K51.213
BillableUlcerative (chronic) proctitis with fistula
K51.213 is the ICD-10-CM code for Ulcerative (chronic) proctitis with fistula. It is a billable, specific code valid for reimbursement.
K00-K95 Diseases of the digestive system
What this means — in plain language
MedlinePlus · NIHA fistula is an abnormal connection between two parts inside of the body. Fistulas may develop between different organs, such as between the esophagus and the windpipe or the bowel and the vagina. They can also develop between two blood vessels, such as between an artery and a vein or between two arteries. Some people are born with a fistula. Other common causes of fistulas include: Complications from surgery Injury…
Read more about Fistulas at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labeling- AdalimumabTumor Necrosis Factor Blocker [EPC]›
- UstekinumabInterleukin-12 Antagonist [EPC]›
- PrednisoneCorticosteroid [EPC]›
- MesalamineAminosalicylate [EPC]›
- TofacitinibJanus Kinase Inhibitor [EPC]›
- InfliximabTumor Necrosis Factor Blocker [EPC]›
- Marcaine, Lidocaine, Kenalog, Povidone Iodine›
- Ozanimod›
- VedolizumabIntegrin Receptor Antagonist [EPC]›
- Balsalazide›
- Methylprednisolone Acetate, Lidocaine Hydrochloride, Bupivacaine Hydrochloride, Povidine Iodine, Sodium Chloride, Isopropyl Alcohol›
- Betamethasone Acetate and Betamethasone Sodium Phosphate›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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