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Charles M. Leys, MD

Contact Dr. Leys


(608) 262-0466

MC 7375
MADISON, WI 53792-0001

Charles M. Leys, MD

Associate Professor
Chief, Division of Pediatric Surgery


  • MD, University of Wisconsin School of Medicine and Public Health, Madison, WI, 2000
  • Masters of Science in Clinical Investigation (MSCI), Vanderbilt University School of Medicine, Nashville, TN, 2005
  • General Surgery Residency, Vanderbilt University School of Medicine, Nashville, TN, 2007
  • Fellowship in Pediatric Surgery, Children’s Mercy Hospitals and Clinics, Kansas City, MO, 2009

Clinical Specialties

Dr. Leys is certified by the American Board of Surgery in General Surgery and Pediatric Surgery. He is Director of Pediatric Minimally Invasive Surgery at American Family Children’s Hospital, and his clinical practice emphasizes minimally invasive approaches to all types of pediatric and neonatal surgical disorders. He specializes in congenital malformations, chest wall deformities, thoracic diseases, surgical oncology, and gastrointestinal disorders, including gastroesophageal reflux and inflammatory bowel disease.

For a complete listing of conditions our pediatric surgeons provide treatment for, please click here.

Research Interests

Dr. Leys’ research interests are focused on evidence-based pediatric surgery, including clinical trials and quality improvement.

Recent Publications
  • Prospective validation of the shock index pediatric-adjusted (SIPA) in blunt liver and spleen trauma: An ATOMAC+ study.
    Linnaus ME, Notrica DM, Langlais CS, St Peter SD, Leys CM, Ostlie DJ, Maxson RT, Ponsky T, Tuggle DW, Eubanks JW, Bhatia A, Alder AC, Greenwell C, Garcia NM, Lawson KA, Motghare P, Letton RW
    J. Pediatr. Surg. 2016 Sep 23.
    [PubMed ID: 27717564]
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  • The impact of morbid obesity on solid organ injury in children using the ATOMAC protocol at a pediatric level I trauma center.
    Vaughan N, Tweed J, Greenwell C, Notrica DM, Langlais CS, Peter SD, Leys CM, Ostlie DJ, Maxson RT, Ponsky T, Tuggle DW, Eubanks JW, Bhatia A, Greenwell C, Garcia NM, Lawson KA, Motghare P, Letton RW, Alder AC
    J. Pediatr. Surg. 2016 Sep 13.
    [PubMed ID: 27707653]
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  • A Single Institution Review of Initial Application of a 5-mm Stapler.
    Rogers AP, Zens TJ, Kohler JE, Le HD, Nichol PF, Leys CM
    J Laparoendosc Adv Surg Tech A 2016 Aug; 26(8):660-2.
    [PubMed ID: 27398952]
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  • Delaying Appendectomy Does Not Lead to Higher Rates of Surgical Site Infections: A Multi-institutional Analysis of Children With Appendicitis.
    Boomer LA, Cooper JN, Anandalwar S, Fallon SC, Ostlie D, Leys CM, Rangel S, Mattei P, Sharp SW, St Peter SD, Rodriguez JR, Kenney B, Besner GE, Deans KJ, Minneci PC
    Ann. Surg. 2016 Jul; 264(1):164-8.
    [PubMed ID: 26692077]
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  • Long-Term Outcomes of Patients with Tracheoesophageal Fistula/Esophageal Atresia: Survey Results from Tracheoesophageal Fistula/Esophageal Atresia Online Communities.
    Acher CW, Ostlie DJ, Leys CM, Struckmeyer S, Parker M, Nichol PF
    Eur J Pediatr Surg 2015 Dec 21.
    [PubMed ID: 26692337]
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  • The anatomic findings during operative exploration for non-palpable testes: A prospective evaluation.
    Gonzalez KW, Dalton BG, Snyder CL, Leys CM, St Peter SD, Ostlie DJ
    J. Pediatr. Surg. 2016 Jan; 51(1):128-30.
    [PubMed ID: 26563527]
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  • Computed tomography-related radiation exposure in children transferred to a Level I pediatric trauma center.
    Brinkman AS, Gill KG, Leys CM, Gosain A
    J Trauma Acute Care Surg 2015 Jun; 78(6):1134-7.
    [PubMed ID: 26151513, PMC ID: 4498275]
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  • Laparoscopic Orchiopexy Requiring Vascular Division: A Randomized Study Comparing the Primary and Two-Stage Approaches.
    Ostlie DJ, Leys CM, Fraser JD, Snyder CL, St Peter SD
    J Laparoendosc Adv Surg Tech A 2015 Jun; 25(6):536-9.
    [PubMed ID: 25974325]
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  • Reply to letter to the editor.
    Hall NJ, Eaton S, Leys CM, Langer J, Kroll EL, Calkins C, von Allmen D, Azizkhan RG, Bruch S, MacKinlay G, Pierro A
    J. Pediatr. Surg. 2015 Mar; 50(3):497-8.
    [PubMed ID: 25746716]
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  • Postoperative opioid analgesic use after Nuss versus Ravitch pectus excavatum repair.
    Papic JC, Finnell SM, Howenstein AM, Breckler F, Leys CM
    J. Pediatr. Surg. 2014 Jun; 49(6):919-23; discussion 923.
    [PubMed ID: 24888835]
    More Information Copyright © 2016 The Board of Regents of the University of Wisconsin System