Michael J. Principe, D.O.

Delaware Orthopaedic Specialists Dr Michael J Principe DO Trauma Doctor
Top Doctor 2025 Badge
Patient Ratings
5.0 of 5 stars from 221 reviews
 
Here's What Patients Say About Us
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    Truly a Great Doctor

    Dr. Principe has been my third ortho specialist I have been to and I will never go to anyone else ever again. His bed side manner for my two surgeries have been fantastic and has always followed up personally every time I’ve called about a question from recovery. I’ve had doctors at other practic...

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    Lizz L.
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    Huge Success

    I had severe arm trauma from an accident playing sports and I was recommended immediately to Dr. Principe. He did not disappoint. He saw me right away the next day, got me into surgery as soon as he could and the operation was a huge success. I had a faster recovery than I ever could imagine. Dr....

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    Ari B.
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    Spectacular Doctor

    I was super nervous picking an orthopedic specialist since I just moved to the area & I am by far very happy with my choice! Dr. Principe is a spectacular doctor, very honest, & to the point. The office itself is quick, and welcoming. I can’t thank this team enough for being so great!

    Smiley Face
    Danielle R.

Dr. Principe specializes in the treatment of fracture care and traumatic injuries.  He is fellowship trained in Orthopedic trauma which has provided him with the skills to treat the most complex injuries along with more simple fractures.  He joined Delaware Orthopaedic Specialists after completing his orthopedic trauma fellowship in 2012.

Dr. Principe, At a Glance

  • Board-certified orthopedic surgeon
  • Fellowship-trained in Orthopedic Trauma surgery
  • Treatment of simple and complex fractures 
  • Care of severely injured patients
  • Delaware Today Top Doctor

Specialties

My Locations
Middletown DOS office building
Middletown
Newark 1096
Newark (1096)

Dr. Principe's Staff
Delaware Orthopaedic Specialists Robert Biddle PA-C
Robert Biddle, PA-C
 
Dr. Principe's Approach to Care

Specialty Focus

During his training, Dr. Principe developed a strong interest in orthopedic trauma surgery, focusing on the care of severely injured patients. He has extensive knowledge in managing complex fractures and performing post-traumatic reconstructive procedures.

Clinical Areas & Expertise:

  • Management of fractures and traumatic injuries
  • Orthopedic trauma surgery 
  • Treatment of both simple and complex fractures 
  • Treatment of polytrauma / multiple injured patients
  • Post-traumatic reconstructive surgery 
  • Management of nonunions 
  • Treatment of osteomyelitis / infections of bone
  • Care of severely injured patients

Conditions Treated

  • Tibia plateau fractures
  • Tibia shaft fractures
  • Distal tibia / Pilon fractures
  • Patella fractures
  • Ankle fractures
  • Fibula fractures
  • Foot fractures
  • Distal femur fractures
  • Femur shaft fractures
  • Hip fractures including Femoral neck, intertrochanteric and subtrochanteric femur fractures
  • Wrist fractures
  • Forearm fractures
  • Humerus shaft fractures
  • Clavicle fractures

Procedures Performed

  • Quadricep and patella tendon repair
  • Complex trauma and polytrauma injuries
  • Nonunion and malunion of fractures
  • Post-traumatic reconstruction
  • Management of osteomyelitis
  • Fragility fractures
  • Percutaneous fracture treatment

Michael J. Principe's Curriculum Vitae (CV)

Education

Dr. Principe attended Monmouth University in West Long Branch, New Jersey where he graduated Cum Laude, receiving a Bachelor of Science in Biology. After completing his undergraduate degree, he enrolled in medical school at Ohio University where he earned the degree of Doctor of Osteopathic Medicine.

After medical school, Dr. Principe completed an Internship and Orthopedic Surgery Residency at The Kettering Health Network, Grandview Hospital in Dayton, Ohio. During his residency, Dr. Principe completed his orthopedic training at Methodist Hospital in Indianapolis, Indiana and Tampa General Hospital in Tampa, Florida. It was during this training that he developed an interest in orthopedic trauma surgery, caring for the most severely injured patients.

Upon completing residency, Dr. Principe elected to obtain additional training in orthopedic trauma surgery, completing an Orthopedic Trauma Fellowship at Grant Medical Center in Columbus, Ohio. During the fellowship, he gained experience in the treatment of complex fractures and post-traumatic reconstructive surgery.

  • Fellowship – Grant Medical Center
  • Residency – The Kettering Health Network, Grandview Hospital
  • Medical school – Ohio University
  • Undergraduate – Monmouth University
Awards & Research
  • Top Doctor by Delaware Today: 2016, 2017, 2018, 2020, 2021, 2022, 2023, 2024, 2025
Certifications

Board certifications:

  • Board Certified Orthopaedic Surgeon

Professional memberships:

  • Medical Society of Delaware
  • Orthopaedic Trauma Association
  • American Osteopathic Academy of Orthopaedics
  • American Osteopathic Association
Personal Interests

Dr. Principe is a dedicated trauma surgeon who, together with his wife, relocated to Hockessin, Delaware in 2012, to be closer to family and to join the surgical team at Christiana Hospital, a leading Level I trauma center. Caring for critically ill and injured patients in a high-acuity environment has reinforced his commitment to excellence, teamwork, and continual learning.

Outside the hospital, his greatest priorities are his three children and family life — He spends his free time exercising, vacationing, and cheering for his daughters at gymnastics competitions and for his son at baseball games.

Media Center

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