ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

I44.1 – Atrioventricular block, second degree

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

Applicable To

Atrioventricular block, type I and II

Möbitz block, type I and II

Second degree block, type I and II

Wenckebach's block

GEM Conversion to ICD-9 CM

426.12

Fs: 10000 – Mobitz (type) II atrioventricular block

426.13

Fs: 10000 – Other second degree atrioventricular block

MDC / MS-DRG Reference

DRG 308

CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH MCC

DRG 309

CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH CC

DRG 310

CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Block, blocked

atrioventricular (incomplete) (partial) I44.30

second degree (types I and II) I44.1

types I and II I44.1

heart I45.9

second degree (atrioventricular) I44.1

Mobitz (types I and II) I44.1

second degree (types I and II) I44.1

Wenckebach (types I and II) I44.1

Mobitz heart block (atrioventricular) I44.1

Phenomenon

Wenckebach's I44.1

Wenckebach's block or phenomenon I44.1

Sibling Codes

I44.0

Atrioventricular block, first degree

I44.2

Atrioventricular block, complete

I44.3

Other and unspecified atrioventricular block

I44.4

Left anterior fascicular block

I44.5

Left posterior fascicular block

I44.6

Other and unspecified fascicular block

I44.7

Left bundle-branch block, unspecified

Parent Sibling Codes

View in Tabular

Code	Title
I00-I99	Diseases of the circulatory system (I00-I99)
I30-I5A	Other forms of heart disease (I30-I5A)
I44	Atrioventricular and left bundle-branch block
I44.1	Atrioventricular block, second degree Applicable to Atrioventricular block, type I and II Möbitz block, type I and II Second degree block, type I and II Wenckebach's block