R00.1
BillableBradycardia, unspecified
Bradycardia, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Sinoatrial bradycardia
- Sinus bradycardia
- Slow heart beat
- Vagal bradycardia
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •abnormal findings on antenatal screening of motherO28
- •certain conditions originating in the perinatal periodP04-P96
- signs and symptoms classified in the body system chapters
- •signs and symptoms of breast,N63, N64.5
- •specified arrhythmiasI47-I49
Use Additional Code
Additional codes that should follow this code
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(116)
SNOMED CT
- Vagal autonomic bradycardia29894000
- Vagal bradycardia29894000
- Bradycardia - pulse42177007
- Pulse slow42177007
- Reflex bradycardia44273001
- Persistent sinus bradycardia44602002
- Bradycardia48867003
- Decreased heart rate48867003
- Heart rate slow48867003
- Slow heart beat48867003
- Severe sinus bradycardia49044005
- Sinus bradycardia49710005
- Abnormal pulse rate111972009
- Finding of pulse rate301147003
- Observation of pulse rate301147003
- Pulse rate finding301147003
- Drug-induced bradycardia397841007
- Symptomatic sinus bradycardia444605001
- Vagal autonomic bradycardia of prematurity473006003
- Vagal sinus bradycardia of prematurity473006003
- Bradycardic cardiac arrest703162001
- Borderline slow pulse827165009
- Drug induced sinus bradycardia1142110005
- Sinus bradycardia caused by drug1142110005
- Sinus bradycardia due to metabolic disease1142111009
- Asymptomatic bradycardia1217429005
UMLS
- BrachycardiaC0428977
- BradyarrhythmiaC0428977
- BradyarrhythmiasC0428977
- BradycardiaC0428977
- Bradycardia (finding)C0428977
- Bradycardia NOSC0428977
- Bradycardia, unspecifiedC0428977
- BradycardiasC0428977
- Decreased heart rateC0428977
- Heart rate decreasedC0428977
- Heart rate lowC0428977
- Heart rate slowC0428977
- Slow heart beatC0428977
- Slow heartbeatsC0428977
- bradycardiaC0428977
- bradycardiasC0428977
- decreased heart rateC0428977
- decreasing heart rateC0428977
- heart rate slowC0428977
- heart rate slowingC0428977
- low heart rateC0428977
- low pulse rateC0428977
- low pulse ratesC0428977
- pulse rate lowC0428977
- pulse slowC0428977
- pulse slowedC0428977
- pulse slowingC0428977
- slow heart beatC0428977
- slow heart rateC0428977
- slow heartbeatC0428977
- slow pulseC0428977
- Bradycardia sinusC0085610
- Sinus BradycardiaC0085610
- Sinus bradycardiaC0085610
- Sinus bradycardia (disorder)C0085610
- bradycardia sinusC0085610
- sinus bradycardiaC0085610
- Sinoatrial bradycardiaC2910381
- Vagal autonomic bradycardiaC0232190
- Vagal autonomic bradycardia (disorder)C0232190
- Vagal bradycardiaC0232190
Clinical Terms
- Bradyarrhythmia
- Heart rate decreased
- decreased heart rate
- Brachycardia
- Sinus bradycardia
- pulse slowing
- Persistent sinus bradycardia
- Borderline slow pulse
- Drug induced sinus bradycardia
- Sinoatrial bradycardia
- Bradycardias
- slow heart beat
- Drug-induced bradycardia
- Vagal autonomic bradycardia (disorder)
- Pulse slow
- Asymptomatic bradycardia
- Reflex bradycardia
- Symptomatic sinus bradycardia
- heart rate slowing
- bradycardia sinus
- Abnormal pulse rate
- Finding of pulse rate
- Bradycardia NOS
- Bradycardic cardiac arrest
- Slow heartbeats
- pulse slowed
- Bradycardia (finding)
- Vagal autonomic bradycardia
- Bradycardia - pulse
- decreasing heart rate
- Sinus bradycardia due to metabolic disease
- Observation of pulse rate
- Sinus bradycardia caused by drug
- slow pulse
- Severe sinus bradycardia
- Sinus bradycardia (disorder)
- Heart rate low
- low heart rate
- Vagal sinus bradycardia of prematurity
- low pulse rate
- slow heartbeat
- Vagal bradycardia
- pulse rate low
- Bradyarrhythmias
- Pulse rate finding
- low pulse rates
- heart rate slow
- Vagal autonomic bradycardia of prematurity
- slow heart rate
Frequently Asked Questions
What is the ICD-10 code for bradycardia, unspecified?
The ICD-10-CM code for bradycardia, unspecified is R00.1. The full clinical description is "Bradycardia, unspecified". R00.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code R00.1 mean?
ICD-10-CM code R00.1 represents “Bradycardia, unspecified”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a billable/specific code that can be used on a claim.
Is R00.1 a billable code?
Yes, R00.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is R00.1 in?
R00.1 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).
What codes cannot be used with R00.1?
R00.1 has Excludes1 notes indicating codes that cannot be used together with it, including: abnormalities originating in the perinatal period (P29.1-); neonatal bradycardia (P29.12).
Are additional codes required with R00.1?
Yes, when using R00.1, also report: adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
What SNOMED CT codes does R00.1 map to?
R00.1 maps to 17 SNOMED CT concepts: 111972009, 1217429005, 827165009, 48867003, 42177007, and 12 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for R00.1?
R00.1 is linked to 4 UMLS Concept Unique Identifiers: C0428977, C0085610, C2910381, C0232190. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does R00.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like bradycardia, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of R00.1?
R00.1 maps to the ICD-11 code: MC81.1 (Bradycardia, unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.