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Accepted Insurance

  • Aetna
  • AmeriChoice by UnitedHealthcare
  • Anthem Blue Cross Blue Shield (BCBS)
  • Anthem Blue Cross Blue Shield (BCBS) of Colorado
  • Anthem Blue Cross Blue Shield (BCBS) of Connecticut
  • Anthem Blue Cross Blue Shield (BCBS) of Maine
View All Insurance


Primary: Orthopedic Surgeon

Sub-Specialty: General,Joint Replacement

Additional Specialties: Dr Petraco specializes in the treatment of arthritis of the hip and knee including hip and knee replacement surgery., Orthopedic Surgery, Orthopedic Surgeon


Board Certified
Dr. Petraco graduated cum laude from Yale University in 1988, after which he received his medical degree from Cornell University Medical College graduating with academic honors. His post-graduate training included an internship at NYU Medical Center and an orthopedic surgery residency at The Hospital for Joint Diseases Orthopaedic Institute, where he was chosen to serve as an executive chief resident in his final year. Dr. Petraco also completed a research fellowship in biomaterials and biomechanics at The Hospital for Joint Diseases. He is a fellow of the American Academy of Orthopaedic Surgeons and is board certified by the American Board of Orthopaedic Surgery.Dr. Petraco specializes in joint replacement surgery of the hip and knee. He prides himself on offering the latest advanced techniques in joint replacement surgery including mini-incision hip and knee replacement. As director of the Department of Orthopedics at St. Charles Hospital, Dr. Petraco was instrumental in bringing MAKOplasty robotic partial knee resurfacing to the hospital. This minimally invasive approach, combined with a patient specific surgical plan allows more accurate implant placement resulting in a more natural feeling knee compared with total knee replacement. Patients are typically discharged home from the hospital the same day of surgery.


Accepts New Patients
  • Hip Replacement
  • Steroid Injection
  • Knee Arthroscopy (scope)
  • Knee Replacement
Patients Treated
  • Adults
Patients Forms

Provider Training

Yale University, New Haven, Connecticut
Bachelors Degree, B S, 1988
Cornell University Medical College
Doctorate, M.D., 1992
Residency - The Hospital for Joint Diseases, Orthopaedic Institute
Orthopedic Surgery, 1998

Orthopaedic Surgery

Location & Hours

Practice Affiliations

Orthopedic Associates of Long Island

6 Technology Dr Suite 100

East Setauket, NY 11733

St. Charles Orthopedics - Riverhead

74 Commerce Drive Suite 4

Riverhead, NY 11901

Orthopedic Associates of Long Island

6144 Route 25A Bldg A, Suite 5

Wading River, NY 11792

Main Location

74 Commerce Ave Ste 4

Riverhead, NY 11901

Regular Hours
Mon - Fri:
Extra Phones

Fax: (631) 751-5548


Payment Method
amex, cash, check, discover, master card, visa

Other Information

Other Links

Physicians & Surgeons, Physicians & Surgeons, Orthopedics


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