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Welcome To Middlesex orthopedic surgeons P.C website

Middlesex Orthopedic Surgeons has served as an innovator and leader in orthopedic care for over 25 years. Throughout our history we have established high standards for customer-driven orthopedic care. It is our mission to ensure that our patients achieve the best possible outcome. Now with three office locations, integrated Physical Therapy and MRI services.

Meet our Surgeons

Middlesex Orthopedics has helped thousands of people over the years with their orthopedic needs. Specializing in everything from General Orthopedics and Sports Medicine, to Joint Replacements, Hand Surgery, Spine Surgery, Diagnostic Imaging and Rehabilitation, the expert team of Surgeons at Middlesex Orthopedics are well-respected for their best-in-class orthopedic care.

  • Sean J. O’Donnell, M.D.

    Sean J. O’Donnell, M.D.

    Orthopaedic Surgery
    Joint Replacement

  • Jeffrey A. Bash, M.D.

    Jeffrey A. Bash, M.D.

    Spine Surgery
    Orthopaedic Surgery

  • Lawrence Berson, M.D.

    Lawrence Berson, M.D.

    Foot/Ankle Surgery
    Joint Replacement
    Orthopedic Surgery

  • Joseph M. Sohn, M.D.

    Joseph M. Sohn, M.D.

    Orthopaedic Surgery
    Spine Surgery

  • David J. Hergan, M.D.

    David J. Hergan, M.D.

    Sports Medicine
    Orthopaedic Surgery
    Joint Replacement

  • James Walsh, D.O.

    James Walsh, D.O.

    Sports Medicine
    Arthroscopic Surgery
    Reconstructive Surgery

  • Michael Lim, M.D.

    Michael Lim, M.D.

    Joint Replacement
    Orthopedic Surgery

Other Resources

  • News

    Privacy NoticeThis notice describes how medical information about you may be used and disclosed and how you can get access to this information. please review it carefully.

  • News

    Billing InformationFor our participating carriers, Middlesex Orthopedic Surgeons will submit all claims and necessary supporting documentation on your behalf.

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  • Mount Sinai
  • American Board
  • AAOS
  • AMA