Dr. Antonacci has a distinguished academic and medical resume, having studied and taught at some of the world’s most prestigious universities for spinal surgery. He is a contributing member of the top spine and scoliosis associations. This experience contributes greatly to his in-demand status at the finest medical centers.
Dr. Antonacci Scoliosis Specialization
Spinal Reconstructive Surgery
Adult and Pediatric Scoliosis
Complex Spinal Disorders and Trauma
Minimally Invasive Spine Surgery
Advanced Spinal Surgery Techniques

Current Positions
Clinical Assistant Professor Orthopaedic Surgery
Mount Sinai Medical Center, New York, NY
Attending, Dept. of Orthopaedic Surgery
University Medical Center of Princeton, Plainsboro, NJ
Attending, Dept. of Orthopaedic Surgery
Saint Peter’s University Hospital, New Brunswick, NJ
New Jersey Office
Institute for Spine & Scoliosis, P.A.
3100 Princeton Pike, Building 1-D
Lawrenceville, NJ 08648
Primary Hospital Affiliations
Mount Sinai Medical Center, 1 Gustave Levy Place, New York, NY
Saint Peter’s University Hospital, New Brunswick, NJ
University Medical Center of Princeton, Plainsboro, NJ
Medical Licensure
- New Jersey MA69991
- Pennsylvania MD-068-759L
- New York 213845
Medical Specialty Certification
Diplomate, National Board of Medical Examiners, 1994
Board Certified Orthopaedic Surgery, American Academy of Orthopaedic Surgeons, 2002, renewed -2012
Fellow, American Academy of Orthopaedic Surgeons, 2003
Fellow, American Academy of Surgery, 2005
Society Memberships
- Alpha Omega Alpha Medical Honor Society
- American Academy of Orthopaedic Surgeons
- Scoliosis Research Society
- Cervical Spine Research Society
- American Spinal Injury Association
- American Medical Association
- Medical Society of New Jersey
- National Board of Medical Examiners
- American Academy of Surgery
Former Positions
Director, Spine Diagnostic & Treatment Center (1999-2002)
Graduate Hospital
Philadelphia, PA
Director, Acute Spine Injury Program (2000-2001)
Department of Orthopaedic Surgery
Hahnemann University HospitalPhiladelphia, PA
Assistant Professor of Orthopaedic Surgery (19992001)
Department of Orthopaedic Surgery
MCP-Hahnemann University School of Medicine
Philadelphia, PA
General Education
High School
1980-1984 The Hotchkiss School
Lakeville, CT
First Honors
Award of Excellence in German, 1982, 1983
1983 Harvard University Summer Program
Elective Coursework: National Security Studies; Computer Programming
Undergraduate Education
1984-1988 Georgetown University, Washington, D.C.
Bachelor of Science in Biology, cum laude
1986-1987 The University of Warwick
Coventry, England
Elective Coursework: Philosophy, Cognitive Psychology
1985 Scuola per Stranieri Summer Program
Bagno di Romagna, Italy
Graduate Education
1988-1992 Georgetown University School of Medicine
Doctor of Medicine, cum laude (Rank: 14 of 200)
AOA Honors Society
Postgraduate Education
Internship: Department of General Surgery
Chairman: Michael E. DeBakey, M.D.
Baylor College of Medicine
Houston, TX
July 1992 – June 1993
Residency: Department of Orthopaedic Surgery
Chairman: Hugh S. Tullos, M.D.
Baylor College of Medicine
Houston, TX
July 1993 – June 1998
Fellowship: Department of Orthopaedic Surgery and Rehabilitation
Miami Project to Cure Paralysis
Fellow in Spine Surgery
Faculty: Frank J. Eismont, M.D., Mark D. Brown, M.D.,
Nathan Lebwohl, M.D., and Harry L. Shufflebarger, M.D.
University of MiamiMiami, FL
July 1998 – August 1999
Employment 1984-1992
1984 Computer Programmer
Surgical Immunology Laboratory: The New York Hospital-CUMC
1988-1990 Research
Fidia-Georgetown Institute for the Neurosciences
1990-1992 Publications Editor
Fidia-Georgetown Institute for the Neurosciences
1990 Research
Department of Anatomy and Cell Biology, Georgetown University:
Histo-chemical staining of Acetylcholine receptors in rat CNS and in situ-hybridization techniques
Scoliosis Patient Testimonials
Read patient testimonials and watch video testimonials to learn more about our patients’ experiences with Dr. Antonacci and Dr. Betz. TESTIMONIALS: Spondylolisthesis, Herniated Disc, Scoliosis Kyphosis, Spinal Stenosis Sciatica.
