Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes K00-K95 – Diseases of the digestive system (K00-K95) > 2024 ICD-10-CM Codes K50-K52 – Noninfective enteritis and colitis (K50-K52) > 2024 ICD-10-CM Codes K51 – Ulcerative colitis (K51) > 2024 ICD-10-CM Codes K51.2 – Ulcerative (chronic) proctitis (K51.2)