Is K55.01 a billable ICD-10-CM code?

No. K55.01 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does K55.01 sit in the tabular list?

Diseases of the digestive system (K00-K95), in the block Other diseases of intestines (K55-K64).

K55.01

K55.01 — Acute (reversible) ischemia of small intestine

Non-billable headerICD-10-CM

K55.01 is a non-billable header ICD-10-CM code for acute (reversible) ischemia of small intestine. It cannot be billed on its own: choose one of the more specific child codes below.

Risk adjustment

K55.01 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead K55.01

3 child codes. Green means billable.

K55.011Focal (segmental) acute (reversible) ischemia of small intestine
K55.012Diffuse acute (reversible) ischemia of small intestine
K55.019Acute (reversible) ischemia of small intestine, extent unspecified

Related codes at this level

Codes that share K55.0. If K55.01 is not quite right, the correct code is usually one of these.

K55.02Acute infarction of small intestine
K55.03Acute (reversible) ischemia of large intestine
K55.04Acute infarction of large intestine
K55.05Acute (reversible) ischemia of intestine, part unspecified
K55.06Acute infarction of intestine, part unspecified

Questions about K55.01

Is K55.01 a billable ICD-10-CM code?: No. K55.01 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does K55.01 sit in the tabular list?: Diseases of the digestive system (K00-K95), in the block Other diseases of intestines (K55-K64).