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License & Identifications

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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> > > > Dr. Michael Willoughby, DO

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Additional Information
Dr. Michael Cameron Willoughby DO is a male Internist and practices in Internal Medicine.
Where does Dr. Michael C. Willoughby practice?
Dr. Michael Willoughby has 2 office locations.
Dr. Michael Willoughby practices Internal Medicine near Troy, MI.
Additional practice locations include: Livonia, MI.
See Troy Internists.