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R00.1 - Bradycardia, unspecified


The ICD 10 Code for Bradycardia, unspecified is listed as R00.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: R00.1
Description: Bradycardia, unspecified
  • Sinoatrial bradycardia
  • Sinus bradycardia
  • Slow heart beat
  • Vagal bradycardia
  • Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • Excludes1: neonatal bradycardia (P29.12)
Diagnostic Related Groups
(MS-DRG v30.0)
308 - Cardiac Arrhythmia & Conduction Disorders W Mcc
309 - Cardiac Arrhythmia & Conduction Disorders W Cc
310 - Cardiac Arrhythmia & Conduction Disorders W/o Cc/mcc
Chapter Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block Symptoms and signs involving the circulatory and respiratory systems (R00-R09)
Parent R00 - Abnormalities of heart beat
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 427.81 - Sinoatrial node dysfunction (approximate)
ICD 9 Dx Code: 427.89 - Other specified cardiac dysrhythmias (approximate)
ICD-10-CM Siblings (same level / similar specificity) of R00.1:
R00.0 - Tachycardia, unspecified
R00.2 - Palpitations
R00.8 - Other abnormalities of heart beat
R00.9 - Unspecified abnormalities of heart beat