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 4 of 4 stars
The overall average patient rating of Dr. John Mercer is Excellent.
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Specialties & Research
Dr. John Mercer, MD is board certified in Family Medicine.
Education & Awards
Dr. Mercer graduated from Louisiana State University at New Orleans. He has 2 awards.
Dr. Mercer has 10 hospital affiliations:
- Baylor University Medical Center
- Baylor Medical Center At Irving
Accepted Insurance Plans
Dr. Mercer accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- Great-West Healthcare - 1 plan
- Blue Cross Blue Shield of Texas - 2 plans
- Scott and White Health Plan - 2 plans
- Evercare - 1 plan
- Humana - 2 plans
- Cigna - 3 plans
- Aetna - 3 plans
- Medicare - 1 plan