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. Dirk Diefendorf:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Dirk Diefendorf is Good.
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Specialties & Research
Dr. Dirk Diefendorf, MD is board certified in Orthopaedic Surgery and Orthopaedic Surgery - Sports Medicine.
- He has special expertise in 3 areas:
- Hip Osteoarthritis
- Knee Osteoarthritis
- Osteoarthritis (Hand and Wrist)
Education & Awards
Dr. Diefendorf graduated from Northwestern University, Chicago.
Dr. Diefendorf has 5 hospital affiliations:
- Mills-Peninsula Health Services
- Sequoia Hospital - Redwood City
Accepted Insurance Plans
Dr. Diefendorf accepts these health insurances in at least one office:
- Great-West Healthcare - 3 plans
- Unicare - 10 plans
- Anthem Blue Cross - 12 plans
- Blue Shield of California - 77 plans
- Cigna - 5 plans
- Aetna - 3 plans