causes (S00-T88)
BlockComplications of surgical and medical care, not elsewhere classified

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Foreign bodyObstruction, obstructed, obstructive

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code T81.529 for Obstruction due to foreign body accidentally left in body following unspecified procedure | HealthAssure