Dr. Christine Callahan is an ophthalmologist at Penn State Health in Hershey, Pennsylvania. She is board certified by the American Board of Ophthalmology and serves as an Associate Professor of Ophthalmology. Dr. Callahan specializes in the diagnosis and treatment of glaucoma, offering comprehensive services including evaluation, laser therapy, and surgical intervention. She also provides cataract evaluations and surgical removal.

Dr. Callahan completed her medical training at Penn State College of Medicine and pursued advanced fellowship training in glaucoma at Bascom Palmer Eye Institute. She is actively involved in education as the Associate Program Director for Surgical Education in the Ophthalmology Residency Program. Patients with glaucoma and cataracts can receive care at the Penn State Health Eye Center.