K51.918
BillableUlcerative colitis, unspecified with other complication
Ulcerative colitis, unspecified with other complication
Coding Notes
Includes
Conditions included under this code
- noninfective inflammatory bowel disease
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Use Additional Code
Additional codes that should follow this code
- code to identify any associated fistulas, if applicable:
- •anal fistulaK60.3
- •anorectal fistulaK60.5
- •rectal fistulaK60.4
Related Codes(5)
K51.911Ulcerative colitis, unspecified with rectal bleeding
K51.912Ulcerative colitis, unspecified with intestinal obstruction
K51.913Ulcerative colitis, unspecified with fistula
K51.914Ulcerative colitis, unspecified with abscess
K51.919Ulcerative colitis, unsp with unspecified complications
Also Known As / Clinical Terms(21)
SNOMED CT
- Secondary autoimmune haemolytic anaemia127050002
- Secondary autoimmune hemolytic anemia127050002
- Arthropathy in ulcerative colitis201727001
- Juvenile arthritis in ulcerative colitis201807008
- Juvenile arthritis of inflammatory bowel disease239809007
- Haemolytic anaemia associated with ulcerative colitis732966008
- Hemolytic anemia associated with ulcerative colitis732966008
- Secondary autoimmune haemolytic anaemia co-occurrent and due to ulcerative colitis732966008
- Secondary autoimmune hemolytic anemia co-occurrent and due to ulcerative colitis732966008
- Gingival disease due to ulcerative colitis1197015008
Clinical Terms
- Juvenile arthritis in ulcerative colitis
- Haemolytic anaemia associated with ulcerative colitis
- Secondary autoimmune hemolytic anemia co-occurrent and due to ulcerative colitis
- Arthropathy in ulcerative colitis
- Secondary autoimmune haemolytic anaemia co-occurrent and due to ulcerative colitis
- Hemolytic anemia associated with ulcerative colitis
- Gingival disease due to ulcerative colitis
- Secondary autoimmune haemolytic anaemia
- Secondary autoimmune hemolytic anemia
- Juvenile arthritis of inflammatory bowel disease
Frequently Asked Questions
What is the ICD-10 code for ulcerative colitis, unspecified with other complication?
The ICD-10-CM code for ulcerative colitis, unspecified with other complication is K51.918. The full clinical description is "Ulcerative colitis, unspecified with other complication". K51.918 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K51.918 mean?
ICD-10-CM code K51.918 represents “Ulcerative colitis, unspecified with other complication”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.
Is K51.918 a billable code?
Yes, K51.918 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K51.918 in?
K51.918 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K51.918?
K51.918 has Excludes1 notes indicating codes that cannot be used together with it, including: irritable bowel syndrome (K58.-); megacolon (K59.3-); Crohn's disease [regional enteritis] (K50.-).
Are additional codes required with K51.918?
Yes, when using K51.918, also report: any associated fistulas, if applicable:; anal fistula (K60.3-); anorectal fistula (K60.5-); rectal fistula (K60.4-).
What SNOMED CT codes does K51.918 map to?
K51.918 maps to 6 SNOMED CT concepts: 201727001, 1197015008, 732966008, 201807008, 239809007, and 1 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K51.918?
K51.918 is linked to 1 UMLS Concept Unique Identifier: C2887844. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K51.918 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like ulcerative colitis, unspecified with other complication affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K51.918?
There is no direct ICD-11 mapping available for K51.918 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.