Dr. Mark W. Koser has been practicing medicine for 29 years. Dr. Koser graduated from the SUNY Downstate Medical Center College of Medicine in 1985. He practices medicine 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.