2017/18 ICD-10-CM Diagnosis Code K55

Vascular disorders of intestine

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as K55. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • necrotizing enterocolitis of newborn (
    ICD-10-CM Diagnosis Code P77
    • P77 Necrotizing enterocolitis of newborn
      • P77.1 Stage 1 necrotizing enterocolitis in newborn
      • P77.2 Stage 2 necrotizing enterocolitis in newborn
      • P77.3 Stage 3 necrotizing enterocolitis in newborn
      • P77.9 Necrotizing enterocolitis in newborn, unspeci...
    P77.-
    )
The following code(s) above K55 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 K55:
  • K00-K95
    2018 ICD-10-CM Range K00-K95

    Diseases of the digestive 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)
    Diseases of the digestive system
Code History
ICD-10-CM Codes Adjacent To K55
K52.8 Other specified noninfective gastroenteritis and colitis
K52.81 Eosinophilic gastritis or gastroenteritis
K52.82 Eosinophilic colitis
K52.83 Microscopic colitis
K52.831 Collagenous colitis
K52.832 Lymphocytic colitis
K52.838 Other microscopic colitis
K52.839 …… unspecified
K52.89 Other specified noninfective gastroenteritis and colitis
K52.9 Noninfective gastroenteritis and colitis, unspecified
K55 Vascular disorders of intestine
K55.0 Acute vascular disorders of intestine
K55.01 Acute (reversible) ischemia of small intestine
K55.011 Focal (segmental) acute (reversible) ischemia of small intestine
K55.012 Diffuse acute (reversible) ischemia of small intestine
K55.019 …… extent unspecified
K55.02 Acute infarction of small intestine
K55.021 Focal (segmental) acute infarction of small intestine
K55.022 Diffuse acute infarction of small intestine
K55.029 …… extent unspecified
K55.03 Acute (reversible) ischemia of large intestine

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