Dr. William Charles Crelin MD is a male Internist, has 26 years of experience and practices in Internal Medicine, Endocrinology and Metabolism, and Endocrinology, Diabetes & Metabolism.
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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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. William Crelin is Good.
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Specialties & Research
Dr. William Crelin, MD is board certified in Internal Medicine and Endocrinology and Metabolism.
He has special expertise in 5 Areas, including Diabetes, Diabetes Thyroid Disorders Pituitary Disorders, and Diabetes MellitusMetabolism Thyroid Dysfunction Pituitary Disorders.2 more special expertise areas
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Education & Awards
Dr. Crelin graduated from Medical College of Wisconsin, Milwaukee.More Education & Awards
Dr. Crelin has 2 hospital affiliations:
- Waukesha Memorial Hospital
- Oconomowoc Memorial Hospital
Accepted Insurance Plans
Dr. Crelin accepts these health insurances in at least one office:
- United Healthcare - 15 plans
- Great-West Healthcare - 3 plans
- Medica Health Plans - 4 plans
- Anthem - 10 plans
- Blue Cross Blue Shield of Illinois - 1 plan
- Evercare - 5 plans
- Humana - 21 plans
- Cigna - 4 plans
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