James P. Thomas, MD, PhD

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Hematology, Medical Oncology
4.9 (131)
Accepting New Patients

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Cancer Center - Froedtert Hospital (866) 680-0505
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Established Patient Appointments (414) 805-6800
New & Established Patients Call (414) 805-0505


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.


Diseases & Conditions

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

Treatment & Services


Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Cancer Center - Froedtert Hospital
9200 West Wisconsin Avenue
Milwaukee, WI 53226
(866) 680-0505
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Education & Training

Medical College of Wisconsin - Milwaukee - Ph.D., Biochemistry - (1989)

Medical College of Wisconsin - Milwaukee - Doctor of Medicine - (1991)

Medical College of Wisconsin Affiliated Hospitals - Milwaukee - Residency, Internal Medicine - (1991-1995)

Medical College of Wisconsin Affiliated Hospitals - Milwaukee - Postdoctoral Research Fellow, Department of Biophysics - (1991-1995)

Board Certifications

Internal Medicine
Medical Oncology

Patient Reviews

The comments are submitted by patients (or their caregivers) and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of the Froedtert & the Medical College of Wisconsin health network. Learn more about our survey.

4.9 out of 5. 131 ratings, 38 reviews
Dec. 26, 2019
Dr. Thomas and the entire staff of the Faith clinic at the Froedert Cancer Center are the best. My visits there are always done with care and professionalism.
Dec. 19, 2019
Often, office appointments were made far in advance and then had to be changed to another date.
Dec. 11, 2019
Nov. 16, 2019
he saved my life
Nov. 1, 2019
always caring about my needs. the best!!!
Oct. 24, 2019
I absolutely love Froedtert and the care that I receive there.
Oct. 16, 2019
information to another clinic for medications always falls through the cracks. not sure which provider is at fault
Oct. 16, 2019
he is very empathetic towards me and I can tell that he has my best interest in mind to fight my cancer.
Oct. 13, 2019
Dr. Thomas is the Best! I always enjoy my time with him. I feel he treats me like a friend .
Sept. 28, 2019
Dr. Thomas, PA. and staff are wonderful, and caring
Sept. 26, 2019
At this time I feel I am receiving the best possible care.
Sept. 18, 2019
Dr. Thomas and his entire staff are wonderful. They saved my life!
Aug. 20, 2019
excellent doctor and staff
Aug. 7, 2019
love my doctors...
July 25, 2019
Dr. Thomas is very caring and thorough in explaining my cancer treatment. I feel very lucky to have him as my Oncologist.
July 9, 2019
The compassion was fantastic
July 2, 2019
Dr.Thomas it's one of the most caring kind doctors I have ever met.
June 19, 2019
June 19, 2019
Professional and a good listener. Explained options well.
June 17, 2019
Kind, compassionate and extremely knowledgeable.
May 21, 2019
he LISTENS. He is sensitive to your needs and genuinely cares. excellent eye contact
May 17, 2019
He was very prepared for my visit and easy to talk to. My first visit with him for second opinion.
May 9, 2019
Just being able to talk to him makes me feel relaxed.
May 8, 2019
he pulled his chair over to mine and talked with me as a person he cared about. Great man and doctor.
April 24, 2019
always willing to listen
March 20, 2019
Everyone was excellent.
March 20, 2019
Dr. Thomas is one of my favorite doctors. He listens and takes the time with me during my visits.
March 19, 2019
Compassionate caring.
March 18, 2019
Excellent dr. great bedside manner, good listener!
March 4, 2019
great explanation and took the needed time to go over everything
Feb. 26, 2019
The nurses & the Doctor are kind and informed!
Feb. 26, 2019
The front desk secretary was amazing. She was very friendly and helpful. The secretaries in the back that check you out seemed to busy to acknowledge I was there. I felt brushed off.
Feb. 19, 2019
3. None needed.
Feb. 14, 2019
I have recommended Dr. Thomas to friends.
Jan. 30, 2019
great expertise, clear explanations, terrific personality, caring demeanor
Jan. 24, 2019
Overall patient care and empathy are outstanding.
Jan. 24, 2019
There is no equal to Dr. Thomas!
Jan. 23, 2019
I have a cancer physician (Wauwatosa location) and a diabetes physician (Mequon location) - I assume they are in contact