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).
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Specialties & Research
Dr. Joseph Willis, MD is board certified in Diagnostic Radiology.
More Specialties & Research
Education & Awards
Dr. Willis graduated from University of Michigan Medical School, Ann Arbor.More Education & Awards
Dr. Willis has 3 hospital affiliations:
- Desert Valley Hospital
- Parkview Community Hospital Medical Center
- Guam Memorial Hosp
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- Additional Information
- Where does Dr. Joseph I. Willis practice?
Dr. Joseph Willis practices Radiology, Diagnostic Radiology, and Diagnostic Ultrasound near Rancho Cucamonga, CA.
See Rancho Cucamonga Radiologists.