About Us

Nutritional Wellness & Chiropractic Care


Whether you're suffering in pain or interested in starting your journey toward nutritional wellness, you'll be happy you chose Natural Health. We opened our doors years ago with the goal of providing first-rate assistance and compassionate care. Dr. Mark Holtschlag DC, DACBN, DCBNA, has been treating patients for more than 35 years. Dr. Mark and Dr. Chip are the only Advanced Proficiency Rated Activator Doctors in the Tri-State area. Dr. Mark is a Double Board Certified in Clinical Nutrition and Master Clinician in Nutrition Response Testing, using Standard Process & MediHerb supplements as well as Energetix remedies.

Our Team

Dr. Mark Holtschlag

Nutritionist | Chiropractor

Dr. Mark is a 1981 honors graduate of Palmer College of Chiropractic in Davenport, IA. He attended the University of Illinois in the Pre-Med Program and decided that drugs and surgery was not something he wanted to be involved with.

Dr. Chip Holtschlag


Dr. Chip is a recent graduate of Palmer College of Chiropractic in Davenport, Iowa. He attended Western Illinois University majoring in biology which raised his interest on how the body functions properly. He is excited to help others express their true potential for a healthy life.

Eddy Holtschlag, MS

Energy Coach | Energy Healer

Eddy recently finished his time as a Sales Representative with Standard Process, Inc. for Northern Illinois and the South/West Suburbs of Chicago. He learned from over 200 of the top holistic health care practitioners in his territory and concluded that emotions are a huge factor in overall health. He is an Energy Coach and does Distance Energy Healing sessions to maximize your bodies energy potential. 

Karen Holtschlag

Manager | Director of Public Education

Karen enjoys working with patients to help them improve their health, she loves spending time outdoors and gardening. She has 4 sons and two grandsons.

Erin Fischer

Patient Advocate | Marketing Manager

Erin joined the Natural Health Staff in 2016. As Patient Advocate, she enjoys helping patients learn how to make changes through diet and lifestyle to create a healthier life. In her free time she loves being outside, gardening, reading, walking their Chocolate Lab, Felson, traveling and going to concerts.

Terry Godfrey 

Patient Advocate

Terry has been part of our team since September 2015! She has 6 children and 1 granchild. Her family has been patients of Dr. Mark's for 19 years!

Paula Marshall

Front Desk Assistant

Paula joined the Natural Health family in 2017. She will be the one you talk to when you call in to make your appointment. She really enjoys her job, which gives her the opportunity to meet each one of our patients and talk to them about how their health has improved. She has been a patient since 2017 and has never felt better. She has so much more energy then ever! She also enjoys spending time with her family and the fur babies on her days off. 


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