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Z95.1

Z95.1Presence of aortocoronary bypass graft

Billable / specific codeICD-10-CMPOA exempt

Z95.1 is a billable, specific ICD-10-CM code for presence of aortocoronary bypass graft. It is valid for submission on a claim.

Inclusion terms

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

  • Presence of coronary artery bypass graft

Risk adjustment

Z95.1 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

Z95.1 is named in 23 Medicare coverage policies 23 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A53775Billing and Coding: Frequency and Duration for Cardiac Rehabilitation and Intensive Cardiac Rehabilitation
  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing

How Z95.1 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z95.1.

  • Presenceaortocoronary graft(bypass)
  • Statusaortocoronary bypass
  • Statuscoronary artery bypass graft

Related codes at this level

Codes that share Z95. If Z95.1 is not quite right, the correct code is usually one of these.

Questions about Z95.1

Is Z95.1 a billable ICD-10-CM code?
Yes. Z95.1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z95.1 sit in the tabular list?
Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).
ICD-10-CMFY2026-Apr· effective April 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.