Dr. Mark J Hornyak is an neurosurgery specialist in Cobleskill, New York (NY). He graduated from University Of Maryland School Of Medicine in 2000 and specializes in neurosurgery.
| Board certification | Neurosurgery |
| Gender | Male |
| Education | Graduated : 2000 School : University Of Maryland School Of Medicine |
| Group Affiliations | Mary Imogene Bassett Hospital |
| Hospital Affiliations | Bassett Healthcare |
| Aurelia Osborn Fox Memorial Hospital |