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License & Identifications

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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Education & Awards

Dr. Greiner graduated from University of California at Davis.

> > > > Dr. Mark Greiner, BA, MD

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Additional Information
Dr. Mark A Greiner BA and MD is a male Ophthalmologist, has 4 years of experience and practices in Ophthalmology.
Where does Dr. Mark A. Greiner practice?
Dr. Mark Greiner has 4 office locations.
Dr. Mark Greiner practices Ophthalmology near Coralville, IA.
Additional practice locations include: Iowa City, IA and Des Moines, IA.
See Coralville Ophthalmologists.