K50.011: Crohn's disease of small intestine with rectal bleeding
K50.011, Crohn's disease of small intestine with rectal bleeding, is listed as a covered diagnosis in 10 Medicare billing and coding articles that apply to 16 HCPCS Level II codes, including U0002 (2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19)…), U0001 (Cdc 2019 novel coronavirus (2019-ncov) real-time rt-pcr…), J0881 (Injection, darbepoetin alfa, 1 microgram (non-esrd use)). The articles come from 5 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.
HCPCS Level II codes with K50.011 as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| U0002 | 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc | Carrier judgment | — | 4 |
| U0001 | Cdc 2019 novel coronavirus (2019-ncov) real-time rt-pcr diagnostic panel | Carrier judgment | — | 4 |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Special coverage instructions apply | — | 3 |
| J0885 | Injection, epoetin alfa, (for non-esrd use), 1000 units | Special coverage instructions apply | — | 3 |
| Q5106 | Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | Special coverage instructions apply | — | 3 |
| J0882 | Injection, darbepoetin alfa, 1 microgram (for esrd on dialysis) | Special coverage instructions apply | — | 3 |
| Q5105 | Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for esrd on dialysis), 100 units | Special coverage instructions apply | — | 3 |
| J0890 | Injection, peginesatide, 0.1 mg (for esrd on dialysis) | Carrier judgment | — | 3 |
| Q4081 | Injection, epoetin alfa, 100 units (for esrd on dialysis) | Special coverage instructions apply | — | 3 |
| J1745 | Injection, infliximab, excludes biosimilar, 10 mg | Special coverage instructions apply | — | 2 |
| Q5104 | Injection, infliximab-abda, biosimilar, (renflexis), 10 mg | Special coverage instructions apply | — | 2 |
| Q5103 | Injection, infliximab-dyyb, biosimilar, (inflectra), 10 mg | Special coverage instructions apply | — | 2 |
| Q5121 | Injection, infliximab-axxq, biosimilar, (avsola), 10 mg | Carrier judgment | — | 2 |
| J0888 | Injection, epoetin beta, 1 microgram, (for non esrd use) | Special coverage instructions apply | — | 2 |
| J0887 | Injection, epoetin beta, 1 microgram, (for esrd on dialysis) | Special coverage instructions apply | — | 2 |
| J0585 | Injection, onabotulinumtoxina, 1 unit | Special coverage instructions apply | — | 1 |
Medicare policy articles listing K50.011
- A56795: Billing and Coding: Erythropoiesis Stimulating Agents (ESAs) (WPS Insurance Corporation (MAC - Part A, MAC - Part B); 9 Level II codes). LCD with the same title: L34633
- A56432: Billing and Coding: Infliximab (Palmetto GBA (MAC - Part A, MAC - Part B); 4 Level II codes). LCD with the same title: L35677
- A52423: Billing and Coding: Infliximab and biosimilars (Wellpoint Federal (MAC - Part A, MAC - Part B); 4 Level II codes)
- A56389: Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization (Palmetto GBA (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L34434
- A58710: Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing (Palmetto GBA (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L38988, L39001, L39038, L39044
- A58720: Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing (Noridian Healthcare Solutions, LLC (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L38988, L39001, L39038, L39044
- A58761: Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing (WPS Insurance Corporation (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L38988, L39001, L39038, L39044
- A58747: Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing (CGS Administrators, LLC (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L38988, L39001, L39038, L39044
- A56462: Billing and Coding: Erythropoiesis Stimulating Agents (ESA) (CGS Administrators, LLC (MAC - Part A, MAC - Part B); 7 Level II codes). LCD with the same title: L34356
- A60381: Billing and Coding: Erythropoiesis Stimulating Agents (Wellpoint Federal (MAC - Part A, MAC - Part B); 9 Level II codes). LCD with the same title: L39237
A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.
Other K50 diagnoses (Crohn's disease [regional enteritis])
- K50.012 — Crohn's disease of small intestine with intestinal obstruction
- K50.013 — Crohn's disease of small intestine with fistula
- K50.014 — Crohn's disease of small intestine with abscess
- K50.018 — Crohn's disease of small intestine with other complication
- K50.00 — Crohn's disease of small intestine without complications
- K50.10 — Crohn's disease of large intestine without complications
- K50.111 — Crohn's disease of large intestine with rectal bleeding
- K50.112 — Crohn's disease of large intestine with intestinal obstruction
- K50.113 — Crohn's disease of large intestine with fistula
- K50.114 — Crohn's disease of large intestine with abscess
- K50.118 — Crohn's disease of large intestine with other complication
- K50.119 — Crohn's disease of large intestine with unspecified complications
- K50.80 — Crohn's disease of both small and large intestine without…
- K50.811 — Crohn's disease of both small and large intestine with rectal bleeding
- K50.812 — Crohn's disease of both small and large intestine with intestinal…
- K50.813 — Crohn's disease of both small and large intestine with fistula
- K50.814 — Crohn's disease of both small and large intestine with abscess
- K50.818 — Crohn's disease of both small and large intestine with other…
- K50.819 — Crohn's disease of both small and large intestine with unspecified…
- K50.90 — Crohn's disease, unspecified, without complications
- K50.911 — Crohn's disease, unspecified, with rectal bleeding
- K50.912 — Crohn's disease, unspecified, with intestinal obstruction
- K50.913 — Crohn's disease, unspecified, with fistula
- K50.914 — Crohn's disease, unspecified, with abscess
- K50.918 — Crohn's disease, unspecified, with other complication
- K50.919 — Crohn's disease, unspecified, with unspecified complications
Frequently asked questions
Does Medicare cover K50.011 (Crohn's disease of small intestine with rectal bleeding)?
Medicare covers items and services, not diagnoses. 10 Medicare billing and coding articles list K50.011 as a covered diagnosis for 16 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.
Which HCPCS codes can be billed with ICD-10 K50.011?
The Level II codes from the policies most specific to this diagnosis are U0002 (2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19)…, 4 articles); U0001 (Cdc 2019 novel coronavirus (2019-ncov) real-time rt-pcr…, 4 articles); J0881 (Injection, darbepoetin alfa, 1 microgram (non-esrd use), 3 articles); J0885 (Injection, epoetin alfa, (for non-esrd use), 1000 units, 3 articles); Q5106 (Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for…, 3 articles). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list K50.011?
A56795 (Billing and Coding: Erythropoiesis Stimulating Agents (ESAs)); A56432 (Billing and Coding: Infliximab); A52423 (Billing and Coding: Infliximab and biosimilars), and 7 more articles.
What is ICD-10-CM code K50.011?
K50.011 is the ICD-10-CM code for Crohn's disease of small intestine with rectal bleeding, in category K50 (Crohn's disease [regional enteritis]), chapter 11: Diseases of the digestive system.
Next steps
- Run a reimbursement report for a device billed under U0002
- Watch U0002 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for U0002
Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.
Chapter 11: Diseases of the digestive system · All diagnoses · HCPCS lookup