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T82.218A

T82.218A: Other mechanical complication of coronary artery bypass graft, initial encounter

Billable / specific codeICD-10-CM

T82.218A is a billable, specific ICD-10-CM code for other mechanical complication of coronary artery bypass graft, initial encounter. It is valid for submission on a claim.

Check T82.218A with the rest of the claim: free scrubber

7th character "A": initial encounter

The appropriate 7th character is to be added to each code from category T82

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Obstruction, mechanical of coronary artery bypass graft
  • Perforation of coronary artery bypass graft
  • Protrusion of coronary artery bypass graft

Excludes1 inherited from the categories above T82.218A

A category’s note binds every code beneath it.

Written on T82.2: Mechanical complication of coronary artery bypass graft and biological heart valve graft

  • mechanical complication of artificial heart valve prosthesis (T82.0-)

Excludes2 inherited from the categories above T82.218A

Not part of this code, but both may be coded when both are present.

Written on T82: Complications of cardiac and vascular prosthetic devices, implants and grafts

  • failure and rejection of transplanted organs and tissue (T86.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T82.218A is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A56691Billing and Coding: Cardiac Computed Tomography & Angiography (CCTA)
  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)
  • A57179Billing and Coding: Transesophageal Echocardiogram

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T82.218

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.