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Z90.49
ICD-10-CM
Hemicolectomy

Find comprehensive information on hemicolectomy, including clinical documentation requirements, medical coding guidelines, and postoperative care. This resource covers right hemicolectomy, left hemicolectomy, transverse hemicolectomy, ICD-10-PCS and CPT codes for hemicolectomy procedures, and postoperative complications. Learn about surgical approaches for hemicolectomy, pathology reporting for colon resection, and best practices for healthcare professionals involved in the diagnosis and treatment of conditions requiring hemicolectomy.

Also known as

Partial Colectomy
Right Hemicolectomy
Left Hemicolectomy

Diagnosis Snapshot

Key Facts
  • Definition : Surgical removal of part of the colon.
  • Clinical Signs : Abdominal pain, bleeding, changes in bowel habits, anemia.
  • Common Settings : Hospital operating room, outpatient surgery center.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z90.49 Coding
K65-K67

Diseases of the colon

Covers various colon conditions, including hemicolectomy-related diagnoses.

K55-K64

Other diseases of intestines

Includes conditions affecting the intestines that may necessitate hemicolectomy.

Z90-Z99

Factors influencing health status

May capture post-surgical states or complications related to hemicolectomy.

C18-C21

Malignant neoplasm of colon

A common reason for performing a hemicolectomy is to remove cancerous sections of the colon.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the hemicolectomy partial?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Hemicolectomy
Colectomy, partial
Extended hemicolectomy

Documentation Best Practices

Documentation Checklist
  • Hemicolectomy documentation: ICD-10, CPT codes
  • Surgical approach: Open, laparoscopic, robotic
  • Extent of resection: Right, left, transverse
  • Specific diagnosis requiring hemicolectomy
  • Lymph node dissection: Number of nodes removed

Coding and Audit Risks

Common Risks
  • Unclear Extent of Resection

    Documentation lacks specifics on the portion of colon removed (right, left, transverse, sigmoid) impacting code selection (e.g., 44140 vs. 44145).

  • Laparoscopic vs. Open Approach

    Missing documentation differentiating laparoscopic (e.g., 44204) from open hemicolectomy (e.g., 44140) leading to incorrect code assignment.

  • Associated Procedures Coding

    Failure to capture additional procedures like lymph node dissection (e.g., 38525) or ostomy creation (e.g., 44310) with hemicolectomy, causing underpayment.

Mitigation Tips

Best Practices
  • Code Z98.89 for personal hx of hemicolectomy, if applicable.
  • Ensure proper documentation of the specific colon segment resected.
  • Document the indication for hemicolectomy for accurate coding (e.g., diverticulitis, cancer).
  • Query physician for clarification if documentation lacks laterality or specific segment.
  • For malignant neoplasms, document the stage and grade accurately.

Clinical Decision Support

Checklist
  • Confirm diagnosis: Hemicolectomy (ICD-10-PCS 0DBN, 0DBP)
  • Pre-op colonoscopy report reviewed & documented
  • Surgical site marked and verified with patient
  • Antibiotic prophylaxis administered & documented

Reimbursement and Quality Metrics

Impact Summary
  • Hemicolectomy Reimbursement: CPT codes 44140-44160, ICD-10-CM K57, K58 Coding accuracy impacts DRG assignment and payment.
  • Quality Metrics Impact: Surgical site infection rate (SSI), Postoperative complications, Length of stay (LOS)
  • Accurate coding, documentation crucial for appropriate reimbursement, risk adjustment, and value-based care.
  • Hospital reporting: Hemicolectomy data impacts quality scores, public reporting, and pay-for-performance programs.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • Code specific hemicolectomy site
  • Document extent of resection
  • Check for concurrent diagnoses
  • Append modifier for approach
  • Query physician if unclear

Documentation Templates

Patient presents with [chief complaint related to hemicolectomy indications, e.g., abdominal pain, rectal bleeding, change in bowel habits, weight loss, anemia].  Review of systems reveals [relevant positive and pertinent negative findings].  Past medical history includes [list relevant medical conditions, e.g., colon polyps, diverticulitis, inflammatory bowel disease, colorectal cancer, familial adenomatous polyposis].  Family history is significant for [mention relevant family history of colon cancer or related conditions].  Surgical history includes [list prior abdominal surgeries].  Medications include [list current medications].  Allergies include [list any allergies].  Physical examination reveals [document relevant findings, e.g., abdominal tenderness, palpable mass, distension].  Diagnostic workup includes [list diagnostic tests and results, e.g., colonoscopy with biopsy confirming adenocarcinoma, CT scan of the abdomen and pelvis showing extent of disease, complete blood count demonstrating anemia, carcinoembryonic antigen levels].  Impression is [specific diagnosis, e.g., right hemicolectomy for adenocarcinoma of the ascending colon].  Plan is for [surgical procedure, e.g., elective laparoscopic right hemicolectomy] with pre-operative preparation including [details of bowel prep, antibiotics, etc.].  Risks and benefits of the procedure, including potential complications such as bleeding, infection, anastomotic leak, and ileus, were discussed with the patient.  Informed consent was obtained.  Post-operative plan includes [pain management, monitoring for complications, nutritional plan].  Patient education provided regarding post-operative care, follow-up appointments, and surveillance colonoscopy.  ICD-10 code [appropriate code based on diagnosis] and CPT codes [appropriate codes based on procedure] will be used for billing and coding.