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ICD-10 diagnosis code

R00.0 Tachycardia, unspecified

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R00.0 is the ICD-10 code for Tachycardia, unspecified. It is a four-character subcategory of R00 (Abnormalities of heart beat), the most specific level in the WHO edition. It belongs to the block R00–R09 (Symptoms and signs involving the circulatory and respiratory systems) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.

Code type
Subcategory (4 characters)
Chapter
XVIII · R00–R99
Classification
WHO ICD-10, 2019 version

What R00.0 includes

Conditions and terms that are coded here.

  • Rapid heart beat
  • Tachycardia:
    • sinoauricular NOS
    • sinus [sinusal] NOS

R00.0 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

R00.0Takykardi, ospecificerad

NorwayICD-10-NO

R00.0Uspesifisert takykardi

DenmarkICD-10-DK

DR000Takykardi UNS

FinlandICD-10-FI

R00.0Määrittämätön sydämen tiheälyöntisyys

GermanyICD-10-GM

R00.0Tachykardie, nicht näher bezeichnet

FranceICD-10-FR

R00.0Tachycardie, sans précision

NetherlandsICD-10-NL

R00.0tachycardie, niet-gespecificeerd

United StatesICD-10-CM

R00.0Tachycardia, unspecified

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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