K90.821 – Short bowel syndrome with colon in continuity
ICD-10-CM 2027 diagnosis code · Other diseases of the digestive system
ICD-10-CM code
K90.821
- Code
K90.821(claims format:K90821)- Description
- Short bowel syndrome with colon in continuity
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 11. Diseases of the digestive system (K00-K95)
- Block
- K90-K95 Other diseases of the digestive system
- Parent codes
- K90 › K90.8 › K90.82
Notes for K90.821
Applicable to:
- Short bowel syndrome with colonic continuity
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
K90 – Intestinal malabsorption
Excludes1 (not coded here):
- intestinal malabsorption following gastrointestinal surgery (K91.2)
K90.82 – Short bowel syndrome
Applicable to:
- Short gut syndrome
Excludes1 (not coded here):
- postsurgical malabsorption, not elsewhere classified (K91.2)
Index terms for K90.821
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in K90.82
Frequently asked questions
What is ICD-10 code K90.821?
K90.821 is the ICD-10-CM code for short bowel syndrome with colon in continuity, in the block K90-K95 (Other diseases of the digestive system).
Is K90.821 a billable code?
Yes. K90.821 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does K90.821 belong to?
It belongs to category K90 – Intestinal malabsorption.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.