Robert E. Exten Jr., MD

Medical Oncology and Hematology

Accepting New Patients

Board Certification


Medical Directorship Title

Medical Director of Cancer Care at OhioHealth Mansfield Hospital


Residency in Internal Medicine, Akron General Medical Center

Medical School

The Ohio State University, Columbus, Ohio


Research Fellow in Hematology, University of Wisconsin


Dr. Robert E. Exten Jr. is fellowship trained and board certified in hematology and has been practicing in medical oncology for more than 30 years. He is the Medical Director of Cancer Care at OhioHealth Mansfield Hospital.

Dr. Exten works very hard for every patient in his care and makes each patients feel comfortable and important. His goal is to ensure every question a patient asks is answered the first time he visits with them.

To provide you with the most complete cancer care, Dr. Exten works collaboratively with the entire OhioHealth Mansfield Hospital and OhioHealth Shelby Hospital multidisciplinary cancer care team of:

  • expert physicians
  • oncology-certified nurses
  • dietitians
  • pharmacists
  • occupational and physical therapists
  • social workers
  • enterostomal therapists
  • palliative care, home care and hospice nurses, and more.

OhioHealth Cancer Physicians
Medical Offices at OhioHealth Mansfield Hospital
5th Floor
335 Glessner Avenue
Mansfield, Ohio 44903

Learn more about our Practice