K51.21
Non-billableUlcerative (chronic) proctitis with complications
Ulcerative (chronic) proctitis with complications
This is a header/category code. For billing purposes, use a more specific child code from the list below.
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 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)
Child Codes (6)
K51.211Ulcerative (chronic) proctitis with rectal bleeding
K51.212Ulcerative (chronic) proctitis with intestinal obstruction
K51.213Ulcerative (chronic) proctitis with fistula
K51.214Ulcerative (chronic) proctitis with abscess
K51.218Ulcerative (chronic) proctitis with other complication
K51.219Ulcerative (chronic) proctitis with unsp complications
Also Known As / Clinical Terms
Frequently Asked Questions
What is the ICD-10 code for ulcerative (chronic) proctitis with complications?
The ICD-10-CM code for ulcerative (chronic) proctitis with complications is K51.21. The full clinical description is "Ulcerative (chronic) proctitis with complications". K51.21 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code K51.21 mean?
ICD-10-CM code K51.21 represents "Ulcerative (chronic) proctitis with complications". It is classified under Chapter 11: Diseases of the Digestive System and is a non-billable header code. Use a more specific child code for billing purposes.
Is K51.21 a billable code?
No, K51.21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under K51.21.
What chapter is K51.21 in?
K51.21 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K51.21?
K51.21 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.-).
What are the subcategories under K51.21?
K51.21 has 6 child codes, including: K51.211 (Ulcerative (chronic) proctitis with rectal bleeding), K51.212 (Ulcerative (chronic) proctitis with intestinal obstruction), K51.213 (Ulcerative (chronic) proctitis with fistula), K51.214 (Ulcerative (chronic) proctitis with abscess), and 2 more.
Are additional codes required with K51.21?
Yes, when using K51.21 you should also code: code to identify any associated fistulas, if applicable:; anal fistula (K60.3-); anorectal fistula (K60.5-); rectal fistula (K60.4-).
What are the UMLS CUIs for K51.21?
K51.21 is linked to 1 UMLS Concept Unique Identifier: C2887797. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.