Mark Allen, DO, is a board-certified and fellowship-trained Orthopedic Surgeon specializing in Adult Reconstruction of the Hip and Knee. Prior to joining The CORE Institute, Dr. Allen treated patients across Arizona and Nevada, focusing on robotic-assisted total joint replacement, including partial knee, total knee, and anterior hip arthroplasty, as well as complex primary and revision hip and knee procedures.
Mark Allen, DO, is a board-certified and fellowship-trained Orthopedic Surgeon specializing in Adult Reconstruction of the Hip and Knee. Prior to joining The CORE Institute, Dr. Allen treated patients across Arizona and Nevada, focusing on robotic-assisted total joint replacement, including partial knee, total knee, and anterior hip arthroplasty, as well as complex primary and revision hip and knee procedures.
Mark Allen, DO, is a board-certified and fellowship-trained Orthopedic Surgeon specializing in Adult Reconstruction of the Hip and Knee.
Prior to joining The CORE Institute, Dr. Allen treated patients across Arizona and Nevada, focusing on robotic-assisted total joint replacement, including partial knee, total knee, and anterior hip arthroplasty, as well as complex primary and revision hip and knee procedures. He also incorporates non-operative treatment options such as injections, physical therapy, and bracing, and emphasizes clear communication and a positive patient experience throughout every stage of care.
Dr. Allen completed his fellowship in Adult Reconstruction of the Hip and Knee at The CORE Institute and his orthopedic surgery residency at Michigan State University College of Osteopathic Medicine at St. John Oakland Hospital. He earned his Doctor of Osteopathic Medicine from Touro University Nevada and his Bachelor of Science in Microbiology from Weber State University, graduating Cum Laude with a minor in Chemistry.
Dr. Allen is board-certified by the American Osteopathic Board of Orthopedic Surgery and is MAKO-certified in robotic hip and knee arthroplasty. He remains actively involved in orthopedic research and education, with multiple peer-reviewed publications focused on joint replacement and robotics. Outside of work Dr. Allen enjoys golfing, hiking, swimming as well as playing sports with his wife and children.

Amazing consult. I felt confident and informed after meeting with him.
Thorough, professional and personable
Great!
Was patient and answered all my questions.
What a nice guy. He explained my Ex Rays and gave me a core one shot.
Dr Allen has been amazing. Very compassionate listened to my concerns immediately didnt beat around the bush. He just replaced my left hip and will be doing my right in a few more weeks. Him and his entire team have been nothing but amazing every step of the way!
Great surgeon. Very communicative. Talks to you throughout the process and answers all your questions
Dr. Allen takes the time to clearly explain instructions in a way that’s easy to understand. He is also genuinely kind and approachable, creating a comfortable environment where I feel heard and respected. I appreciate his thoughtful approach and the clarity he brings.
Very nice, personable and thorough.
Great visit! Dr Allen listens, provides great solutions and is super friendly and professional!