Other specified heart block
Billable / specific
I45.5 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- Sinoatrial block
- Sinoauricular block
Excludes1
Not coded here — never report together with this code.
- heart block NOS (I45.9)
Excludes2
Not included here — may be reported together when both conditions exist.
- certain conditions originating in the perinatal period (P04-P96) (from I45)
- certain infectious and parasitic diseases (A00-B99) (from I45)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from I45)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from I45)
- endocrine, nutritional and metabolic diseases (E00-E88) (from I45)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from I45)
- neoplasms (C00-D49) (from I45)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from I45)
- systemic connective tissue disorders (M30-M36) (from I45)
- transient cerebral ischemic attacks and related syndromes (G45.-) (from I45)
Also known as
- Sinoatrial block
- Sinoauricular block
- Arborization block
- Arrest, arrested, sinus
- Block, blocked, arborization
- Block, blocked, heart, specified type NEC
- Block, blocked, nodal
- Block, blocked, sinoatrial
- Block, blocked, sinoauricular
- Sinus, arrest
- Sinus, pause
- Standstill, auricular
- Standstill, sinoatrial
Parent code
- I45Other conduction disordersHeader
Related codes
- I45.0Right fascicular blockBillable
- I45.1Other and unspecified right bundle-branch blockHeader
- I45.2Bifascicular blockBillable
- I45.3Trifascicular blockBillable
- I45.4Nonspecific intraventricular blockBillable
- I45.6Pre-excitation syndromeBillable
- I45.8Other specified conduction disordersHeader
- I45.9Conduction disorder, unspecifiedBillable