Chicagoland Archives

Lauren Wilberding-Kalvin, CP, LP

Lauren is a certified Prosthetist and board eligible Orthotist with a Master of Science in Orthotics and Prosthetics from Concordia University in St. Paul, Minnesota. Her commitment to the field is highlighted by her humanitarian work in Belize, where she provided prosthetic care to underserved populations in 2022.

Now based in the Illinois Indiana area, Lauren enjoys hiking, kayaking, and tackling home renovation projects with her husband, Sean. At home, she is kept busy by her dog, Winston, and her cat, Boris. She is deeply passionate about her career in orthotics and prosthetics, finding fulfillment after nearly 5 years in the field in the unique blend of helping others and the hands-on creativity the field demands.

Ryan Fejedelem, CPO

Ryan Fejedelem, MPO is an ABC Certified Prosthetist Orthotist and the Area Practice Manager for CPO’s South Chicagoland market. Serving patients in both Oak Lawn and Oak Brook, Ryan brings over 12 years of hands-on experience to the CPO Team, having worked his way through the field as a technician and assistant before earning his Master’s degree from Northwestern University.

Ryan specializes in high-level lower limb prosthetics, with extensive expertise in microprocessor above-knee prosthetics and vacuum-style below-knee systems. His interest in human movement began as a college football player and personal trainer. After shadowing clinicians at a spinal cord injury clinic, he fell in love with the ability to build custom solutions that help individuals reach their physical goals.

A dedicated problem-solver, Ryan believes that every clinical challenge has a solution. He combines his background in biochemistry with a "can-do" attitude to find the best working outcome for every patient. By leveraging CPO’s vast resources, Ryan ensures that every person he treats receives the highest level of care and a clear path toward independence.

Rhona Chick, CP, C-Ped, CFm

With 40 years of clinical experience, Rhona Leigh Chick, CP, CPed, CFm brings unparalleled expertise to CPO Oak Brook. A graduate of Northwestern University’s prosthetic program, Rhona is a Certified Prosthetist, Pedorthist, and Mastectomy Fitter. She specializes in lower extremity prosthetics, mastectomy products, and custom compression garments.

Rhona is known for her deep empathy and active listening. By treating every patient like a family member, she ensures they feel heard and comfortable. Her decades of experience allow her to provide personalized, high-quality care that helps every patient regain their confidence and mobility.

Marco L. Irigoyen, CO,CPA

Marco L. Irigoyen is an ABC-Certified and Illinois-Licensed Orthotist serving patients at CPO Greenwood and CPO Arlington Heights. Bringing 30 years of dedicated clinical experience to his practice, Marco specializes in foot and ankle orthotics. He has extensive expertise in designing supportive interventions for patients managing ambulatory challenges caused by stroke or severe illness.

Marco believes that exceptional care begins with active listening. By collaborating closely with his clinical team and focusing on the unique needs of every individual, he creates personalized orthotic solutions that empower his patients to improve their mobility and live healthy, independent lives.

Quote: Over the last 30 years, I have learned that the best clinical outcomes come from truly listening to the patient. Whether you are recovering from a stroke or managing a complex illness, my goal is to work closely with your care team to design a foot and ankle solution that helps you walk safely and confidently.

Lauren Quintana, CPO

Lauren Quintana is a Board-Certified/Licensed Prosthetist/Orthotist at CPO Arlington Heights, specializing in pediatric orthotics with a particular expertise in Cranial Remolding Orthoses (CRO). Lauren’s approach to care is defined by a unique blend of high-level clinical expertise and a deep, personal understanding of the impact orthotic solutions have on a child’s quality of life.

Lauren’s passion for the field began during her own childhood. After wearing foot orthotics as a child, Lauren experienced firsthand how the right care could alleviate pain and improve daily life. Today, she is dedicated to "paying that quality forward." She earned her degree in Neuroscience from Carthage College before completing her Master’s in Prosthetics and Orthotics at the University of Pittsburgh. Before joining CPO in March 2025, Lauren honed her skills at the Children’s Hospital of Wisconsin, gaining invaluable experience in complex pediatric hospital settings.

"I am dedicated to balancing clinical expertise with parent and patient goals," Lauren explains. "Whether we are improving alignment, enhancing cosmetic appearance, or avoiding surgery, no goal is too small when it comes to our smallest patients."

Lauren joined the CPO team in March 2025 and is currently accepting new pediatric patients at our Arlington Heights location.

Lauren Cote, CPO, LPO

Lauren Cote is a Board-Certified Prosthetist Orthotist at CPO Arlington Heights with 11 years of clinical experience. She specializes in orthotics, lower-limb prosthetics, and cranial remolding helmets.

Lauren earned her Public Health degree from the University of Illinois and completed her professional training at Northwestern University. She is dedicated to a personalized care model, believing that every patient requires a unique approach. By building lasting relationships and focusing on collaborative goals, Lauren helps her patients navigate their rehabilitation journey with confidence and restored independence.

John Brinkmann, CPO, FAAOP(D)

John Brinkmann is an ABC-certified and Illinois-licensed CPO at CPO Rockford with over 30 years of clinical experience. A second-generation practitioner and graduate of UT Southwestern Medical Center, John specializes in lower limb prosthetics and orthotics. He is a recognized leader in the field, serving as an Associate Professor at Northwestern University (NUPOC) and holding the prestigious title of Fellow with Distinction from the AAOP.

John has authored textbook chapters on prosthetic gait and frequently contributes to industry publications. His clinical approach is rooted in a deep desire to help patients reach their full potential. By focusing on individual goals and utilizing his extensive background in gait biomechanics, John ensures every patient receives the expert care necessary to regain their mobility and independence.

Credentials & Expertise:
Education: University of Texas Southwestern Medical Center
Academic Role: Associate Professor at NUPOC since 2012
Leadership: Treasurer for USISPO and Chair of the Behavioral Science Society
Authorship: Contributor to the Atlas of Amputations and Limb Deficiencies

Current Roles:
Behavioral Science Society, founding and current Chair
USISPO, Treasurer
ISPO, Finance Committee member
AAOP Fellow with Distinction
Authored chapter on prosthetic gait in two editions of the Atlas of Amputations and Limb Deficiencies
Frequent contributing author for OP Edge
Associate Professor at NUPOC, teaching prosthetics and orthotics courses (since 2012)

Devon Fairwood, CPO, LPO

Devon Fairwood, CPO, LPO is a Certified Prosthetist Orthotist serving patients in Arlington Heights and Elgin. With a background in Biomedical Engineering from Marquette University and a Master’s from Northwestern University (NUPOC), Devon combines a passion for engineering innovation with a deeply personalized approach to patient care.

Devon believes that orthotics and prosthetics are not "one size fits all." By staying at the forefront of evolving technology and fostering a collaborative environment, she creates custom solutions tailored to each patient's unique history and goals. Her primary mission is to ensure every individual feels physically and emotionally supported while regaining their independence and staying active in their own lives.

Cole Harper, CPO

Cole Harper is a Board-Certified Prosthetist Orthotist with over 12 years of experience in the O&P field. A graduate of Northwestern University’s Master’s program, Cole specializes in pediatrics, scoliosis, Cranial Remolding Orthoses (CRO), and lower extremity prosthetics. His journey began as a technician, where he spent five years mastering the hands-on fabrication of devices, a background that now informs his expert clinical care.

A recipient of CPO’s Best Team Player and Special Recognition awards, Cole is known for his strong communication and problem-solving skills. He is a dedicated mentor who believes in listening closely to every patient’s unique needs. Cole’s goal is for every patient to leave feeling comfortable and confident, knowing they have received a high-quality device designed to maximize their mobility and support their journey.

Ana Woods, CFo

Ana Woods, CFo is a Board-Certified Orthotic Fitter at CPO Arlington Heights, specializing in hospital orthotics, orthopedic bracing, and prosthetic supply fittings. A graduate of California Polytechnic State University with a degree in Kinesiology, Ana brings over five years of diverse clinical experience to the CPO team, including specialized roles at the Shirley Ryan AbilityLab.

Ana’s background in both inpatient rehabilitation and outpatient orthopedic clinics makes her a versatile expert in fitting and casting. She is known for her complex problem-solving skills and her personable, patient-centered approach. By combining clinical precision with active listening, Ana ensures her patients receive the supportive care they need to return to the activities they love.

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Lauren Wilberding-Kalvin, CP, LP

You can find Lauren Wilberding-Kalvin at these CPO Locations.

Oak Lawn, Illinois

Highland, Indiana

Ryan Fejedelem, CPO

You can find Ryan Fejedelem at these CPO Locations.

Oak Brook, Illinois

Oak Lawn, Illinois

Rhona Chick, CP, C-Ped, CFm

You can find Rhona Chick at these CPO Locations.

Oak Brook, Illinois

Marco L. Irigoyen, CO,CPA

You can find Marco L. Irigoyen at these CPO Locations.

Arlington Heights, Illinois

Chicago - 87th, Illinois

Lauren Quintana, CPO

You can find Lauren Quintana at these CPO Locations.

Arlington Heights, Illinois

Lauren Cote, CPO, LPO

You can find Lauren Cote at these CPO Locations.

Arlington Heights, Illinois

John Brinkmann, CPO, FAAOP(D)

You can find John Brinkmann at these CPO Locations.

Rockford, Illinois

Devon Fairwood, CPO, LPO

You can find Devon Fairwood at these CPO Locations.

Arlington Heights, Illinois

Elgin, Illinois

Cole Harper, CPO

You can find Cole Harper at these CPO Locations.

Joliet, Illinois

Ana Woods, CFo

You can find Ana Woods at these CPO Locations.

Arlington Heights, Illinois

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Oak Lawn,
Illinois

Highland,
Indiana

Oak Brook,
Illinois

Oak Lawn,
Illinois

Oak Brook,
Illinois

Arlington Heights,
Illinois

Chicago - 87th,
Illinois

Arlington Heights,
Illinois

Arlington Heights,
Illinois

Rockford,
Illinois

Arlington Heights,
Illinois

Elgin,
Illinois

Joliet,
Illinois

Arlington Heights,
Illinois