ICD-10-CM Codes
I00-I99
I30-I5A
I44-
2023 ICD-10-CM Diagnosis Code I44.60

2023 ICD-10-CM Diagnosis Code I44.60

Unspecified fascicular block

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

Questionable As Admission Dx

I44.60 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM I44.60 became effective on October 1, 2022.
This is the American ICD-10-CM version of I44.60 - other international versions of ICD-10 I44.60 may differ.

ICD-10-CM Coding Rules

I44.60 is not usually sufficient justification for admission to an acute care hospital when used a principal diagnosis.

Applicable To

Left bundle-branch hemiblock NOS

The following code(s) above I44.60 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to I44.60:

I00-I99
2023 ICD-10-CM Range I00-I99
Diseases of the circulatory system
Type 2 Excludes
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- transient cerebral ischemic attacks and related syndromes (G45.-)
Diseases of the circulatory system

ICD-10-CM I44.60 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

308 Cardiac arrhythmia and conduction disorders with mcc
309 Cardiac arrhythmia and conduction disorders with cc
310 Cardiac arrhythmia and conduction disorders without cc/mcc

Convert I44.60 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to I44.60:

Block, blocked
- bundle-branch (complete) (false) (incomplete) I45.4
  ICD-10-CM Diagnosis Code I45.4
  Nonspecific intraventricular block
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Bundle-branch block NOS
  - left I44.7
    ICD-10-CM Diagnosis Code I44.7
    Left bundle-branch block, unspecified
    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Questionable As Admission Dx
    - hemiblock I44.60
- fascicular (left) I44.60

ICD-10-CM Codes Adjacent To I44.60

I44 Atrioventricular and left bundle-branch block

I44.0 Atrioventricular block, first degree

I44.1 Atrioventricular block, second degree

I44.2 Atrioventricular block, complete

I44.3 Other and unspecified atrioventricular block

I44.30 Unspecified atrioventricular block

I44.39 Other atrioventricular block

I44.4 Left anterior fascicular block

I44.5 Left posterior fascicular block

I44.6 Other and unspecified fascicular block

I44.60 Unspecified fascicular block

I44.69 Other fascicular block

I44.7 Left bundle-branch block, unspecified

I45 Other conduction disorders

I45.0 Right fascicular block

I45.1 Other and unspecified right bundle-branch 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

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2023 ICD-10-CM Diagnosis Code I44.60

Unspecified fascicular block

Diseases of the circulatory system

Nonspecific intraventricular block

Left bundle-branch block, unspecified