The Joint Replacement Center

Doctors & Staff

Peter Meier, MDPeter J. Meier, MD

Dr. Meier is an experienced and recognized board-certified orthopedic surgeon who has been with the IVCH orthopedic practice for more than two decades. Certified by the American Academy of Orthopedic Surgeons, he has published and presented a variety of scientific papers.

Dr. Meier earned his medical degree at Albany Medical College. After completing a residency in general surgery at Rush Presbyterian–St. Luke's Hospital in Chicago, he completed a residency in orthopedic surgery at the University of Maryland Hospital in Baltimore. Dr. Meier's undergraduate degree is from Rensselaer Polytechnic Institute in Troy, NY, where he graduated magna cum laude. A resident of Peru, Dr. Meier is married and has three children.

Robert J. Mitchell, DO

Robert Mitchell, DODr. Mitchell is a board-certified orthopedic surgeon who earned his medical degree at the Chicago College of Osteopathic Medicine. He completed a four-year residency in orthopedic surgery at Midwestern University–Chicago College of Osteopathic Medicine that included work at Chicago's Northwestern Memorial Hospital, Weiss Memorial Hospital and University of Chicago Hospital as well as at Little Company of Mary Hospital and Columbia Olympia Fields Hospital and Medical Center.

Before entering medical school, Dr. Mitchell graduated cum laude from St. Norbert College in Wisconsin. Dr. Mitchell is an Illinois Valley native. He, his wife, Tracy, and their three children live in Peru.

James Murphy, MD

James Murphy, MDDr. James Murphy earned his medical degree from the Stritch School of Medicine at Loyola University in Chicago after receiving his undergraduate degree at the University of Illinois in Urbana.

Following medical school, he completed a four-year orthopedic residency at the Tulane University Medical Center in New Orleans. Dr. Murphy performs hip and knee replacement surgery. He is also a foot and ankle specialist who was fellowship-trained at the Andrews Sports Medicine Institute at the University of Alabama-Birmingham.

U.K. Sinha, MD

U.K. Sinha, MDDr. U.K. Sinha has had a long and successful career as an orthopedic surgeon in Streator. He joined the IVCH medical staff in January 2016 and now performs knee and hip replacement surgery, as well as general orthopedic surgery, at IVCH in Peru.

Board certified and a fellow of the American Academy of Orthopaedic Surgeons, Dr. Sinha also sees patients at IVCH Streator Orthopedics.

Catherine Renk, PA-C

Renk is a board-certified physician assistant who has been part of the IVCH orthopedics team since 1990. She has a master's degree in physician assistant studies with a specialty in orthopedics from the University of Nebraska Medical Center at Omaha. Prior to that, she graduated from the physician assistant program at Wichita State University in Kansas. She and her husband, Jim, have two children and live in Peru.

Debra Pyszka, PA-C

Pyszka earned her bachelor's degree in physician assistant studies from Midwestern University in Downers Grove. She was board-certified in 1999 and has been part of the IVCH orthopedics practice since 2005. A resident of Granville, Pyszka and her husband, David, have three children.

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920 West St.

Peru, IL 61354


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