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James P. Thomas, MD, PhD

James P. Thomas, MD, PhD


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Established Patient Appointments

(414) 805-6800

Toll Free

(866) 680-0505

New Patient Appointments

(414) 805-0505




  • Hematology
  • Oncology

Board Certification

  • Internal Medicine
  • Medical Oncology

Hospital Affiliations

  • Froedtert Hospital

Patient Ages Seen

  • Adult
  • Senior

Languages Spoken

  • English

Diseases & Conditions

  • Biliary Cancer
  • Colon Cancer
  • Esophageal Cancer
  • Gastric Cancer
  • Gastrointestinal Cancer
  • Gastrointestinal Stromal Tumor (GIST)
  • Liver Cancer
  • Neuroendocrine Cancer
  • Pancreatic Cancer
  • Rectal Cancer

Treatments & Services


Clinic Locations

Cancer Center - Froedtert Hospital

9200 West Wisconsin Avenue
Milwaukee WI,  53226
Phone:(866) 680-0505
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Dr. Thomas is a Professor of Medicine and Section Head of Solid Tumor Oncology at the Froedtert & Medical College of Wisconsin Clinical Cancer Center. His research interests are in the development of new cancer therapies and he specializes in the treatment of gastrointestinal cancers.

Dr. Thomas emphasizes the partnership of the patient and the multi-disciplinary team in developing the treatment plan and he encourages access to cutting edge technology and clinical trials.

Education / Training
  • Ph.D., Biochemistry - Medical College of Wisconsin - Milwaukee (1989)
  • Doctor of Medicine - Medical College of Wisconsin - Milwaukee (1991)
  • Residency, Internal Medicine - Medical College of Wisconsin Affiliated Hospitals - Milwaukee (1991-1995)
  • Postdoctoral Research Fellow, Department of Biophysics - Medical College of Wisconsin Affiliated Hospitals - Milwaukee (1991-1995)
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