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 Korsten:
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Specialties & Research
Dr. Mark Korsten, MD is board certified in Gastroenterology.
- He has special expertise in 9 areas:
- Colonic Polyps
- Esophageal Diseases
- Esophageal Stenosis
- Esophageal and Gastric Varices
- Gastrointestinal Motility Disorders
- Liver Diseases
Education & Awards
Dr. Korsten graduated from Yale University, New Haven. He has 2 awards.
Dr. Korsten has 3 hospital affiliations:
- Mt Sinai Hospital
- VA Medical Center - Bronx
- Bronx Veterans Affairs Medical Center
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- Additional Information
- Where does Dr. Mark A. Korsten practice?
Dr. Mark Korsten practices Gastroenterology near Bronx, NY.
See Bronx Gastroenterologists.