Dr. Mark W. Koser graduated from the SUNY Downstate Medical Center College of Medicine in 1985. He works in Staten Island, NY and 1 other location and specializes in Ophthalmology and Diabetology. Dr. Koser is affiliated with Robert Wood Johnson University Hospital. He speaks English, Italian and Spanish.
Years in Practice: 29 Years
Languages Spoken: English, Italian, Spanish
Medical School: SUNY Downstate Medical Center College of Medicine
Graduation Date: 1985
Hospital Affiliations: Robert Wood Johnson University Hospital
Specialties: Ophthalmology, Diabetology
*This physician has multiple office locations. See Appointments for details.