ICDcodes.org
FY2027

I74.1 — Embolism and thrombosis of other and unspecified parts of aorta

Not billable

Is I74.1 billable?

No — I74.1 is a non-billable header code. I74.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath I74.1.

I74.1 at a glance

CodeI74.1
DescriptionEmbolism and thrombosis of other and unspecified parts of aorta
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Code first — inherited from I74

The underlying condition below must be sequenced before I74.1. I74.1 describes a manifestation and cannot be the principal or first-listed diagnosis.

  • embolism and thrombosis complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2)
  • embolism and thrombosis complicating pregnancy, childbirth and the puerperium (O88.-)

Excludes2 — not included here — inherited from Chapter 9

The conditions below are not part of I74.1, but a patient may have both at the same time. When documentation supports it, I74.1 and the excluded code may both be reported.

  • 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.-)

Excludes2 — not included here — inherited from I74

The conditions below are not part of I74.1, but a patient may have both at the same time. When documentation supports it, I74.1 and the excluded code may both be reported.

  • atheroembolism (I75.-)
  • basilar embolism and thrombosis (I63.0-I63.2, I65.1)
  • carotid embolism and thrombosis (I63.0-I63.2, I65.2)
  • cerebral embolism and thrombosis (I63.3-I63.5, I66.-)
  • coronary embolism and thrombosis (I21-I25)
  • mesenteric embolism and thrombosis (K55.0-)
  • ophthalmic embolism and thrombosis (H34.-)
  • precerebral embolism and thrombosis NOS (I63.0-I63.2, I65.9)
  • pulmonary embolism and thrombosis (I26.-)
  • renal embolism and thrombosis (N28.0)
  • retinal embolism and thrombosis (H34.-)
  • septic embolism and thrombosis (I76)
  • vertebral embolism and thrombosis (I63.0-I63.2, I65.0)

What codes fall under I74.1? (3)

How long has I74.1 existed?

I74.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the I74 family? (7)