William P. Mosenthal, MD

Orthopedic Surgeon with Fellowship Training in Spine Surgery

Phone: 815-928-8050

Board Certifications
  • Orthopedic Surgery
  • French

Practice Locations

Affiliated Hospitals

  • Ascension Saint Mary – Kankakee
  • OAK Surgery Center
  • Silver Cross Surgery Center

Areas of Expertise

  • Computer-navigated, robotic-assisted, and minimally invasive spine surgery
  • Disc removal
  • Cervical disc replacement
  • Cervical decompression
  • Cervical fusion


Dr. William Mosenthal is a fellowship-trained orthopedic spine surgeon with extensive training in specialized back, neck, and spine care. He uses robust, evidence-based treatment plans and procedures and is committed to patient-centered care and optimizing outcomes for spine-related conditions, injuries, and deformities. His expertise includes computer-navigated, robotic-assisted, and minimally invasive spine surgery as well as disc removal, cervical disc replacement, decompression, and fusion. A graduate of St. Lawrence University in Canton, New York, Dr. Mosenthal earned his Doctor of Medicine degree from the Geisel School of Medicine at Dartmouth in Hanover, New Hampshire. He then completed his orthopedic surgery residency at the University of Chicago Medical Center. He went on to receive advanced subspecialty training in spine surgery through an exclusive, yearlong fellowship at Twin Cities Spine Center in Minneapolis.

Dr. Mosenthal has authored a number of peer-reviewed articles, reviews, book chapters, and abstracts and has presented his work at national meetings. His interests include developing standardized documentation for stronger, evidence-based practices to help optimize patient outcomes. In addition, Dr. Mosenthal is passionate about improving the quality of spine-related information available to patients and creating a collaborative network of resources, surgical and nonsurgical, available for patients in a centralized locale.


Bachelor's Degree

St. Lawrence University, Canton, NY - Bachelor of Science in Biology, Summa Cum Laude

Medical School

Geisel School of Medicine at Dartmouth, Hanover, NH- Doctor of Medicine


University of Chicago Medical Center, Chicago, IL- Orthopaedic Surgery Residency


Twin Cities Spine Center, Minneapolis, MN- Spine Fellowship

Affiliations and Associations

  • American Academy of Orthopaedic Surgeons (AAOS)
  • North American Spine Society (NASS)


  • Dartmouth Surgical Society, awarded for excellence in surgery, 2015
  • Phi Beta Kappa, 2011
  • Norris Prize, awarded for excellence in biology, 2011
  • Alumni Senior Award, awarded for academic and extracurricular excellence, 2011

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