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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).

Learn more about Dr. Marissa Mertz:

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Marissa Mertz is Excellent. Dr. Mertz has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Education & Awards

Dr. Mertz graduated from Emory University , Atlanta.


Dr. Mertz has 1 hospital affiliations:

  • Memorial Hospital Of Union County 

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Additional Information
Dr. Marissa Mertz MD is a female Internist, has 5 years of experience and practices in Internal Medicine.
Where does Dr. Marissa Mertz practice?
Dr. Marissa Mertz has 1 office location.
Dr. Marissa Mertz practices Internal Medicine near Marysville, OH.
See Marysville Internists.