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Marvin Witt is a dedicated and diligent internist serving the community of New York, NY. Dr. Witt is devoted to ensuring the longevity of his patients’ health and developing long-lasting relationships with them. He takes his time to understand symptoms and give correct diagnoses to ensure the continued health of all his patients. Dr. Witt attended Medizinische Fakultät Heidelberg, Ruprecht-Karls-Universität Heidelberg, where he received his medical degree, and completed his residency at Bridgeport Hospital. Dr. Witt is a part of AdvantageCare Physicians - Manhattan. He is board certified by the American Board of Internal Medicine. Because Dr. Witt is bilingual in English and German, patients from a variety of backgrounds enjoy having him as their physician. Dr. Witt is affiliated with Long Island Jewish Medical Center in New Hyde Park, NY.