Mr. John J Willis is a male Medical Physician Assistant (taxonomy code 363AM0700X) located in Yuba City, California. Mr. John J Willis's NPI Number is #1831149194 and has been listed in the NPI registry for 16 years. Mr. John J Willis's practice location is listed as: 1429 Colusa Hwy Yuba City, CA 95993-9092 and can be reached via phone at (530) 674-7000.
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