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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. Ko graduated from Harvard University , Boston.


  • Mandarin

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Additional Information
Dr. Marcus Juen Yue Ko MD is a male Ophthalmologist, has 7 years of experience and practices in Ophthalmology.
Where does Dr. Marcus J. Ko practice?
Dr. Marcus Ko has 5 office locations.
Dr. Marcus Ko practices Ophthalmology near Naples, FL.
Additional practice locations include: Miami, FL and Palm Beach Gardens, FL.
See Naples Ophthalmologists.