Siouxland Adult Medicine

Dr. Carlson is commited to improving the health and welfare of his patients, while emphasizing the importance of positive lifestyle choices and the prudent administration of clinical guidelines in medication management.

Dr. Carlson founded Sioux City Hospitalists at St. Luke’s Regional Medical Center and has served as its medical director. He currently serves as medical director of the Siouxland Adult Medicine clinic and the Siouxland Executive Wellness Center. Dr. Carlson’s practice works hard to accommodate patients quickly and efficiently.

Mark Carlson, MD, CCD

Mark Carlson, MD, CCD

Dr. Mark Carlson, MD is a board certified physician, specializing in Internal Medicine and lipidology. Dr. Carlson has been practicing Internal Medicine in Sioux City, Iowa since 1989. He completed his medical training at the University of Minnesota and Abbott Northwestern and Minneapolis Heart Institute. Dr. Carlson is a long-time member of the National Lipid association.

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Lori Caruso

Lori Caruso

Spa Director

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Deb Carlson

Deb Carlson

Office Manager

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Meet our team

Our Team is highly accomplished in their field and dedicated to help you achieve your wellness goals. Your care will be coordinated by a combination of physicians and practitioners.


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1605 Douglas St.
Sioux City, IA 51105
Phone: (712) 234-1005
Fax: (712) 234-0015
Mon - Thur: 8:00AM - 5:00PM
Fri: 8:00AM - 1:00PM
Sat - Sun: Closed



"I have been a concierge patient of Dr. Mark Carlson for over 3 years. Although I am in pretty good health, I have a few problems that Dr. Carlson has helped me manage very well. Last year when I developed avascular necrosis of my hip he referred me to a wonderful surgeon that replaced my hip with great expertise."
Doug W.
"Since Dr. Mark Carlson became my Doctor (as I like to say My Personal Physician), I have become very convinced that concierge medicine is best for me. I do seem to have more medical problems than the average bear, but seem to be healthier than I was. Dr. Carlson seems to hear everything and basically forgets next to nothing. I find the relationship and the care to be worth every penny..."
Frank B.
"In 2014 I decided to try the new concierge service that Dr. Mark Carlson had recently started. My current doctor at the time, couldn’t seem to get my blood pressure under control and it didn’t seem like he was trying to hard to either. He only wanted to see me about once a year unless I called in for an additional appointment..."
Matt C.
"Dr. Mark Carlson is the only family doctor I’ve had since moving back to Sioux City 26 years ago. No matter what problems I’ve had he has solved them or referred me to a specialist for new knees, shoulders, etc..."
Carole S.
"We have been patients of Dr. Carlson and the staff at Siouxland Adult Medicine for several years. Our experience over this time has been extraordinary. They have responsive to all our medical needs in an empathetic and extremely accessible manner as well as providing additional service through a comprehensive annual physical and review program... "
American Board of Internal Medicine
American College of Physicians
BioTE Medical
International Society for Clinical Densitometry
Natural Lipid Association