2024 ICD-10-CM Diagnosis Code T82.855A

Stenosis of coronary artery stent, initial encounter

ICD-10-CM Code:
T82.855A
ICD-10 Code for:
Stenosis of coronary artery stent, initial encounter
Is Billable?
Yes - Valid for Submission
Code Navigator:

Code Classification

  • Injury, poisoning and certain other consequences of external causes
    (S00–T88)
    • Complications of surgical and medical care, not elsewhere classified
      (T80-T88)
      • Complications of cardiac and vascular prosthetic devices, implants and grafts
        (T82)

T82.855A is a billable diagnosis code used to specify a medical diagnosis of stenosis of coronary artery stent, initial encounter. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024.

T82.855A is an initial encounter code, includes a 7th character and should be used while the patient is receiving active treatment for a condition like stenosis of coronary artery stent. According to ICD-10-CM Guidelines an "initial encounter" doesn't necessarily means "initial visit". The 7th character should be used when the patient is undergoing active treatment regardless if new or different providers saw the patient over the course of a treatment. The appropriate 7th character codes should also be used even if the patient delayed seeking treatment for a condition.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Coronary stent patency - finding
  • Coronary stent stenosis

Clinical Classification

Coding Guidelines

The appropriate 7th character is to be added to each code from block Complications of cardiac and vascular prosthetic devices, implants and grafts (T82). Use the following options for the aplicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Replacement Code

T82855A replaces the following previously assigned ICD-10-CM code(s):

  • T82.857A - Stenosis of cardiac prosth dev/grft, init
  • T82.857A - Stenosis of other cardiac prosth dev/grft, initial encounter

Convert T82.855A to ICD-9-CM

  • ICD-9-CM Code: 996.72 - Comp-oth cardiac device
    Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

Code History

  • FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
  • FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
  • FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
  • 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