See All Oncologists in Oshkosh, WI
Dr. Karen Gremminger, MD

Dr. Karen Gremminger, MD

Age 54 Medical Oncology F
(13) 13 reviews


Dr. Karen Gremminger, MD is a medical oncology specialist in Oshkosh, WI. Dr. Gremminger completed a residency at L D S Hospital. and is affiliated with Ascension Northeast Wisconsin Mercy. Dr. Gremminger is board certified in Medical Oncology.


  • University of Utah, Fellowship Hospital — 1997
  • L D S Hospital, Residency Hospital — 1994
  • L D S Hospital, Internship Hospital — 1992
  • Texas Tech University School of Medicine, Medical School — 1991

Insurance Accepted

  • Humana

* Please verify this information when scheduling an appointment.


  1. Practice

    1. 1
      2700 W 9th Ave Ste 11, Oshkosh, WI 54904 Existing Patients: (920) 236-1555

Patient Satisfaction

Likelihood to recommend Dr. Gremminger
Based on 13 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star

Leave a review

How likely are you to recommend Dr. Gremminger?

(Select your rating)
Dr Gremmingers would not give up me asI had lung and bladder cancer. She keep on trying different cemo treatments until one started to clear up my problem. She litterly saved my life. 10 years free of cancer. Would recommend her to anyone who has a cancer problem. Lp
Leo Patt in Oshkosh town, WI — Oct 24, 2018
See more reviews on Healthgrades
Photo: Dr. Karen Gremminger, MD
Dr. Karen Gremminger, MD
  • Likelihood of recommending Dr. Gremminger to family and friends

Dr. Gremminger's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Gremminger

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Spends appropriate amount of time with patients

Tell Us About Yourself

  • Your gender:
  • Your age group:
  • Number of office visits you've had in the last 2 years:

Finish Here

  • How would you like to confirm your survey information?
    Standard text messaging and data rates may apply.
Thank you for sharing your feedback about Dr. Karen Gremminger, MD.

Frequently Asked Questions

Dr. Gremminger frequently treats Blood Disorders, Breast Diseases, and Anemia.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Ascension Northeast Wisconsin Mercy
  • Ascension Northeast Wisconsin Saint Elizabeth
  • Thedacare Medical Center Berlin
  • Thedacare Regional Medical Center Appleton
  • Thedacare Regional Medical Center Neenah