New Marinette Location!

Relentless, national-caliber cancer care. Now in Marinette

Furthering the reach of first-class cancer care.

Marinette-area residents no longer have to travel for national-quality treatment.

Green Bay Oncology is relentless in fighting cancer. Relentless in beating it. We believe that the people of Northeast Wisconsin and Upper Michigan should not have to travel a great distance to receive the very best cancer care. For decades, we have brought the nation’s leading treatment options to Green Bay, and now we are proud to extend our care to patients in Marinette and surrounding communities.

Our Marinette location:

1409 Cleveland Ave.
Marinette, WI 54143
Open Wednesdays from 8am to 4pm.
Call toll-free (866) 884-3135 or (920) 884-3135

Become a patient or get a second opinion

We are now seeing new patients and offering second opinion consultations at our Marinette location. To schedule an appointment, call us at (920) 884-3135 or toll-free at (866) 884-3135. You may also request an appointment online.

Services offered in Marinette:

  • Oncology appointments and consultation
  • Second opinions
  • Treatment coordination and scheduling
  • On-site infusion therapy (chemotherapy)
  • Hematology expertise, including diagnosis and treatment of blood diseases and disorders

The care of an expert oncologist

Dr. Ruth Warren

Patients at our Marinette location will be under the care of Dr. Ruth C. Warren, D.O. Passionate about research and the promise of new treatments, Dr. Warren attended medical school at Midwestern University: Chicago College of Osteopathic Medicine. She completed her residency in Internal Medicine at Scott & White Hospital, part of Texas A&M Health Science Center College of Medicine and her Medical Oncology fellowship at the University of Wisconsin Hospital and Clinics in Madison, Wisconsin. Dr. Warren holds Board Certifications in Internal Medicine and Medical Oncology.

Groundbreaking treatments available in Marinette

Marinette-area patients will have access to the latest cancer treatments through our partnership with the National Cancer Institute. We are the region’s only participant in the NCI’s Community Clinical Oncology Program, and we are pleased to bring clinical trial opportunities to Marinette.