Meet Our Physician Assistants

Michael McClellan, PA-C

Michael McClellan has been licensed and nationally certified Physician Assistant working in orthopaedic spine surgery at Suburban Orthoapedics since June of 2018. Michael graduated with his Bachelor of Science degree from Bradley University in Peoria, Illinois in May of 2015. Prior to beginning his Physician Assistant degree in May of 2016, he spent a majority
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Keith Welker, PA-C

Keith Welker has been a licensed and nationally certified Physician Assistant working in general/sports orthopedic surgery at Suburban Orthopaedics with Dr. Chhadia since 2013. He works closely with Dr. Chhadia in office evaluating/treating patients, and also in the operating room assisting in arthroscopic and open joint surgery including minimally invasive joint replacement of the knee,
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Anthony Bartkowiak DC, PA-C

Anthony graduated from National College of Chiropractic in 1995 with a Doctorate of Chiropractic. In 2001 he graduated from Malcolm X Cook County Physician Assistant Program and joined Dr. Howard Freedberg here at Suburban Orthopaedics. He is a strong supporter of our local High Schools and assists in providing medical coverage for the affiliated high
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Matthew Barnes, PA-C

Matthew Barnes has been a licensed and nationally certified Physician Assistant since 2008, and has been working with Suburban Orthopaedics since 2009. He grew up in the Chicagoland area, and attended Marquette University from 2003 to 2008. He received his Bachelor’s of Science in Biomedical Sciences in 2007, and then received his Master’s of Physician
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Lena Draus, PA-C

Lena Draus joined our practice at Suburban Orthopaedics as a licensed and nationally certified Physician Assistant in 2021. Lena graduated with her bachelor of science in biomedical engineering from The Ohio State University in Columbus, Ohio in May 2017. Prior to beginning her physician assistant degree in August of 2018, she spent time designing surgical
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Contact us today with your questions or if you would like to schedule an appointment. (630) 372-1100.

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