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Geisinger Holy Spirit Cancer Center
Geisinger Holy Spirit Cancer Center
880 Century Dr.
Mechanicsburg, PA 17055
Phone: 717-691-3235
Fax: 717-691-3243

Breast care center: 717-737-4718
Gamma Knife: 717-691-3235
Lab: 717-857-0020
Radiation oncology: 717-691-3235


About us

Geisinger Holy Spirit Cancer Center physicians and staff provide care for patients with breast cancer, lung cancer, prostate cancer and other cancers. Our highly trained board-certified radiation oncologist, medical physicist, radiation therapists and registered nurses are committed to caring for you and to beating your cancer.

Radiation oncology
Fax: 717-691-3243
Monday – Friday, 7:30 a.m. – 4 p.m.

Breast care center
Fax: 717-909-0902
Office hours:
Monday - Thursday: 8 a.m. - 4:30 p.m.
Friday: 8 a.m. - noon
Our experienced breast care team treats the full spectrum of diseases and conditions affecting the breasts. From risk assessment to screening and diagnosis to treatment and follow-up, our staff provides personalized care and support. Services include:

o  State-of-the-art risk assessment and management, including genetic testing
o  Screening and follow-up exams for new patients
o  Consults for patients newly diagnosed with cancer, or with atypical biopsy results
o  Minimally invasive, image-guided, and surgical biopsies
o  Surgical treatment, including breast-conserving and sentinel lymph node procedures, mastectomy, and breast reconstructive surgery
o  Post-op/post-cancer treatment visits
o  Survivorship appointments for breast cancer patients
o  Physical and occupational therapy, including range of motion and lymphedema therapy, and myofascial release
o  Treatment for benign breast diseases, including breast pain

Gamma knife
Fax: 717-691-3243
Geisinger Holy Spirit uses the Leksell Gamma Knife Icon™, the newest and most sophisticated radiosurgery system, to treat an array of complex lesions/tumors, such as certain brain tumors, vascular malformations and functional disorders. The Gamma knife offers an alternative for many patients for whom traditional brain surgery is not an option.
o  Performed by a highly skilled neurosurgery team with extensive Gamma knife experience
o  Safe option for patients unable to undergo invasive surgery (frameless treatment available where warranted)
o  Outpatient procedure with a quick recovery time
o  Treats multiple tumor areas in one convenient session
o  Cost-effective (covered by PPOs, HMOs and Medicare)

Monday and Wednesday, 9 a.m. – 1 p.m.

Not feeling well? Call your primary care provider FIRST*
With same-date care including evening and weekend hours, we are your resource for non-emergency illnesses and injuries for the entire family.
We offer several options to provide care when you need it.
*Call 9-1-1 in a serious emergency.