Find a Top Orthopedic Surgeon Near Me in Mission Viejo, CA – Book an Appointment Instantly

Handpicked by Dr. Robert S. Bray Jr. to join DISC Sports & Spine Center, fellowship-trained orthopedic spinal surgeon, Grant D. Shifflett, MD, takes a patient-centered approach to care at his offices in Marina del Rey and Newport Beach, California. With vast experience in minimally invasive and complex reconstructive spinal surgeries, Dr. Shifflett strives to restore each patient's functionality and quality of life.

Using cutting-edge techniques, he takes an evidence-based approach to treat patients with a variety of spinal conditions, including scoliosis, stenosis, disc herniation, and degenerative disc disease. Whether Dr. Shifflett provides non-operative care such as stem cell injections or performs innovative procedures such as artificial disc replacement, he does so with compassionate care and understanding.

Dr. Shifflett received a bachelor’s degree in neuroscience from the University of Virginia before graduating with the highest distinction from the University of Southern California Keck School of Medicine. He completed an internship and residency at the Hospital for Special Surgery, affiliated with New York - Presbyterian Healthcare System and Weill Cornell Medical College.

After venturing on a traveling fellowship to Japan, Dr. Shifflett returned to the United States and completed a minimally invasive and complex spinal surgery fellowship at Rush University. There, he learned microsurgical techniques, focusing on outpatient, fusion, and non-fusion procedures for the cervical, thoracic, and lumbar spine.

Highly recognized in the field of spinal surgery, Dr. Shifflett has presented at numerous conferences, written multiple medical journal articles, and received a variety of grants and awards for cutting-edge research and clinical studies.

Dr. Jawad Khan is an orthopedic surgery–trained hand surgeon specializing in the diagnosis and treatment of hand, wrist, and elbow conditions. He combines advanced surgical expertise with a patient-centered approach to help individuals return to work, sport, and daily life with confidence.

Darren L. Bergey, MD, is a talented Spine and Orthopedic Surgeon at Executive Medical and Surgical Associates. Dr. Bergey provides high quality and personalized care to all his patients from two offices in Colton and Costa Mesa, California.

He completed additional spine surgery fellowship training at Cedars Sinai Institute for Spinal Disorders in Los Angeles.

Dr. Bergey has provided patient evaluations and surgical treatments from his office in Colton since 2005. He has been at the forefront of his field using restorative therapies.

He is experienced in the use of peptides, and PRP injection therapies, autologous bone marrow aspirate concentrate procedures, and alternative therapies. Many patients use these alternative restorative therapies to avoid surgery.

Dr. Bergey has vast knowledge in the industry, specializing in spine and orthopedic surgery, minimally invasive techniques, and endoscopic and disc replacement surgeries.

Dr. Bergey welcomes all patients to Executive Medical and Surgical Associates offices and looks forward to serving them.

Samuel Bederman, MD, is an accomplished orthopedic spine surgeon offering a wide variety of services at RESTORE Orthopedics and Spine Center in Orange, California. The practice specializes in adult and pediatric scoliosis, minimally invasive spinal surgery, robotic spine surgery, and complex revision cervical, thoracic, and lumbar surgery.

Dr. Bederman treats patients of all ages with developmental and degenerative spinal deformities. The practice also welcomes people who have spine conditions caused by trauma, who need support after surgery, or who have cancer-related conditions.

Dr. Bederman is an expert in his field, having authored nearly 40 peer-reviewed journal articles and 10 book chapters. He’s given numerous scientific presentations nationally and internationally. He also trains orthopedic surgeons in robotic spine surgery, a field he pioneered.

The wide variety of treatments and prevention methods offered by Dr. Bederman and his staff help improve your quality of life. Men and women in need of compassionate and individualized care for their spine issues can call RESTORE Orthopedics and Spine Center or set up a consultation using this website.

Kushagra Verma, MD, MS, FAAOS, is a board-certified orthopedic spine surgeon at Advanced Spine Care in Los Alamitos and Marina Del Rey, California. He is fellowship-trained in complex spine surgery and has many years of experience. He offers surgery when it’s the best option to ensure the highest quality of life for his patients.

Dr. Verma earned a bachelor’s degree in biomedical engineering from Cornell University School of Engineering in Ithaca, New York, and a master’s degree in molecular biology from the NYU Graduate School of Arts & Sciences in New York City. He completed medical school at NYU School of Medicine in New York City.

Dr. Verma also completed an orthopedic surgery residency at Thomas Jefferson University’s Rothman Institute in Philadelphia, Pennsylvania, and an adult and pediatric spine fellowship (with a focus on spinal deformities) at the University of California at San Francisco. 

Dr. Verma has been recognized many times for his expertise. He was selected by The Leading Physicians as a Top Orthopedic Surgeon of the Spine. He also received the Top Doctor Award in Los Alamitos and numerous other professional recognitions for his excellence. 

Dr. Verma is an experienced college educator with experience at the University of Washington in Seattle, Long Beach Memorial in Long Beach, California, and the Western University of Health Sciences in Pomona, California. 

He specializes in treating spinal anomalies, including spinal stenosis, scoliosis, spondylolisthesis, disc herniation, and flatback syndrome. Dr. Verma is a member of the American Academy of Orthopaedic Surgeons (AAOS) and the Scoliosis Research Society (SRS). He has contributed to nearly 50 peer-reviewed publications. 

Dr. Verma spends as much time as patients need to ensure they feel heard with all of their questions addressed. He fully explains their diagnoses, thoroughly reviews all imaging results, and discusses detailed treatment options — always giving patients a voice in their treatments. He uses the latest technological advances and procedures to ensure long-lasting outcomes.

Dr. Verma welcomes new and existing patients to Advanced Spine Care and looks forward to optimizing their spinal health and overall quality of life.

Remi Ajiboye, MD is a Board-Certified Spine Specialist trained in surgical and non-surgical management of spine conditions. He has advanced fellowship training in Minimally-Invasive Spine Surgery and Complex Spinal Reconstruction for conditions involving the cervical, thoracic and lumbar spine.

He completed his undergraduate studies at UC Berkeley, followed by medical school at UC San Francisco, and an Orthopaedic surgery residency at UCLA (where he served as Chief Resident). He then completed a minimally-invasive spine surgery and spinal reconstruction fellowship training at Stanford University, where he also served as a Clinical Instructor.

Dr. Remi Ajiboye is dedicated to research and keeps up with the newest technologies while contributing his own expertise to the field of spine management. He has authored more than 40 papers and book chapters and has presented his findings at numerous national and international seminars. 

Dr. Remi Ajiboye's treatment philosophy is to use the least-invasive means possible to help relieve pain and improve a patient’s quality of life.

Dr Remi Ajiboye offers state-of-the-art surgical and nonsurgical spine solutions to the Torrance, El Segundo, and Long Beach California, communities at his practices, and serves the surrounding areas of South Bay, Manhattan Beach, Hermosa Beach, Redondo Beach, Rancho Palos Verdes, Rolling Hills, Lomita, San Pedro, Carson, Lawndale, Gardena, Hawthorne, Santa Monica, Marina Del Rey, Culver City, Inglewood, Ladera Heights, South Gate, Lynwood, Compton, Los Alamitos, Westminster, Garden Grove, Lakewood, Cerritos, Bellflower, Downey, Paramount, Bellflower, Norwalk, Whittier, Santa Fe Springs, Anaheim, Santa Ana, Orange, Tustin, Fullerton, Seal Beach, Huntington Beach, Newport Beach, and greater Los Angeles county and Orange County as well. As an orthopedic surgeon, he specializes in minimally invasive spine surgery for all spinal conditions in addition to spine reconstruction for complex spine problems such as scoliosis and patients that have had previous spine surgery.

Dr. Shaun E. Chandran, MD, is a fellowship-trained, board-certified orthopaedic surgeon based in Torrance, California, specializing in joint reconstruction, robotic-assisted joint replacement, sports medicine, and general orthopaedics. With advanced training at some of the nation's most prestigious medical institutions, Dr. Chandran brings exceptional expertise and compassionate, conservative care to his patients at Chandran Orthopaedic Surgery.

Dr. Chandran earned his undergraduate degree from Cornell University before completing his medical degree at New York Medical College. He then completed his orthopaedic surgery residency at Stanford University, followed by a highly specialized hip and knee replacement fellowship at Massachusetts General Hospital — one of the top orthopaedic programs in the country.

Dr. Chandran is highly skilled in robotic-assisted total knee and total hip arthroplasty, utilizing the latest robotic surgical technology to deliver precise, personalized joint replacements with improved accuracy and faster recovery times. In addition to joint reconstruction, he performs a comprehensive range of sports medicine procedures, including arthroscopic rotator cuff repair and knee arthroscopic surgery, helping athletes and active patients return to the activities they love.

In addition to his clinical practice, Dr. Chandran serves as an Assistant Clinical Professor of Orthopaedic Surgery at the University of California, Los Angeles (UCLA), where he contributes to the education and training of the next generation of orthopaedic surgeons.

Dr. Chandran is board certified by the American Board of Orthopaedic Surgery and holds active licensure in California (License No. A97423). He is a proud member of the American Association of Hip and Knee Surgeons (AAHKS) and several other distinguished professional organizations.

He is affiliated with Little Company of Mary Hospital Torrance and Torrance Memorial Medical Center, allowing him to provide seamless, high-quality care across leading South Bay area facilities.

• Undergraduate: Cornell University
• Medical School: New York Medical College
• Residency: Orthopaedic Surgery, Stanford University
• Fellowship: Hip & Knee Replacement, Massachusetts General Hospital

• Robotic-Assisted Total Knee Arthroplasty
• Robotic-Assisted Total Hip Arthroplasty
• Hip and Knee Reconstruction / Joint Replacement
• Arthroscopic Rotator Cuff Repair
• Knee Arthroscopic Surgery
• Sports Medicine Procedures
• General Orthopaedics
• Conservative Orthopaedic Care

• Board Certification: American Board of Orthopaedic Surgery
• Professional Memberships: American Association of Hip and Knee Surgeons (AAHKS)
• Hospital Affiliations: Little Company of Mary Hospital Torrance; Torrance Memorial Medical Center
• Academic Appointment: Assistant Clinical Professor of Orthopaedic Surgery, UCLA

About My Practice

Nathanael Heckmann, MD, is a joint replacement surgeon who treats patients in Los Angeles, Glendale, Pasadena, and throughout California. He is also the director of arthroplasty research and is an associate professor in the Department of Orthopaedic Surgery at the University of Southern California’s (USC) Keck School of Medicine.

Dr. Heckmann received his undergraduate degree in biochemistry and philosophy at the University of California, Los Angeles (UCLA), and his medical degree at the University of California, Irvine (UCI). He completed an internship and residency in orthopaedic surgery at USC, and a fellowship in adult reconstruction at Rush University Medical Center in Chicago, Illinois.

In addition to performing surgery, Dr. Heckmann actively conducts research and has published over 250 peer-reviewed research papers, 17 book chapters, and has presented his research over 360 times as podium and poster presentations at national and international orthopaedic surgery conferences. He is a member of The Knee Society and The Hip Society, and holds leadership positions at the American Association of Hip and Knee Surgeons (AAHKS) and the American Academy of Orthopaedic Surgeons (AAOS).

Dr. Heckmann offers a wide range of treatment options, from nonsurgical and minimally invasive techniques, to more extensive surgical procedures including revision arthroplasty when necessary. Using state-of-the-art surgical technologies, Dr. Heckmann's services are at the forefront of orthopedic advances. They include robotic-assisted surgery and computer-navigation for select knee and hip replacement surgeries.  

Patients who partner with Nathanael Heckmann, MD, benefit from leading orthopedic care when they need it most. Call the practice or book an appointment online today.

Keck Medicine Provider

Keck Medicine Faculty

Dean Matsuda, MD is a board-certified orthopedic surgeon and one of the top hip arthroscopy specialists in the world. His practice at Premier Hip Arthroscopy in Marina Del Rey, California, is fully dedicated to arthroscopic surgeries of the hip and pelvis. Not only does Dr. Matsuda treat patients throughout the Los Angeles region, his two convenient Locations near Los Angeles International Airport (LAX) enables easy access for his national and international patients.

Dr. Matsuda uses his extensive 30+ years of experience and surgical skills to perform state-of-the-art minimally invasive procedures to help get his patients back to their active lifestyles, whether professional athlete or weekend warrior.

Dr. Matsuda has developed many innovative surgeries and instruments that have changed the way minimally invasive hip surgery is performed worldwide. He has authored the multimedia instructional program on Hip Arthroscopy for the American Academy of Orthopaedic Surgeons (AAOS), teaches and performs surgical demonstrations at top national and international venues, and is a prolific researcher and senior member of the MASH Hip Arthroscopy national study group.

Dr. Matsuda obtained his medical degree at the University of California at Davis, earning top Alpha Omega Alpha honors. He completed his internship and orthopedic surgical residency at the prestigious Harbor-UCLA Medical Center in Los Angeles.

He is an active member of the AAOS, where he was chairman of Sports Medicine, and now serves on the AAOS Hip committee. He is an educational committee member for the International Society for Hip Arthroscopy (ISHA) and is on the editorial board of Orthopedics Today, the largest orthopedic newspaper. He also teaches regularly as a member of the Arthroscopy Association of North America and the Western Orthopaedic Association.

Dr. Matsuda has volunteered for over 25 years with Orthopaedics Overseas, is the Director of their Travelling Fellowship Program, and also volunteers with the Alliance of Jamaican and American Humanitarians (AOJAH).

As a former football running back, Dr. Matsuda understands the goals and unique needs of the athlete. Moreover, he enjoys running, golf, surfing, and spear fishing which keeps him in synch with his active patients. Dr. Matsuda has experience from both sides of the scalpel, having had hip arthroscopies for both of his own hips. This gives him a truly unique insight into what his patients experience which is exceeded only by his skills and compassion as a world-renowned hip surgeon.

Dr. Eidt is a highly specialized, double board-certified orthopaedic surgeon with expertise in both Orthopaedic Sports Medicine and General Orthopaedic Surgery. He is an expert in treating sports-related injuries, particularly those involving complex shoulder, elbow, knee, and ankle conditions, with a focus on arthroscopic management.

He attended the military medical school, Uniformed Services University in Bethesda, MD, where he was elected to the national medical honor society, Alpha Omega Alpha (AOA). He earned his undergraduate degree in economics with a minor in chemistry from Skidmore College in Saratoga Springs, NY. Dr. Eidt served 16 years in the U.S. Army, providing care for both adult and pediatric patients with complex traumatic injuries. He was deployed multiple times, including a year stationed along the 38th parallel at the DMZ in South Korea. He also served in combat with the 173rd Airborne Division and the 2nd Forward Surgical Team (FST) at a forward operating base in Afghanistan, with additional assignments at military hospitals in Kandahar and Bagram. For his exceptional care of both military and civilian casualties under combat conditions, Dr. Eidt was awarded the Bronze Star.

After completing his military service, Dr. Eidt relocated with his family to Southern California and joined South Orange County Orthopaedics as a partner, where he continues to practice today. He was also one of the early contributors to the development of the orthopaedic sports medicine community in the region, helping to expand access to specialized care for athletes and active individuals. When he's not in clinic or the operating room, he serves as a consultant and team physician for St. Margaret's Episcopal School's lacrosse team and San Juan Hills High School football. Previously, he supported Trabuco Hills High School and JSerra Catholic High School in the same capacity. He has also served as team physician for the U.S. Army 2nd Infantry Division's wrestling tournaments, along with numerous other local and regional athletic events.

Dr. Nicholas Stekas is a fellowship-trained orthopaedic surgeon specializing in sports medicine, arthroscopic surgery, and the care of shoulder, knee, and hip conditions. He provides both operative and non-operative treatment for athletes and active individuals of all ages, with a focus on helping patients return to the activities they love.

He completed his Orthopedic Sports Medicine Fellowship at Kaiser Permanente Orange County in Irvine, CA, following his Orthopedic Surgery Residency at SUNY Downstate Medical Center in New York City and medical degree at Rutgers New Jersey Medical School. In addition to his training, Dr. Stekas has published extensively in leading orthopaedic and spine journals and contributed chapters to textbooks on musculoskeletal disorders and spine surgery.

Dr. Samuel W. Park is a board-certified orthpaedic surgeon who specializes in hip and knee arthroplasty. Dr. Park is a Harvard Fellowship-trained orthopaedic surgeon, and the first surgeon on the West Coast to utilize robotic technology for knee arthroplasties. The combination of Dr. Park's extensive surgical experience and innovative robotic resources ensures a higher recovery rate while minimizing post-operative infection reports. Dr. Park also serves as the Medical Director of the Joint Replacement Department at Providence Mission Hospital. Given his in-depth clinical knowledge and extensive surgical experience with robotic technology, he serves as a mentor to orthopaedic surgeons who wish to learn more about the use of robotics. Dr. Park averages approx. 600 surgeries per year, which include: Minimally invasive joint replacements Anterior total hip arthroplasties Partial knee replacements Total knee replacements 

Dr. Samuel W. Park is a Southern California native and grew up in the city of La Canada Flintridge. When not in OR, you are most likely to find him outdoors, tracking down his lost golf balls or with a fishing pole in hand. 

Joint Surgery Post-Op

List of Procedures and Conditions

Stepan Kasimian, M.D., is an orthopaedic surgeon with specialty training in complex spinal reconstruction and minimally invasive spine surgery. His primary interests include degenerative spine disease and spinal deformity. He has extensive experience in treating multiple spine disorders including disc herniations, spinal stenosis, spondylolisthesis, kyphosis, scoliosis, tumors, and spinal trauma in the cervical, thoracic, and lumbar spine.

Dr. Kasimian received his undergraduate degrees in Microbiology & Molecular Genetics and History from the University of California, Los Angeles. He completed his internship and residency in orthopaedic surgery at the Los Angeles County-USC Medical Center. After residency, Dr. Kasimian obtained further training in complex spinal reconstruction surgery at Cedars-Spinal Medical Center, Institute for Spinal Disorders.

Dr. Kasimian has presented his research at the International Meeting on Advanced Spine Techniques and has written a chapter on endoscopic thoracic disc herniations in a prominent spine textbook.

He is a member of the American Medical Association, Alpha Omega Alpha Honor Society, North American Spine Society, and the American Academy of Orthopedic Surgeons. In order to better serve his patients, his practice is located in Beverly Hills, Glendale, and Rancho Cucamonga and he maintains privileges in numerous hospitals including Cedars-Sinai Medical Center and Glendale Adventist Medical Center.