Dr. James Castles is a board-certified rheumatology specialist based in Davis, California, bringing 20 years of dedicated clinical experience to patient care. Dr. Castles has performed over 14,697 procedures and published 150 peer-reviewed research papers, reflecting a deep commitment to advancing medical knowledge in rheumatology.
With advanced training in internal medicine, rheumatology, Dr. James Castles combines clinical expertise with the latest evidence-based practices to deliver personalized treatment plans. Dr. James Castles holds 7 medical patents, demonstrating innovation in surgical techniques and medical devices.
Dr. James Castles maintains an active role in the medical community through ongoing research, peer collaboration, and continuing medical education. This commitment to staying at the forefront of rheumatology ensures patients receive care informed by the latest advances in the field.
7 patents
Dr. James Castles provides comprehensive diagnosis and treatment for the following conditions:
Systemic lupus erythematosus is a complex autoimmune disease requiring individualized treatment with immunosuppressants and biologics.
Learn more about Lupus treatmentGout causes sudden, severe joint pain from uric acid crystal deposits, managed with anti-inflammatory medications and urate-lowering therapy.
Learn more about Gout treatmentAnkylosing spondylitis is a chronic inflammatory disease primarily affecting the spine, treated with biologics and physical therapy.
Learn more about Ankylosing Spondylitis treatment