Our Team

Brody A. Flanagin, MD

Orthopedic Surgery
Brody Flanagin, MD is a board-certified orthopaedic surgeon specializing in arthroscopic, reconstructive, and replacement surgery of the shoulder and elbow.

He has a particular interest in complex arthroscopic and open reconstructive and replacement surgery of the shoulder as well as treatment of fractures involving the shoulder. Dr. Flanagin earned his medical degree at the University of Chicago Pritzker School of Medicine before completing his residency in orthopaedic surgery at the Yale University School of Medicine. He then completed a fellowship in Shoulder & Elbow surgery in Dallas at the Carrell Clinic/Baylor University Medical Center. Following his fellowship, Dr. Flanagin spent additional time with Dr. Gilles Walch and Prof. Pascal Boileau in France before starting his practice learning advanced shoulder reconstructive techniques.

Dr. Flanagin treats patients of all ages and levels of activity who are trying to overcome traumatic and degenerative injuries involving the shoulder and elbow. Dr. Flanagin believes in providing personal and compassionate care which is tailored specifically in order to meet the individual needs of his patients and help them achieve an active, pain-free lifestyle. He is an active fellow of the American Academy of Orthopaedic Surgeons and member of the Arthroscopy Association of North America (AANA) and American Shoulder & Elbow Surgeons (ASES). He is the author of many peer-reviewed scientific papers and book chapters and has presented at national meetings.

Paul Ghattas, DO

Orthopedic Surgery
Dr. Paul Ghattas is a fellowship-trained orthopedic surgeon who specializes in arthroscopic procedures of the shoulder, elbow, and knee.

He has been in practice in the Dallas, Texas area since 2016, and is the director of shoulder and elbow surgery at Star Orthopedics and Sports Medicine. Dr. Ghattas is widely considered as an expert in reconstructive and arthroscopic surgery of the upper extremity.

Dr. Ghattas completed his medical school at Nova Southeastern University in Ft. Lauderdale, Florida. He then completed his orthopedic surgery training in Tennessee at the Wellmont/Lincoln Memorial University Orthopedic Residency Program. During his residency he trained at multiple nationally recognized institutions including: Cincinnati Children’s Hospital, the Hughston Clinic, and the University of South Florida. After residency, Dr. Ghattas completed a subspecialty fellowship at the prestigious WB Memorial Carrell Clinic here in Dallas, Texas. Dr. Ghattas has published numerous book chapters and scientific papers in peer‐reviewed journals including The American Journal of Orthopedics (AJO), Reconstructive Review, and Orthopedic Journal of Sports Medicine (OJSM). Most recently he has published book chapters on the Latarjet Procedure, History of Reverse Total shoulder, and the Superior Approach to the Shoulder.

His research has been presented at numerous regional and national conferences, including the AOAO annual meeting, and Tennessee Orthopedic Society. During his training Dr. Ghattas has served as an ancillary sports medicine physician for the SMU Mustangs and the Dallas Mavericks. He has received a number of prestigious awards and honors, including Sigma Sigma Phi National Honor Society, and the Cecil B. Hall Academic Scholar Award.

John Heinrich, MD

Orthopedic Surgery
Dr. John Heinrich practices general orthopedics with an emphasis on sports medicine and arthroscopic procedures as well as joint replacement of both the shoulder and knee.

His particular interests include treatment of ligament injuries of the shoulder and knee. He specializes in cartilage restoration and repair. He also specializes in knee and shoulder arthritis and does joint replacement of the shoulder and knee as well as partial and minimally invasive knee replacement surgery.

After graduating from Southern Methodist University, Dr. Heinrich attended medical school at the Indiana University School of Medicine where he was awarded the Raymond Nicholson Scholarship for academic excellence. His post-graduate training includes a Surgical Internship and an Orthopedic Residency at the University of Texas Southwestern Medical Center in Dallas. Dr. Heinrich completed a Sports Medicine Fellowship at Methodist Sports Medicine/Indiana University in Indianapolis. During his fellowship, he was team physician for Indiana State University and a member of the Indianapolis Colts medical staff. In addition, he also served as a consultant for the NFL combine for the 2009 NFL draft. His research interests include cartilage injuries of the knee and imaging modalities for evaluating ligamentous injuries of the wrist. He is a member of the American Academy of Orthopedic Surgeons, the American Orthopedic Society for Sports Medicine, and the Arthroscopic Association of North America.

Adam Kouyoumijian, DO

Orthopedic Surgery
Dr. Kouyoumijian received his undergraduate degree from the University of Rochester in New York.

He earned his medical degree with honors from the Chicago College of Osteopathic Medicine. He completed his orthopedic surgical residency at North Shore University Hospital in New York, graduating with the distinction of chief resident.

Dr. Kouyoumijian is a board-certified and fellowship trained orthopedic surgeon who specializes in sports medicine and arthroscopic and reconstructive surgery of the shoulder, knee, hip, elbow and ankle. He also performs minimally invasive total joint replacement surgery. In addition, he also utilizes Computer Navigation technology during his total knee and hip replacement surgeries for the most precise reconstruction of normal joint anatomy. (please note: Computer Navigation technology is only available at some healthcare facilities, please discuss with Dr. K and his staff prior)

Dr. Kouyoumijian is a member of the American Academy of Orthopedic Surgeons, the Arthroscopy Association of North America, Texas Society of Sports Medicine and the Collin County Medical Society. He serves as a clinical instructor for advanced arthroscopic surgery for the Arthroscopy Association of North America, and also supports the American Board of Orthopedic Surgeons as an official examiner for the Orthopedic Board Certification Exam.

Dr. Kouyoumijian also has a long standing history as the team physician for Liberty High School of Frisco.

Karim Meijer, MD

Orthopedic Surgery
Dr. Meijer is an orthopaedic surgeon specialized in sports medicine and arthroscopic surgery of the shoulder, elbow, and knee.

He received his fellowship training at the internationally known Andrews Institute in Gulf Breeze, Florida under the guidance of Dr. James R. Andrews. During his fellowship, Dr. Meijer was involved in team coverage for the Washington Redskins, Auburn Tigers Football Team, Pensacola Blue Wahoos Baseball Team (affiliate of the Cincinnati Reds), and many local high school teams. Working with Dr. Andrews and the many talented physicians at the Andrews Institute, Dr. Meijer learned both the clinical and operative skills necessary to treat athletic injuries. Specifically, he specializes in Ulnar Collateral Ligament reconstruction of the elbow (“Tommy John Surgery”), ACL reconstruction, and shoulder instability.

Richard D. Rhodes, Jr., MD

Orthopedic Surgery
Richard Rhodes, MD specializes in arthroscopic and reconstructive surgery of the shoulder, knee and hip. Dr. Rhodes is board certified in Orthopedic Surgery and Sports Medicine.

Dr. Rhodes attended UT Southwestern Medical School and completed his residency at the Fort Wayne Medical Education Program in Fort Wayne, Indiana. Upon completing his residency, Dr. Rhodes served in the military as Chief of Orthopedics for the Sixth Air Mobility Wing and U.S. Special Operations Command. He trained with two of the country’s top shoulder surgeons and provided advanced treatment for Green Berets, Navy Seals, Marine Force Recon and Air Force Special Operations. He also served as team physician for the Special Operations Parachute Demonstration Team.

Dr. Rhodes has served as team physician for multiple professional and amateur sports in DFW. Dr. Rhodes has cared for athletes from the WNBA, Texas Revolution, Dallas Jr Stars, WTA tennis, MMA, Professional Crossfit, and countless high school, college and amateur athletes.

Having attended undergrad at Texas A&M University, he loves cheering on the Aggies with his wife and two young children. He’s also a fan of Texas high school sports, the Texas Rangers and the Dallas Cowboys. In his spare time, Dr. Rhodes enjoys volunteering with youth, golfing and target shooting.

Daniel Worrel, MD

Orthopedic Surgery
A native Texan, Daniel A. Worrel, MD, joined the Carrell Clinic™ in 2005.

Dr. Worrel completed his undergraduate studies at Southern Methodist University on academic scholarship where he played on the varsity soccer team until sidelined by his own orthopedic injuries. He graduated with Honors in the Liberal Arts with a degree in Biomedical Engineering. Dr. Worrel is the head team physician for the Dallas Mavericks Basketball team and the assistant team physician for Southern Methodist University.

Dr. Worrel graduated from the University of Texas Southwestern Medical School in Dallas, where he was also an Iatros award finalist his senior year. Dr. Worrel completed his internship in General Surgery at University of Florida, Gainesville, Florida. Dr. Worrel completed his residency at the University of Florida where he participated in the care of the Florida Gators. He served as Academic and Chief Resident in Orthopedics and Rehabilitation. Dr. Worrel completed a traveling fellowship in elbow surgery with the Mayo Clinic in Rochester, Minnesota with Dr. Bernard Morrey, world-renowned expert in elbow surgery, as well as a traveling fellowship in shoulder and elbow surgery/sports medicine with the Kerlan-Jobe Clinic and the University of Southern California in Los Angeles, California.

Dr. Worrel’s interests include disorders of the elbow, shoulder, and knee. He performs arthroscopic surgery, reconstructive (ligament reconstruction and instability) surgery, as well as arthroplasty (joint replacement). He treats sports injuries and fractures of the upper extremity. In addition to treating the athletes of the Dallas Mavericks and SMU, Dr. Worrel treats athletes at all levels. He has provided coverage for The Byron Nelson Classic since 2006, The Cotton Bowl, as well as professional rodeo, baseball, and hockey.

Dr. Worrel has a special interest in treating disorders of the elbow. He performs minimally invasive repairs of biceps ruptures as well as arthroscopic treatment of degenerative, stiff, or traumatized elbows. He also performs ligament reconstruction of the shoulder, elbow, and knee. Dr. Worrel believes very strongly in the importance of an open and honest patient-physician relationship and feels knowledgeable patients make the best decisions about their own treatment. Dr. Worrel feels it is his responsibility to make sure patients are well informed about their conditions and the multiple choices of treatment.

Dr. Worrel has medical staff privileges at North Central Surgical Center, Baylor University Medical Center, and Presbyterian Hospital of Dallas.

Dr. Worrel is a member of the American Academy of Orthopedic Surgeons, Arthroscopy Association of North America, member of the American Medical Association, as well as member of both the Texas Medical Association and Dallas County Medical Society. Dr. Worrel is married with two daughters and enjoys golf, hunting, and his two Labrador retrievers.