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Orthopaedic Surgeon, Surgical Specialist
25 years of experience
Accepting new patients
Video profile
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Gregory Duncan:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Gregory Duncan is Good. Dr. Duncan has been reviewed by 8 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.4
Promptness 3.9
Courteous Staff 3.4
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.7
Follows Up After Visit 3.7

Specialties & Research

Dr. Gregory Duncan, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 4 areas:
  • Dupuytren's Contracture
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)

Education & Awards

Dr. Duncan graduated from Johns Hopkins University, Baltimore.


Dr. Duncan has 1 hospital affiliations:

  • Sutter Coast Hospital 


  • English

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Additional Information
Dr. Gregory John Duncan MD is a male Orthopaedic Surgeon, has 25 years of experience and practices in Orthopaedic Surgery.
Where does Dr. Gregory J. Duncan practice?
Dr. Gregory Duncan has 1 office location.
Dr. Gregory Duncan practices Orthopaedic Surgery near Crescent City, CA.
See Crescent City Orthopedic Surgeons.