Dr. Randy S Zelen is an internal medicine specialist in Andover, Ohio (OH). He specializes in Internal Medicine.
| Board certification | Internal Medicine Nephrology |
| Gender | Male |
| Education | Graduated : 1978 School : Other |
| Group Affiliations | Meadville Medical Center |
| Hospital Affiliations | Meadville Medical Center |
| Upmc Horizon | |
| Upmc Northwest | |
| Titusville Hospital |