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 Greenstein:
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The overall average patient rating of Dr. Mark Greenstein is Poor.
Education & Awards
Dr. Greenstein graduated from UMDNJ, Newark.
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- Additional Information
- Dr. Mark David Greenstein DDS and DMD is a male dentist, has 25 years of experience and practices in Family Dentistry.
- Where does Dr. Mark D. Greenstein practice?
- Dr. Mark Greenstein has 1 office location.
Dr. Mark Greenstein practices Family Dentistry near Clinton, MD.
See Clinton Dentists.