2022 ICD-10-CM Code T81.9

Unspecified complication of procedure

Version 2021

Not Valid for Submission

ICD-10:T81.9
Short Description:Unspecified complication of procedure
Long Description:Unspecified complication of procedure

Code Classification

  • Injury, poisoning and certain other consequences of external causes (S00–T98)
    • Complications of surgical and medical care, not elsewhere classified (T80-T88)
      • Complications of procedures, not elsewhere classified (T81)

T81.9 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of unspecified complication of procedure. The code is not specific and is NOT valid for the year 2022 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Unspecified diagnosis codes like T81.9 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Coding Guidelines

The appropriate 7th character is to be added to each code from block Complications of procedures, not elsewhere classified (T81). Use the following options for the aplicable episode of care:

Specific Coding for Unspecified complication of procedure

Non-specific codes like T81.9 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for unspecified complication of procedure:

  • BILLABLE CODE - Use T81.9XXA for initial encounter
  • BILLABLE CODE - Use T81.9XXD for subsequent encounter
  • BILLABLE CODE - Use T81.9XXS for sequela

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code T81.9 are found in the index:

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)