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R93.1

R93.1Abnormal findings on diagnostic imaging of heart and coronary circulation

Billable / specific codeICD-10-CM

R93.1 is a billable, specific ICD-10-CM code for abnormal findings on diagnostic imaging of heart and coronary circulation. It is valid for submission on a claim.

Inclusion terms

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

  • Abnormal echocardiogram NOS
  • Abnormal heart shadow

Risk adjustment

R93.1 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

R93.1 is named in 40 Medicare coverage policies 40 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
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography

How R93.1 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 R93.1.

  • Pancake heart
  • Abnormal, abnormality, abnormalitiesechocardiogram
  • Findings, abnormal, inconclusive, without diagnosisechocardiogram
  • Abnormal, abnormality, abnormalitiesdiagnostic imagingcoronary circulation
  • Abnormal, abnormality, abnormalitiesdiagnostic imagingheart
  • Abnormal, abnormality, abnormalitiesheartshadow
  • Findings, abnormal, inconclusive, without diagnosisheartshadow
  • Findings, abnormal, inconclusive, without diagnosisradiologicintrathoracic organs NEC

Related codes at this level

Codes that share R93. If R93.1 is not quite right, the correct code is usually one of these.

Questions about R93.1

Is R93.1 a billable ICD-10-CM code?
Yes. R93.1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does R93.1 sit in the tabular list?
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), in the block Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94).
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.