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    v1.0.28
    OpenPayerBilling CodesHerniaICD-10-CM k45-other-abdominal-hernia
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    ICD-10-CM Code For Other Abdominal Hernia: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group K45 includes internal abdominal hernias and other abdominal hernias not classified elsewhere, covering defects where abdominal contents protrude through openings in the peritoneum or abdominal wall. These ICD-10-CM diagnosis codes are used to document clinical scenarios such as obstructed or strangulated hernias, postoperative internal hernias, and other specified presentations that capture severity and organ involvement. Accurate coding within the ICD-10-CM K45 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM K45: Other Abdominal Hernia Overview

    The diagnoses in this group represent abdominal hernias that are not classified elsewhere, including internal abdominal hernias and other specified abdominal wall hernias. These conditions affect the abdominal cavity and can involve bowel or other viscera becoming displaced through defects or openings. Accurate coding matters for clinical documentation and reimbursement because it captures the specific type and complexity of the hernia for proper claim processing.

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    When to Use

    Use a code from this group when the clinical record documents an internal abdominal hernia or another specified abdominal hernia that is not assigned to a different hernia category. Select the code that reflects complications such as obstruction or strangulation when those clinical details are documented.

    ICD-10-CM Codes

    3 rows

    ICD-10-CM CodeDescription
    K45.0Other specified abdominal hernia with obstruction, without gangrene
    K45.1Other specified abdominal hernia with gangrene
    K45.8Other specified abdominal hernia without obstruction or gangrene

    DRG Codes

    5 rows

    DRG CodeDescription
    393Other Digestive System Diagnoses with MCC
    394Other Digestive System Diagnoses with CC
    395Other Digestive System Diagnoses without CC/MCC
    791Prematurity with Major Problems
    793Full Term Neonate with Major Problems

    Typical Clinical Scenarios

    • An elderly patient presents to the emergency department with sudden onset of abdominal pain and nausea after a bout of coughing; physical exam reveals a tender, irreducible bulge in the abdominal wall distinct from inguinal or femoral regions, and imaging confirms a trapped omental or bowel-containing defect. This acute presentation is coded from this group because the hernia is neither umbilical nor ventral/epigastric and requires identification of the specific non-standard abdominal location and acuity. Typical codes: K45.0, K45.8
    • A middle-aged patient with a history of prior abdominal surgery develops a chronic, reducible protrusion along an unusual postoperative site that intermittently causes discomfort with activity but no signs of strangulation; the clinician documents a persistent other abdominal hernia identified on physical exam and planned for elective repair. This chronic, nonemergent scenario uses a code from this group to capture an other-specified abdominal wall hernia distinct from common hernia types. Typical codes: K45.1, K45.8
    • A hospitalized patient with bowel obstruction secondary to incarceration of an atypical abdominal wall hernia presents as a complication of the hernia, with imaging showing compromised bowel within the defect and systemic signs requiring urgent surgical management. The diagnosis assigned from this group reflects the hernia as a comorbidity leading to obstruction and the need to specify an other abdominal hernia location and complication status. Typical codes: K45.0, K45.8

    Related Codes

    K40-INGUINAL-HERNIA

    ICD-10-CM Code For Inguinal Hernia: Group Overview

    K41-FEMORAL-HERNIA

    ICD-10-CM Code For Femoral Hernia: Group Overview

    K42-UMBILICAL-HERNIA

    ICD-10-CM Code For Umbilical Hernia: Group Overview

    K43-VENTRAL-HERNIA

    ICD-10-CM Code For Ventral Hernia: Group Overview

    K44-DIAPHRAGMATIC-HERNIA

    ICD-10-CM Code For Diaphragmatic Hernia: Group Overview

    K46-UNSPECIFIED-ABDOMINAL-HERNIA

    ICD-10-CM Code For Unspecified Abdominal Hernia: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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