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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.

Ramin Rabbani, MD, is a board-certified orthopedic surgeon with a subspecialty as a fellowship-trained spine surgeon. He provides comprehensive spine and orthopedic care to patients in Los Angeles at Rabbani Orthopedic Spine Institute in Marina del Rey, California.

At Rabbani Orthopedic Spine Institute, his patients have access to a full range of treatments for back pain, neck pain, herniated discs, sciatica, shoulder pain, knee pain, and other orthopedic and spine conditions. Dr. Rabbani is known for his expertise in microscopic and minimally invasive spine surgery, and his patients also benefit from cutting-edge therapies.

After graduating magna cum laude with a Bachelor of Science in physiological sciences from the University of California, Los Angeles, Dr. Rabbani earned his medical degree at the University of California San Diego School of Medicine, where he graduated in the top 15% of his class.

Dr. Rabbani then completed his orthopedic surgery residency at New York Medical College. As a resident, he trained at nationally-recognized hospitals including Westchester Medical Center, Saint Vincent’s Hospital, Hospital for Special Surgery, and NYU Hospital for Joint Diseases. He finished his training with a spine surgery fellowship at the prestigious Cedars-Sinai Institute for Spinal Disorders.

Board certified by the American Board of Orthopedic Surgery, Dr. Rabbani has completed research for various orthopedic and spine conditions.

Dr. Rabbani is in network for Cigna, Medicare, Aetna, Health Net, and Anthem Blue Cross.

ABOUT DR. THOMAS KREMEN

Thomas J. Kremen, MD is a board-certified orthopedic surgeon with advanced subspecialty training in Sports Medicine and Shoulder Surgery. He cares for patients of all activity levels—from professional athletes to individuals simply looking to stay active and pain-free.

Dr. Kremen has extensive experience as a team physician at the highest levels of sport. He has worked with organizations across the country and internationally, including Duke University Athletics, U.S. Men’s National Team Soccer, LA Galaxy, USA Basketball, and the U.S. Olympic Swimming Team. He currently serves as a team physician for UCLA Athletics, the South Bay Lakers, the Los Angeles Lakers, and the Los Angeles Chargers.

While he has helped elite athletes perform at their peak, Dr. Kremen brings that same level of care and attention to every patient he treats. His focus is simple: help you recover efficiently, restore function, and get back to the activities that matter most to you.

Dr. Kremen specializes in treating shoulder and knee injuries, as well as a wide range of sports-related and overuse conditions. He combines advanced surgical techniques with the latest evidence-based, non-surgical treatments to create individualized care plans. Just as importantly, he emphasizes injury prevention—helping patients reduce the risk of future problems.

In addition to his clinical work, Dr. Kremen is a federally funded clinician-scientist actively involved in research aimed at improving how soft tissues—such as tendons, ligaments, and cartilage—heal after injury. This work allows him to deliver elite care today while building the therapies of tomorrow—helping patients recover faster, perform better, and stay active longer.

Dr. Kremen earned his undergraduate degree from the University of California, Santa Barbara, where he was captain of the NCAA Division I men’s swimming team. He received his medical degree from the David Geffen School of Medicine at UCLA and completed his orthopedic surgery residency at UCLA. He then pursued advanced fellowship training in Sports Medicine and Shoulder Surgery at Duke University.

After several years helping build the orthopedic program at Cedars-Sinai Medical Center, Dr. Kremen returned to UCLA, where he is now a full-time faculty member.

He remains actively involved in advancing the field through research, publications, and national presentations, and maintains memberships in leading professional organizations, including the American Academy of Orthopaedic Surgeons, the Arthroscopy Association of North America, and the American Orthopaedic Society for Sports Medicine.

Dr. Kremen’s approach is straightforward: combine leading-edge expertise with thoughtful, individualized care to help every patient move better, feel better, and return to the life they enjoy.

Mehul Taylor, MD, is a board-certified orthopedic surgeon at Valley Orthopedic Institute in Palmdale and Ridgecrest, California. In addition to treating male and female patients of all ages who have general orthopedic issues, Dr. Taylor specializes in diagnosing and treating athletic injuries and arthroscopic surgeries.

Dr. Taylor has firm roots in Southern California, having grown up in the San Fernando Valley in Los Angeles County and graduated from Calabasas High School in Calabasas. Dr. Taylor earned his Bachelor of Science in physiological sciences at the University of California, Los Angeles (UCLA). 

Dr. Taylor then earned his medical degree at Chicago Medical School in North Chicago, where he graduated with honors in 2002. He was also elected to the noted Alpha Omega Alpha medical honor society.

Next came an orthopedic residency at the Baylor College of Medicine in Houston, Texas, before Dr. Taylor traveled to Minnesota for the University of Minnesota’s sports medicine fellowship program. There, he received advanced training in arthroscopic surgery and served as an assistant team physician for the university’s football team.

Dr. Taylor is affiliated with two hospitals where he also treats patients: Antelope Valley Hospital in Lancaster and Palmdale Regional Medical Center in Palmdale.

Anand Shah, MD, is a board-certified orthopedic surgeon and board-certified orthopedic hand surgeon and the owner of Valley Orthopedic Institute in Palmdale and Ridgecrest, California. In addition to treating patients of all ages with general orthopedic problems, Dr. Shah specializes in hand and upper extremity trauma and reconstruction.

Opening the doors to Valley Orthopedic Institute marked a homecoming for Dr. Shah, who went to Quartz Hill High School in Lancaster, California, which is just a few minutes away from Palmdale in the Antelope Valley. 

Dr. Shah graduated from the University of California, San Diego with a Bachelor of Science in physiology and neuroscience. He excelled in earning his medical degree at Chicago Medical School in North Chicago in 2002, graduating first in his class and gaining election to the prestigious Alpha Omega Alpha medical honor society.

Next came an orthopedic residency at the University of Miami, Florida, and then Dr. Shah returned to UC San Diego for a fellowship program for hand, upper extremity, and microsurgery. 

During his fellowship, Dr. Shah also contributed two chapters in a medical textbook, “Master’s Techniques in Orthopaedic Surgery – The Wrist,” one on hamate hook fractures and the other on radial styloidectomy.

Dr. Shah is affiliated with two hospitals where he also treats patients: Antelope Valley Hospital in Lancaster and Palmdale Regional Medical Center in Palmdale.

Jonathan H. Koenig, MD, is a Board Certified, fellowship-trained orthopaedic surgeon at Los Angeles Pediatric Orthopaedics serving the Brentwood community on the Westside of Los Angeles. Though Dr. Koenig specializes in treating children and young adults, he’s happy to help any patient who still feels young at heart. 

Growing up on Long Island in the suburbs of New York City, Dr. Koenig was a tri-sport athlete who went on to play varsity lacrosse at Yale University in New Haven, Connecticut. He graduated from Yale with a degree in the history of science and medicine. He then returned to New York City to earn his medical degree at the Albert Einstein College of Medicine in the Bronx.  

Dr. Koenig completed a five-year orthopaedic surgery residency at Lenox Hill Hospital in Manhattan's Upper East Side — home of America’s first official sports medicine department. His training included rotations at world-leading institutions like Boston Children’s Hospital, R Adams Crowley Shock Trauma Center in Baltimore, Maryland, and Memorial Sloan Kettering Cancer Center in New York City. Dr. Koenig served as chief resident during his final year and completed a traveling fellowship at The Royal Children’s Hospital in Melbourne, Australia. 

Leaving New York City for sunny Southern California, Dr. Koenig finished a one-year fellowship in pediatric orthopedics and scoliosis surgery at the world-renowned Rady Children’s Hospital-San Diego. He’s honored to bring his wealth of knowledge and extensive experience to the Westside of Los Angeles, where he resides with his wife, Dani - a native Angeleno.  They enjoy spending time with their young daughter - Harlow, newborn son - Hudson, as well as their furst born - Woody, a golden retriever.

As a former athlete and orthopaedic patient himself, Dr. Koenig has a personal understanding of all aspects of the care he provides. From sports-related injuries like ACL tears or patella dislocations as well as broken bones or limb deformities and joint pains, he makes sure that every patient receives prompt, highly individualized treatment. He’s also happy to provide emergency care for traumatic injuries as they arise.