Kelly Delaney-Nelson, M.D.

Dr. Delaney-Nelson's Specialties

Medical Education: University of South Dakota
Fellowship: University of Missouri - Columbia 
Residency: Gundersen Health System in La Crosse, WI

Dr. Kelly Delaney-Nelson earned her Bachelor's Degree in Biology from the University of St. Thomas in St. Paul, MN, and her medical degree from the University of South Dakota Sanford School of Medicine. Dr. Delaney-Nelson completed her internal medicine residency at the Gundersen Health System in La Crosse, WI, where she also served as Chief Resident for one year. In 2020, Dr. Delaney-Nelson completed her Rheumatology Fellowship from the University of Missouri.

Prior to joining CNOS, Dr. Delaney-Nelson was a Hospitalist for the Gundersen Health System. Dr. Delaney-Nelson grew up in North Sioux City, SD, on McCook Lake. She enjoys boating, fishing, watching sports, and spending time with her husband and newborn daughter.


I have been a patient of Dr. Wisco for many years and I have had to change my arthritis caregiver as Dr. Wisco is closing his practice. I met Dr. Delaney Nelson last month. It was difficult for me and I am sure difficult for her as change is hard. I found her very professional, knowledgeable, friendly, and thorough. 

We spent time talking about my health and [she] seems to be a practical doctor not making any changes. She is from this area and is a wife and mother of a baby daughter. I feel that she will be a good caregiver.

- Sue L. patient

Dr. Delaney-Nelson is a very caring doctor who listens to your health concerns and works with you to continue living your life as normal as possible.

Dr. Delaney-Nelson does not rush you out of her appointment and makes sure you understand everything before leaving her office. I am very appreciative of her knowledge and plans to make sure my health concerns are taken care of.

I highly recommend Dr. Delaney-Nelson.

Anonymous Patient

Dr. Kelly Delaney-Nelson, Rheumatologist, talks about Lupus on World Lupus Day

Dr. Kelly Delaney-Nelson appears on KTIV's Healthbeat 4 on World Lupus Day to talk about lupus, treating the disease, and sharing resources.

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Dr. Delaney-Nelson's Team

Rosa Marquez

Physician Assistant