Dr. Jacek Zajac, MD is an endocrinology specialist in Lombard, Illinois (IL). He specializes in Endocrinology.
| Board certification | Endocrinology |
| Gender | Male |
| Education | Graduated : 1991 School : Other |
| Group Affiliations | Endocrinology Associates sc |
| Hospital Affiliations | Elmhurst Memorial Hospital |
| Advocate Good Samaritan Hospital | |
| Edward Hospital | |
| Loyola University Medical Center | |
| Alexian Brothers Medical Center 1 |