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. Clark Williams, MD is board certified in Emergency Medicine.
- He has special expertise in 1 area:
- Flu (Human Influenza)
Education & Awards
Dr. Williams graduated from University of Wisconsin at Madison.
Dr. Williams has 3 hospital affiliations:
- Mercy Medical Center-Dubuque
- Hazel Hawkins Memorial Hospital
- Mercy Medical Center - Dyersville
Accepted Insurance Plans
Dr. Williams accepts these health insurances in at least one office:
- Cigna - 3 plans
- Iowa Medicaid - 1 plan
- Unicare - 12 plans
- Anthem Blue Cross - 8 plans