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. William Tillis:
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Specialties & Research
Dr. William Tillis, MD is board certified in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.
- He has special expertise in 6 areas:
- Chronic Obstructive Pulmonary Disease (COPD)
- Clinical Research
- Critical Care
- Lung Cancer
- Sepsis (Blood Poisoning)
Education & Awards
Dr. Tillis graduated from University of Illinois at Chicago.
Dr. Tillis has 11 hospital affiliations:
- Osf Saint Francis Medical Center
- Mendota Community Hospital
Accepted Insurance Plans
Dr. Tillis accepts these health insurances in at least one office:
- Aetna - 2 plans
- United Healthcare - 2 plans
- Great-West Healthcare - 2 plans
- Blue Cross Blue Shield of Illinois - 2 plans
- Humana - 2 plans
- Cigna - 3 plans
- USA H & W Network - 1 plan
Similar doctors nearby
- Additional Information
- Where does Dr. William P. Tillis practice?
Dr. William Tillis practices Internal Medicine, Critical Care Medicine, Pulmonary Disease, Family Medicine, and Critical Care Medicine near Peoria, IL.
Additional practice locations include: Bloomington, IL and Peru, IL.
See Peoria Internists, Peoria Critical Care Practitioners, Peoria Pulmonologists, Peoria Family Physicians, and Peoria Obstetricians & Gynecologists.