R94.31
BillableAbnormal electrocardiogram [ECG] [EKG]
R94.31 is the ICD-10-CM code for Abnormal electrocardiogram [ECG] [EKG]. It is a billable, specific code valid for reimbursement.
R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
What this means — in plain language
MedlinePlus · NIHHeart diseases are the number one killer in the United States. They are also a major cause of disability . If you do have heart disease, it is important to find it early, when it is easier to treat. Blood tests and heart health tests can help find heart diseases or identify problems that can lead to heart diseases. There are several different types of heart health tests. Your health care provider will decide which…
Read more about Heart Health Tests at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •long QT syndrome (I45.81)
Frequently asked questions
- What is ICD-10 code R94.31?
- R94.31 is the ICD-10-CM code for "Abnormal electrocardiogram [ECG] [EKG]". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Is R94.31 a billable code?
- Yes — R94.31 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from R94.31?
- Excludes1 (not coded here): long QT syndrome (I45.81).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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