DRG 310

Cardiac arrhythmia and conduction disorders without cc/mcc

  • I44.0
    Atrioventricular block, first degree
  • I44.1
    Atrioventricular block, second degree
  • I44.2
    Atrioventricular block, complete
  • I44.30
    Unspecified atrioventricular block
  • I44.39
    Other atrioventricular block
  • I44.4
    Left anterior fascicular block
  • I44.5
    Left posterior fascicular block
  • I44.60
    Unspecified fascicular block
  • I44.69
    Other fascicular block
  • I44.7
    Left bundle-branch block, unspecified
  • I45.0
    Right fascicular block
  • I45.10
    Unspecified right bundle-branch block
  • I45.19
    Other right bundle-branch block
  • I45.2
    Bifascicular block
  • I45.3
    Trifascicular block
  • I45.4
    Nonspecific intraventricular block
  • I45.5
    Other specified heart block
  • I45.6
    Pre-excitation syndrome
  • I45.81
    Long QT syndrome
  • I45.89
    Other specified conduction disorders
  • I45.9
    Conduction disorder, unspecified
  • I47.0
    Re-entry ventricular arrhythmia
  • I47.1
    Supraventricular tachycardia
  • I47.20
    Ventricular tachycardia, unspecified
  • I47.21
    Torsades de pointes
  • I47.29
    Other ventricular tachycardia
  • I47.9
    Paroxysmal tachycardia, unspecified
  • I48.0
    Paroxysmal atrial fibrillation
  • I48.11
    Longstanding persistent atrial fibrillation
  • I48.19
    Other persistent atrial fibrillation
  • I48.20
    Chronic atrial fibrillation, unspecified
  • I48.21
    Permanent atrial fibrillation
  • I48.3
    Typical atrial flutter
  • I48.4
    Atypical atrial flutter
  • I48.91
    Unspecified atrial fibrillation
  • I48.92
    Unspecified atrial flutter
  • I49.01
    Ventricular fibrillation
  • I49.02
    Ventricular flutter
  • I49.1
    Atrial premature depolarization
  • I49.2
    Junctional premature depolarization
  • I49.3
    Ventricular premature depolarization
  • I49.40
    Unspecified premature depolarization
  • I49.49
    Other premature depolarization
  • I49.5
    Sick sinus syndrome
  • I49.8
    Other specified cardiac arrhythmias
  • I49.9
    Cardiac arrhythmia, unspecified
  • Q24.6
    Congenital heart block
  • R00.0
    Tachycardia, unspecified
  • R00.1
    Bradycardia, unspecified
  • R00.2
    Palpitations
  • T82.110A
    Breakdown (mechanical) of cardiac electrode, initial encounter
  • T82.111A
    Breakdown (mechanical) of cardiac pulse generator (battery), initial encounter
  • T82.120A
    Displacement of cardiac electrode, initial encounter
  • T82.121A
    Displacement of cardiac pulse generator (battery), initial encounter
  • T82.190A
    Other mechanical complication of cardiac electrode, initial encounter
  • T82.191A
    Other mechanical complication of cardiac pulse generator (battery), initial encounter
ICD-10-CM I44.0

Atrioventricular block, first degree

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I44.1

Atrioventricular block, second degree

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Atrioventricular block, type I and II
  • Möbitz block, type I and II
  • Second degree block, type I and II
  • Wenckebach's block
ICD-10-CM I44.2

Atrioventricular block, complete

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Complete heart block NOS
  • Third degree block
ICD-10-CM I44.30

Unspecified atrioventricular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I44.39

Other atrioventricular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I44.4

Left anterior fascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I44.5

Left posterior fascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I44.60

Unspecified fascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
Applicable To
  • Left bundle-branch hemiblock NOS
ICD-10-CM I44.69

Other fascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I44.7

Left bundle-branch block, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I45.0

Right fascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I45.10

Unspecified right bundle-branch block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
Applicable To
  • Right bundle-branch block NOS
ICD-10-CM I45.19

Other right bundle-branch block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
ICD-10-CM I45.2

Bifascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I45.3

Trifascicular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I45.4

Nonspecific intraventricular block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Bundle-branch block NOS
ICD-10-CM I45.5

Other specified heart block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Sinoatrial block
  • Sinoauricular block
Type 1 Excludes
ICD-10-CM I45.6

Pre-excitation syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Accelerated atrioventricular conduction
  • Accessory atrioventricular conduction
  • Anomalous atrioventricular excitation
  • Lown-Ganong-Levine syndrome
  • Pre-excitation atrioventricular conduction
  • Wolff-Parkinson-White syndrome
ICD-10-CM I45.81

Long QT syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I45.89

Other specified conduction disorders

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Atrioventricular [AV] dissociation
  • Interference dissociation
  • Isorhythmic dissociation
  • Nonparoxysmal AV nodal tachycardia
ICD-10-CM I45.9

Conduction disorder, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Heart block NOS
  • Stokes-Adams syndrome
ICD-10-CM I47.0

Re-entry ventricular arrhythmia

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I47.1

Supraventricular tachycardia

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Atrial (paroxysmal) tachycardia
  • Atrioventricular [AV] (paroxysmal) tachycardia
  • Atrioventricular re-entrant (nodal) tachycardia [AVNRT] [AVRT]
  • Junctional (paroxysmal) tachycardia
  • Nodal (paroxysmal) tachycardia
ICD-10-CM I47.20

Ventricular tachycardia, unspecified

    2023 - New Code Billable/Specific Code
ICD-10-CM I47.21

Torsades de pointes

    2023 - New Code Billable/Specific Code
Code Also
  • , if applicable, long QT syndrome (I45.81)
Use Additional
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
ICD-10-CM I47.29

Other ventricular tachycardia

    2023 - New Code Billable/Specific Code
ICD-10-CM I47.9

Paroxysmal tachycardia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Bouveret (-Hoffman) syndrome
ICD-10-CM I48.0

Paroxysmal atrial fibrillation

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I48.11

Longstanding persistent atrial fibrillation

    2020 - New Code 2021 2022 2023 Billable/Specific Code
ICD-10-CM I48.19

Other persistent atrial fibrillation

    2020 - New Code 2021 2022 2023 Billable/Specific Code
Applicable To
  • Chronic persistent atrial fibrillation
  • Persistent atrial fibrillation, NOS
ICD-10-CM I48.20

Chronic atrial fibrillation, unspecified

    2020 - New Code 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • Chronic persistent atrial fibrillation (I48.19)
ICD-10-CM I48.21

Permanent atrial fibrillation

    2020 - New Code 2021 2022 2023 Billable/Specific Code
ICD-10-CM I48.3

Typical atrial flutter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Type I atrial flutter
ICD-10-CM I48.4

Atypical atrial flutter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Type II atrial flutter
ICD-10-CM I48.91

Unspecified atrial fibrillation

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I48.92

Unspecified atrial flutter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I49.01

Ventricular fibrillation

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I49.02

Ventricular flutter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I49.1

Atrial premature depolarization

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Atrial premature beats
ICD-10-CM I49.2

Junctional premature depolarization

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I49.3

Ventricular premature depolarization

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM I49.40

Unspecified premature depolarization

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Premature beats NOS
ICD-10-CM I49.49

Other premature depolarization

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Ectopic beats
  • Extrasystoles
  • Extrasystolic arrhythmias
  • Premature contractions
ICD-10-CM I49.5

Sick sinus syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Tachycardia-bradycardia syndrome
ICD-10-CM I49.8

Other specified cardiac arrhythmias

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Brugada syndrome
  • Coronary sinus rhythm disorder
  • Ectopic rhythm disorder
  • Nodal rhythm disorder
ICD-10-CM I49.9

Cardiac arrhythmia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Arrhythmia (cardiac) NOS
ICD-10-CM Q24.6

Congenital heart block

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code POA Exempt
ICD-10-CM R00.0

Tachycardia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Rapid heart beat
  • Sinoauricular tachycardia NOS
  • Sinus [sinusal] tachycardia NOS
Type 1 Excludes
  • neonatal tachycardia (P29.11)
  • paroxysmal tachycardia (I47.-)
ICD-10-CM R00.1

Bradycardia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Sinoatrial bradycardia
  • Sinus bradycardia
  • Slow heart beat
  • Vagal bradycardia
Type 1 Excludes
Use Additional
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
ICD-10-CM R00.2

Palpitations

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Awareness of heart beat
ICD-10-CM T82.110A

Breakdown (mechanical) of cardiac electrode, initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM T82.111A

Breakdown (mechanical) of cardiac pulse generator (battery), initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM T82.120A

Displacement of cardiac electrode, initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM T82.121A

Displacement of cardiac pulse generator (battery), initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM T82.190A

Other mechanical complication of cardiac electrode, initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM T82.191A

Other mechanical complication of cardiac pulse generator (battery), initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code