Meet My Staff 2017-11-03T15:13:29+00:00

Paul Ziemba OTC, ATC, OA-C


Paul Ziemba OTC, ATC, OA-C joined Illinois Bone and Joint Institute and the private practice of Roger N Chams in 2011.  With over 18 years of sports medicine experience he brings a unique training to the practice.  Ziemba, became a certified Orthopedic Assistant in 2014, certified Orthopedic Technician in 2010 and certified Athletic Trainer from Butler University in 2001 with a B.S. in Education concentrated in Athletic Training. Ziemba is a retired emergency medical technician and is a certified Kinesio-Taping practitioner.

Prior to joining IBJI, Ziemba has served as the Head Athletic Trainer for local schools, Warren Township High School and North Shore Country Day. He served as the Head Athletic Trainer for the Chicago Fire Soccer Club from 2007 through 2009 and was instrumental in the organizations back to back conference final appearances in 2007 and 2008. Ziemba has also had the opportunity to serve on other professional medical staffs including; Cincinnati Reds Baseball, Toronto Blue Jays Baseball, Indianapolis Firebirds Arena Football, US Soccer federation and United States Olympic Medical Staff. Ziemba has also dedicated time with medical staffs and athletes from Northwestern University, Valparaiso University, Butler University, Lake Forest College, Chicago Bears Football, Illinois PGA, Nationwide Tour, USTA, Lake County Fielders Baseball, Big Ten Basketball Tournament and the Chicago Red Stars.

Ziemba is currently a member of the US Soccer Federations Medical Staff and most recently has traveled with the Men’s U-20 National Team to London England.  He has also had the opportunity to treat injured athletes throughout the world with teams that included the U-16 Girls, U-18 Boys, U-20 men’s, U-23 Wommen and Men’s National Beach Soccer team and the Men’s National Team during previous World Cup preperations. Mr. Ziemba was a member of the 2006 Men’s National Beach Soccer team that participated in the World Beach Cup Soccer tournament in Rio de Janeiro, Brazil.

In 2010, Ziemba was selected to the United States Olympic medical staff. He completed his Olympic rotation in Chula Vista, California. Medical coverage consisted of on-site clinical, and team practice/event coverage. Teams included: BMX cycling, track and field, archery, rugby, and rowing. Ziemba looks forward to representing his country and athletes in an upcoming Olympic Games.

As an Emergency Medical Technician, Ziemba worked with a private ambulance service within central Indiana. In additional to the normal tasks as an EMT, Ziemba worked with various athletic teams within the City of Indianapolis and assisted with overseeing emergent medical coverage for the Indiana Fever, Indiana Pacers and the Indianapolis Speedrome.

One of Ziemba’s most memorable moments was participating on the Valparaiso University Men’s Basketball team’s 1998 NCAA Sweet 16 tournament run. Ziemba and the 1998 team were inducted in the Valparaiso University Athletics Hall of Fame in February 2009.

Paul and his wife Lauren reside in Round Lake, Ill., with their sons, Owen, Graham and Bryant and his daughter Lucy.

Clinical and Surgical Responsibilities:

  • Clinical history and physical assessment, evaluation of laboratory and radiological/diagnostic studies, aspirations and injections, dictate/chart notes and summaries
  • Surgical pre-admission history and physical, patient education, institution of routine orders, transfer and discharge orders.
  • First and second assist in the execution of all orthopedic procedures and services not limited to reduction of fractures/dislocations, removal or excision of superficial orthopedic hardware, assist with digital/hematoma blocks and use of local anesthetics.
  • Application/removal of all types of traction, casts, splints, wound care treatment, sutures/staples

Surgical Privileges /Locations:

  • Lake Forest Hospital
  • Lake Forest Campus
  • Grayslake Campus
  • Hawthorne Surgery Center
  • Vernon Hills

Contact Information:

Office Location:

  • 720 Florsheim Drive Libertyville, IL 60048
  • 1275 E. Belvidere Rd Suite 150 Grayslake, IL 60030
  • 1919 Skokie Valley Rd Highland Park, IL 60035
  • 101 Waukegan Rd. Lake Bluff, IL 60044

Office Hours:

  • Monday – Grayslake 7a-1130a, pm Surgery
  • Tuesday – Libertyville 8am – 4pm
  • Wednesday – Surgery
  • Thursday – Libertyville 7am – 1130am, pm Surgery
  • Friday – Surgery

Contact Information:

Alesia Whitt MSN, APN, AGACNP-BC


Alesia is nationally certified as an Adult Gerontology Acute Care Nurse Practitioner by the American Nurses Credentialing Center.  She received her Bachelor of Science in Nursing at Illinois Wesleyan University and her Master of Science in Nursing from the University of Illinois at Chicago.

Office Location:

  • 1275 E. Belvidere Rd.  Grayslake, IL 60030
  • 720 Florsheim Drive.  Libertyville, IL 60048
  • 1919 Skokie Valley Rd.  Highland Park, IL 60035
  • 101 Waukegan Rd. Lake Bluff, IL 60044

Office Hours:

  • Monday – Grayslake 7am – 4pm
  • Tuesday – Libertyville 8am – 4pm
  • Wednesday – No office hours
  • Thursday – Libertyville 7am – 4pm
  • Friday – Libertyville 8am – 4pm

Contact Information:

Molly Uyenishi PA-C, MCMS


Molly is nationally certified as a physician assistant by the National Commission on Certification of Physician Assistants. She received her Bachelor of Arts in Biology from Colorado College in Colorado Springs, Colorado and her Master of Clinical Medical Science in Physician Assistant Studies from Barry University in Miami, Florida.

While at Colorado College, Molly was a Division I student-athlete competing on the Women’s Soccer team. She earned recognition from Conference USA on both the Academic Honor Roll as well as First Team All-Conference. Molly went on to play soccer professionally for QBIK in Karlstad, Sweden.

Combining her passion for soccer and medicine, she chose Orthopaedic Surgery as her specialty. She works with Dr. Chams in both the clinical and surgical setting, as well as on the field with the Chicago Red Stars of the National Women’s Soccer League and the Eclipse Select Soccer Club, one of the elite youth clubs in the Chicago area.

Office Location:

  • 1275 E. Belvidere Rd.  Grayslake, IL 60030
  • 720 Florsheim Drive.  Libertyville, IL 60048
  • 1919 Skokie Valley Rd.  Highland Park, IL 60035
  • 101 Waukegan Rd. Lake Bluff, IL 60044

Office Hours:

  • Monday – Grayslake 7am – 11am (Surgery PM Hours)
  • Tuesday – Libertyville 8am – 4pm
  • Wednesday – Libertyville 8am-11:30am
  • Thursday – Libertyville 7am – 11:30am (Surgery PM Hours)
  • Friday – No office Hours

Contact Information:

Dan Henrichs, MS, ATC, OTC


Dan Henrichs is a Certified Athletic Trainer and Certified Orthopedic Tech. Dan has been employed with IBJI and Dr. Chams since 2013. He received his Bachelors of Science in Athletic Training and his Masters of Science in Exercise Science from Western Illinois University. Dan has almost 20 years of sports medicine experience from working in physical therapy clinics to traveling with US Soccer Youth National Teams and is also currently employed by Athletico Physical Therapy providing athletic training services to Carmel Catholic High School. Dan is married to Katie Tilton and they have three children: Declan (6 yrs old), Cecilia (4yrs old), and Sean (3 yrs old).

Clinical and Surgical Responsibilities:

  • Takes patients medical histories
  • Performs physical examinations
  • Provides surgical assistance in the operating room
  • Performs wound care checks
  • Provides preoperative and postoperative education

Office Location:

  • 1275 E. Belvidere Rd Grayslake, IL 60030
  • 720 Florsheim Drive Libertyville, IL 60048
  • 1919 Skokie Valley Rd Highland Park, IL 60035
  • 101 Waukegan Rd. Lake Bluff, IL 60044

Office Hours:

  • Monday – Grayslake 7am – 12pm
  • Tuesday – Libertyville 8am – 11am
  • Wednesday – No office hours
  • Thursday – Libertyville 8am – 11am
  • Friday – No Office Hours

Contact Information:

Kyle Sullivan CST,CSFA


Kyle is a Nationally Certified Surgical Technologist and Nationally Certified Surgical First Assistant with 13 years’ experience in healthcare and 9 years’ experience in the Operating room. Kyle began his career as an EMT-B working with a private ambulance service in Illinois. After completion of the Surgical Technology Program at the College of Lake County, he joined Northwestern Lake Forest Hospital working as a Surgical Technologist.

Since joining Dr. Chams and Illinois Bone and Joint Institute, Kyle advanced his training in 2013 by becoming nationally board certified in surgical technology and surgical assisting. Kyle works closely with Dr. Chams assisting him within the operating room. Kyle holds active memberships in the Association of Surgical Technologists and the Association of Surgical Assistants.

Kyle is married (Lindsey) and has three boys. He enjoys spending time with his family, boating and Heavy Metal Music.

Surgical Responsibilities:

  • Performs history and physical assessment
  • Assists with aspirations and injections
  • Provides preoperative and postoperative education
  • First Assistant in surgery

Surgical Location/Privileges:

  • Northwestern Lake Forest
    1475 E. Belvidere Rd Grayslake IL
  • Northestern Lake Forest
    660 N Westmoreland Rd Lake Forest IL 60045
  • Hawthorne Surgery Center
    240 Center Dr Vernon Hills IL 60048
  • Advocate Condell
    801 S Milwaukee Ave Libertyville, IL 60048

Contact Information:

Monika Lenz, CCMA


Monika joined the practice of Dr. Chams in 2010 and is a certified medical assistant.  She serves as the workman’s compensation coordinator to Dr. Chams.  This direct link to the clinical office allows case managers and injured workers to receive individual and expedient care.  Dr. Chams understands the importance of the industrial athlete.  Getting each injured worker back safely and to full duties is of upmost importance.  Monika is also the contact person for IME’s and all legal matters.

Contact Information:

Stephanie Mejia, CCMA


Stephanie joined the medical staff of Dr. Chams in 2013 .She is a certified medical assistant and serves as the coordinator for clinical communication.Stephanie coordinates the scheduling / approval of viscosupplements,  diagnostic imaging, testing, disability forms, and peer to peer reviews for insurance.Dr Chams recognizes the importance of patients receiving test results as soon as possible.Stephanie assists in making sure these results are provided to the patient within 24-48 hours of completion.

Contact Information:

Tracy Knollenberg, CCMA


Tracy became the surgical office coordinator for Dr. Chams in 2006 and is a certified medical assistant. She maintains the surgeons schedule at Hawthorn Surgery Center, Northwestern Grayslake and Northwestern Lake Forest Hospital.During the scheduling of your procedure, she will assist in the smooth transition from pre-operative to postoperative care by providing each patient with the information and instructions necessary to ensure a successful surgery.

Contact Information: