Dr. Mark S. Duffield

Nicolas Bonnaig is a Sports Medicine specialist and an Orthopedics provider in Marietta, Georgia. Dr. Bonnaig is rated as an Advanced provider by MediFind in the treatment of Calcium Pyrophosphate Arthritis. His top areas of expertise are Osteoarthritis, Tendinitis, Bursitis, Decerebrate Posture, and Hip Replacement. Dr. Bonnaig is currently accepting new patients.

If your health insurance plan is not on our list, please contact our office directly to confirm your health plan is in network. If your insurance requires a referral please call our office at 770-502-2175 option 1 to assist you with getting a referral from your PCP. Dr. Gruber is rated as an Advanced provider by MediFind in the treatment of Calcium Pyrophosphate Arthritis. His top areas of expertise are Osteoarthritis, Bowlegs, Knock Knees, Tendinitis, and Hip Replacement.

"Richard B. Johnston, M.D., is board certified by the American Board of Orthopaedic Surgery and is an American Academy of Orthopaedic Surgeons Fellow. Dr. Johnston is fellowship trained in sports medicine. His specialties are orthopaedic surgery, arthroscopic shoulder and knee surgery and sports medicine. Areas of Expertise Sports Medicine Shoulder Arthroscopy Knee Surgery Board Certification American Board of Orthopaedic Surgery American Academy of Orthopaedic Surgeons, Fellow Education Fellowship: Oasis Sports Medicine and Arthroscopy, San Diego, CA, 1995, Sports Medicine Fellowship Residency: Emory University Affiliated Hospitals, Atlanta, GA, 1994, Orthopaedic Surgery Residency Internship: Emory University Affiliated Hospitals, Atlanta, GA, 1990, General Surgery Internship Medical Degree: Vanderbilt University Medical School, Nashville, TN, 1989, Doctor of Medicine Undergraduate Degree: Vanderbilt University, Nashville, TN, 1985, Bachelor of Science Professional Memberships American Academy of Orthopaedic Surgeons American Orthopaedic Society for Sports Medicine Atlanta Orthopaedic Society Georgia Orthopaedic Society Hughston Society Medical Association of Georgia Appointments Clinical Instructor of Orthopaedics, Emory University Community Involvement Dr. Johnston's training and expertise in sports medicine have kept him actively involved in many community and professional organizations. Dr. Johnston is a Clinical Instructor of Orthopaedics at Emory University Medical School. He has served as an associate team physician for the Atlanta Falcons, an assistant orthopaedic team physician for the San Diego Chargers football team, and an assistant team physician for the professional International Hockey League. He was an orthopaedic sports medicine physician treating athletes in the Olympic Village during the 1996 Summer Olympic Games and Paralympic Games in Atlanta, Georgia. He has served as a sideline physician for the USA Women's Soccer Team. He has also served as sideline physician for the college football Chick-fil-A Kickoff Game and Chick-fil-A Peach Bowl, and as a physician for the professional tennis players at the annual BB&T Tennis Atlanta Open. He is also the team physician for Chattahoochee High School and other local high schools. Honors / Recognition Been named one of ""America's Top Surgeons"" numerous times, most recently 2012. Been recognized as one of the Top Doctors in Atlanta Orthopaedics and Sports Medicine in 2001. Insurance Plans Accepted Aetna, BCBS, Champus Tricare, Cigna, Coventry, Humana, Medicare, United Healthcare and many others. Please contact physician office for additional plans covered.". Dr. Johnston is rated as an Advanced provider by MediFind in the treatment of Calcium Pyrophosphate Arthritis. His top areas of expertise are Tendinitis, Bursitis, Osteoarthritis, and Tenosynovitis.