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).
- Currently 2.5 of 4 stars
The overall average patient rating of Dr. Douglas Rank is Good. Dr. Rank has been reviewed by 4 patients who have provided 1 comments. The rating is 2.5 out of 4 stars.
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Education & Awards
Dr. Rank graduated from Baylor College of Medicine, Houston.More Education & Awards
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