Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chinedu O. Nwasike, M.D. joined Nevada Orthopedic & Spine Center in 2021. He is board-certified in orthopedic surgery and treats all conditions of the spine with both non-operative and operative modalities.
Dr. Nwasike attended college at Columbia University, School of Engineering in New York City, New York where he received his Undergraduate Degree in 2009. He received his Doctor of Medicine Degree from the University of Pittsburgh School of Medicine in 2014 where he was enrolled in the Physician Scientist Training Program. Dr. Nwasike remained at the University of Pittsburgh Medical Center where he completed his Orthopedic Surgical Residency in 2019, during which time he was elected Chief Resident. Following his residency, he completed his fellowship training at the prestigious Twin Cities Spine Center in Minneapolis, Minnesota, where he trained in all aspects of spine care.
Dr. Nwasike specializes in degenerative spine disorders, scoliosis, spine tumors, and disc herniation. His surgical techniques include minimally invasive spine surgery, disc replacement, and robotic spine surgery with computerized navigation. He has a special interest in revision surgery as well as endoscopic spine surgery.
Dr. Nwasike was born & raised in Los Angeles but now calls Las Vegas home. In his spare time, he enjoys traveling, weight-lifting, golfing, snowboarding, and spending time with his dog.
Edward S. Ashman, MD, joined Nevada Orthopedic & Spine Center in Las Vegas, Nevada, in 2003. He is fellowship-trained in the surgical treatment of athletic injuries of the shoulder, knee, and elbow.
Dr. Ashman was born in Johnson City, New York, and received a Bachelor of Science in 1992 from Cornell University in Ithaca, New York. He attended New York’s Albany Medical College, where he received his doctor of medicine in 1997. He completed his internship and residency in orthopedic surgery at Albany Medical Center.
In 2003, Dr. Ashman completed a sports medicine fellowship at the Nirschl Sports Clinic at Georgetown Medical Center in Washington, D.C., under the guidance of the renowned Dr. Robert P. Nirschl. During this fellowship, Dr. Ashman served as a team physician for the George Mason University football and basketball teams.
Dr. Ashman practices at the highest level of sports medicine, having treated many professional athletes, including members of the ATP professional tennis tour and the AVP professional beach volleyball tour. He regularly provides care for performers in many of the largest and most popular shows on the Las Vegas Strip, including Cirque Du Soleil productions.
Kevin R. Sharif joined Nevada Orthopedic & Spine Center in 2016. He is board certified in orthopedic surgery and received his Doctor of Medicine from the University of Cincinnati College of Medicine as a dean’s list student in 2010. Dr. Sharif completed his orthopedic surgical residency at the Southern Illinois University School of Medicine where he was elected chief resident consistently scoring among the highest in-training exam scores in the nation. Following residency, he completed a combined fellowship in orthopedic / neurosurgical adult and pediatric spine surgery at the prestigious Norton Leatherman Spine Center under the direction of renowned Drs. John Dimar, Rolando Puno and Steven Glassman, past-president of the Scoliosis Research Society.
Dr. Sharif treats non-operative and operative cervical, thoracic and lumbar spine conditions such as Sciatica, Stenosis, Scoliosis, Herniated Disc, Neurogenic Claudication, Radiculopathy, Myelopathy, and Revision Back Surgery.
His surgical techniques include minimally invasive spine surgery, computer navigation, motion preserving disc replacement and spinal cord stimulation. Dr. Sharif is Las Vegas’ leader in robotic and endoscopic spine surgery.
Dr. Sharif, a Henderson resident, enjoys physical fitness, outdoor activities and auto mechanics.
Keith W. Kotecki, D.O. returns to Las Vegas to join Nevada Orthopedic & Spine Center after completing his training in Pittsburgh, Pennsylvania. He is a fellowship-trained Adult Hip and Knee Reconstructive Surgeon who specializes in primary and complex revision hip and knee arthroplasty surgeries.
Dr. Kotecki has a particular focus on minimally invasive surgical techniques, robotic-assisted joint replacement, and partial knee replacement. His expertise includes the muscle-sparing direct anterior hip replacement, bikini incision anterior hip replacement, outpatient joint replacement, revision surgery, as well as unicompartmental and total knee replacement.
Dr. Kotecki utilizes the most current techniques in joint replacement by adopting the rapid recovery protocol and uses cutting edge pain management techniques allowing patients to recover from surgery without using intravenous narcotics.
Dr. Kotecki graduated with a Bachelor of Science in Mechanical Engineering from the University of San Diego in 2009. He then had a 5-year career as a Mechanical Engineer in San Diego before attending medical school. He received his Doctor of Osteopathic Medicine Degree in 2018 from Touro University in Henderson, Nevada.
Dr. Kotecki completed his Orthopedic Surgical Residency at Valley Hospital Medical Center in Las Vegas, NV. Following his surgical residency, Dr. Kotecki then spent an additional year of subspecialty fellowship training in Adult Reconstruction at Allegheny General Hospital in Pittsburgh, PA - affiliated with Drexel University.
Dr. Kotecki has published several medical articles on various research topics including Prosthetic Joint Infection Treatment and Novel Hip Replacement Techniques. He has presented his research both locally and at national orthopedic meetings.
He was born and raised in upstate New York where he spent most summers working in construction for the family business. He loves spending time with family, including his wife and two sons. In his spare time, he enjoys working out, snowboarding, traveling, auto maintenance and modification, and is a craft beer connoisseur.
Zefu (Robert) Liu, D.O. joined Nevada Orthopedic & Spine Center in 2025. He is Board-Certified and fellowship-trained, specializing in sports medicine, shoulder reconstruction, joint replacement and advanced arthroscopic procedures.
Originally from California, Dr. Liu developed a strong connection to Las Vegas during his time at Touro University Nevada, where he graduated at the top of his class. He is excited to return to the city that helped shape his medical career and to provide high-quality orthopedic care to the growing Las Vegas community.
Dr. Liu completed his orthopedic surgical residency in Chicago, Illinois, where he served as chief resident and was honored with the Resident of the Year award for his leadership, clinical excellence and commitment to patient care. He went on to complete his fellowship training at Washington University in St. Louis, Missouri, one of the nation’s premier orthopedic institutions, where he honed his skills in advanced arthroscopic procedures and shoulder reconstructive surgery. While there, he served as a team physician for both Washington University athletics and the NHL’s St. Louis Blues, where he gained extensive experience treating athletes at the highest levels.
At Nevada Orthopedic & Spine Center, Dr. Liu is committed to delivering the highest level of care using cutting-edge techniques tailored to each patient’s lifestyle and goals. In addition to his expertise in arthroscopic surgery, Dr. Liu also offers his patients the latest techniques in cartilage restoration, joint replacement surgery and ligament reconstruction.
Known for his thoughtful yet patient-centered approach, Dr. Liu believes in educating patients, exploring all nonsurgical options and pursuing surgery only when absolutely necessary. His philosophy centers on shared decision-making and building trust through clear, compassionate communication and patient education.
Outside the operating room, Dr. Liu is an avid outdoors enthusiast. He enjoys hiking, surfing, snowboarding, traveling and spending time with his family. He is fluent in Mandarin and is proud to serve Las Vegas’s diverse patient population.
Dr. Bradley S. Baker has been a member of Nevada Orthopedic & Spine Center since 2010, where he practices out of the Henderson office. Dr. Baker stands out as the sole physician at the center to hold dual board certification in orthopedic surgery and the subspecialty of orthopedic sports medicine from the American Board of Orthopedic Surgery, underscoring his profound expertise and commitment to his profession.
Dr. Baker's educational journey is marked by a Bachelor of Arts in Biology and Chemistry from Concordia College in Minnesota, followed by his Doctor of Medicine from the University of North Dakota School of Medicine on a merit scholarship. He completed his orthopedic surgery residency at the University of Kansas – Wichita and furthered his training with a fellowship in Orthopedic Sports Medicine at the Taos Orthopedic Institute in New Mexico, where he collaborated with the medical staff of the United States Ski and Snowboard Team, enriching his sports medicine proficiency.
Prior to his tenure in Nevada, Dr. Baker practiced in Sioux Falls, South Dakota, where he specialized in treating knee, shoulder, and sports injuries while serving as a team physician for various sports teams across all levels. His academic contributions included roles as a clinical professor and a pivotal figure in developing a respected health system sports medicine program. Dr. Baker's career path also took him to Arizona, where he further specialized in a small, focused practice before bringing his wealth of experience to Nevada with a continued focus on treating patients with shoulder and knee problems.
His commitment to quality care is evident in his executive roles; he serves as the Vice Chief-of-Staff on the Medical Executive Committee and as Chairman of the Physician Performance Improvement Committee at Henderson Hospital since its inception. Additionally, he is Chairman of the Governing Board at Parkway Surgery Center, demonstrating his dedication to enhancing healthcare delivery and physician performance.
Dr. Baker's career trajectory reflects a steadfast dedication to the orthopedic care he provides. His surgical skills include the most advanced surgical techniques. His care approach integrates patience, thorough education, and personalized patient-centered treatment plans, fostering a collaborative healthcare experience that enhances patient satisfaction, particularly in the treatment of athletes at all levels and individuals with knee and shoulder conditions.
Kayvon R. Golshani, MD, joined Nevada Orthopedic & Spine Center in 2018 and sees patients at their office in Henderson, Nevada. He specializes in the non-surgical and surgical management of traumatic and degenerative disorders of the shoulder, arm, hand, wrist, elbow, and forearm.
Dr. Golshani graduated with honors from Miami University in 2008, earning a Bachelor of Arts. He subsequently received his Doctor of Medicine degree from the University of Cincinnati College of Medicine in 2012 and was inducted into the Alpha Omega Alpha Medical Honor Society.
After medical school, Dr. Golshani completed his internship and residency in Orthopedic Surgery at Georgetown University Hospital in Washington, DC. During his training, he worked on research in various aspects of the field, including resident education, tennis elbow, soft-tissue coverage for infected total knee replacement, and upper extremity injuries in weightlifters.
Upon completion of his residency, Dr. Golshani pursued an additional year of subspecialty fellowship training, specializing in hand, wrist, and elbow surgery as well as microsurgery at Tufts University in Boston. During this time, he worked under the guidance of several world-renowned hand surgeons at both Tufts Medical Center and New England Baptist Hospital. He also completed research on biceps tendon ruptures and served as a clinical instructor in Orthopedic Surgery for Tufts University School of Medicine.
In his spare time, Dr. Golshani enjoys weightlifting, hiking, socializing with friends, and traveling the world. Dr. Golshani was raised in Knoxville, Tennessee, and is fluent in English and Farsi, and speaks some Spanish.
