Our Doctors

Dr. David Prange


  • College of Optometry at the University of Missouri–St. Louis
    Doctor of Optometry

    • Deans List with Honors
    • Alcon Contact Lens Award
    • Essilor Optics Award
    • SOLA Scholar Award (Top Ophthalmic Optics student)
    • Army’s Health Professional Scholarship
    • Jackson Memorial Scholarship (Top Ten Missouri residents)
    • Externships in ocular disease , pediatrics and contact lenses
    • Tripler Army Medical Center, Honolulu, HI
    • Southwest Medical Center, St. Louis, MO
    • University Eye Center, St. Louis, MO
    • Ft. Leonard Wood Community Hospital, MO
  • Missouri State University, Springfield, MO
    Bachelor of Science in Biology

    • Freshman Regent’s Scholarship
    • Upper-class Regent’s Scholarship
    • Golden Key Honor Society
    • Graduated Magna Cum Laude
  • Lutheran High School North, St. Louis, MO

Military Service

  • Captain, U.S. Army Reserve, 2002-2009
  • Assistant Chief of Optometry, Ireland Army Hospital, Ft. Knox, KY, 1999-2002
    • Provided eye care for 120,000 beneficiaries at high volume hospital based optometry clinic
    • Emergency room coverage, with radiological, laboratory and pharmaceutical privileges
    • Served as adjunct faculty at Indiana University-College of Optometry while supervising and mentoring 2-4 externs per semester
  • Captain, U.S. Army Medical Department, 1999-2002
  • U.S. Army Medical Department Officer Course, Ft. Sam Houston, TX, 1999
    • Awarded to Commandant’s List
  • Lieutenant, U.S. Army Reserve, 1997-99

Professional organizations

  • Beta Sigma Kappa
  • American Optometric Association
  • Missouri Optometric Association (past committee member for Clinical/Educational Affairs)
  • St. Louis Optometric Society

Dr. Prange and his wife Becky live in Wildwood with their three children. They are a great source of pride and pleasure for him and he enjoys being involved with their children’s activities and hobbies in his spare time.

Dr. Elisabeth (Lisa) Knibb


  • College of Optometry at Nova Southeastern University, Ft. Lauderdale, FL
  • Doctor of Optometry
    • Beta Sigma Kappa International Honor Society
    • Alcon Contact Lens Award
    • Externships in ocular disease, cornea and contact lenses, pediatrics, low vision
      and surgical co-management
    • Aker Kasten Eye Center, Boca Raton, FL
    • Fort Lauderdale Eye Institute, Ft. Lauderdale, FL
    • Nova Southeastern University Eye Care Institute, Ft. Lauderdale, FL
    • Bascom Palmer Eye Institute, Miami, FL
      -Nova Southeastern University
      Bachelor of Vision Science
  • University of South Florida (USF) Tampa, FL
    • Pre-med undergraduate studies
    • Phi Theta Kappa International Honor Society
    • USF Optometric Society, founding member and treasurer

Work experience

  • Elisabeth Knibb, O.D., LLC
    • Dr. Knibb has practiced as an independent primary care optometrist in the south county area of St. Louis since 2004.

Dr. Knibb joined our practice in April of 2013 and is happy to work closer to her home in Wildwood, where she lives with her husband and two children. In her spare time she enjoys volunteering, spending time with family and friends, reading and golfing with her family.