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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- Currently 3 of 4 stars
The overall average patient rating of Dr. Gregory Duncan is Good.
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Specialties & Research
Dr. Gregory Duncan, MD is board certified in Orthopaedic Surgery.
- He has special expertise in 5 areas:
- Dupuytren's Contracture
- General Orthopedics
- 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
Accepted Insurance Plans
Dr. Duncan accepts these health insurances in at least one office:
- Unicare - 11 plans
- ODS Health Plans - 2 plans
- Health Plan of San Joaquin - 4 plans
- Anthem Blue Cross - 9 plans
- Blue Shield of California - 77 plans
- Medicare - 1 plan
- Cigna - 3 plans
Similar doctors nearby
- Additional Information
- Where does Dr. Gregory J. Duncan practice?
Dr. Gregory Duncan practices Orthopaedic Surgery near Crescent City, CA.
See Crescent City Surgeons.