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. Mark Nielsen:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Mark Nielsen is Good.
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Specialties & Research
Dr. Mark Nielsen, MD is board certified in Internal Medicine.
- He has special expertise in 1 area:
- Flu (Human Influenza)
Education & Awards
Dr. Nielsen graduated from University of Nebraska, Omaha.
Dr. Nielsen has 3 hospital affiliations:
- Great Plains Regional Medical Center
- Nacogdoches Medical Center
- Nacogdoches Memorial Hospital
Accepted Insurance Plans
Dr. Nielsen accepts these health insurances in at least one office:
- Blue Cross Blue Shield of Nebraska - 7 plans
- United Healthcare - 20 plans
- Great-West Healthcare - 1 plan
- Cigna - 3 plans