Due to the overwhelming surge in COVID-19 cases and the strain it has placed on health care capacity in the communities we serve, the Idaho Department of Health and Welfare has activated crisis standards of care statewide. We are open and available to see patients, but you may experience delays at our ERs, hospitals, and clinics. We appreciate your patience. Access more info on COVID testing, vaccination, visitor policy, hospitalization data, and FAQs.

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St. Luke’s Clinic – Colon and Rectal Surgery

We’re dedicated to providing advanced care for acute and chronic health conditions of the colon, rectum, and anus, and specialize in colon and rectal surgery. Our services include advanced laparoscopic/minimally invasive surgery and diagnosis and management of colon and rectal cancer, as well as treatment for conditions such as diverticular disease, hemorrhoids, abscesses and fistulas, continence disorders, and other benign and malignant anorectal conditions.


  • Colon and Rectal Surgery


    Benjamin J. Karsten, MD has special interests in advanced laparoscopic techniques for colon and rectal cancer. Dr. Karsten completed his residency in general surgery at Harbor-UCLA Medical Center. He completed his fellowship training in colon and rectal surgery at the University of Medicine and Dentistry/Robert Wood Johnson School of Medicine.


    Accepting new patients
  • Colon and Rectal Surgery


    Jennifer K. Lee, MD specializes in the diagnosis and treatment of diseases of the colon, rectum, and anus. She has clinical interests in robotic and minimally invasive techniques, colon and rectal cancer, diverticulitis, inflammatory bowel disease, pelvic floor disorders, and anorectal disorders.

    Dr. Lee's goal is to provide high-quality patient-centered care with compassion by utilizing a multidisciplinary approach to optimize the outcome for each patient.


    Accepting new patients
  • Availability

    Accepting new patients
    • St. Luke's Health Partner
      St. Luke's Health Partner

      These providers work together to achieve patient-centered care, using proven best practices to offer better care to you and your family.


  • Anal Cancer

    Anal cancer is the abnormal growth of cells in the anus, which is the opening at the end of the rectum.

  • Colon Cancer

    Abnormal cells in your colon or rectum can grow together and form polyps. Over time, some polyps can turn into cancer.

Access Your Mobile Medical Record Anytime, Anywhere

Sign up for a MyChart account today!

With MyChart, you’re able to view test results, contact your provider, request medication refills, schedule appointments and more. We encourage you to sign up for easy access to the tools and information you need to proactively manage your health. You can also set up online proxy access requests for medical records of children, spouses, or dependents.

There's also an easy-to-use MyChart app available for your mobile devices!

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