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Steve Venne, PT, Owner
Steve's career began at an industrial rehab clinic. He has gained extensive experience in the fields of industrial, occupational rehabilitation and ergonomic evaluations. To his credit, he has managed CARF accredited industrial rehab programs and designed and implemented a multi-level functional training and spine stabilization program.

Nikki Martin, PTA, Astym Cert.
Aquatic Specialist

Nikki is a licensed Physical Therapy Assistant who specializes in Aquatic Physical Therapy and is also Astym Certified. She graduated from Northeast Community College in 2014, worked in rural Nebraska hospital settings, and then joined the Sioux City Physical Therapy team in September of 2017. Nikki enjoys working with all diagnoses, especially orthopedic conditions such as back pain and joint replacements, as well as soft tissue and scar tissue treatments with the use of Astym.


Krista Flewelling, PTA

Krista is a licensed Physical Therapy Assistant. She studied at Western Iowa Tech Community College, graduating class of 2011.  She began working in the workman's comp setting at Tyson Foods. She later joined the Sioux City Physical Therapy team in September of 2012.  After having her second child, she went to part-time hours at our clinic, in order to spend more time raising her family.  


Marcus Witter, PT, CEAS
Marcus has over 20 years of experience including industrial outpatient orthopaedic rehabilitation, Functional Capacity Evaluation and Job Site/Task Analysis.  Check out his website here.

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