Dr. Stephen H. Martenson

Ronald Delanois is an Orthopedics provider in Frederick, Maryland. Dr. Delanois is highly rated in 19 conditions, according to our data. His top areas of expertise are Osteoarthritis, Infectious Arthritis, Septic Arthritis, Knee Replacement, and Hip Replacement.

Joseph O'brien is an Orthopedics provider in Arlington, Virginia. Dr. O'brien is highly rated in 18 conditions, according to our data. His top areas of expertise are Spondylolisthesis, Spinal Stenosis, Sciatica, Microdiscectomy, and Cervical Disc Surgery. Dr. O'brien is currently accepting new patients.

A graduate of Queens College and Georgetown University School of Medicine, Dr. Fisch trained in orthopedic surgery at the Montefiore/ Albert Einstein College of Medicine in New York. He received spine training at the Spinecare/ St. Mary’s/ Stanford University Combined Spine Fellowship Program. His areas of special interest include surgery of the cervical, lumbar, and thoracic spine. As a diplomate of the American Board of Orthopaedic Surgery and a Fellow of the American Academy of Orthopaedic Surgeons, Dr. Fisch is trained in all aspects of spine surgery instrumentation, using anterior and posterior approaches. In addition, he is a leader in state-of-the-art spine injections, which frequently enable patients to avoid surgery.SpecialtiesCervical, Thoracic, and Lumbar SpinePrivilegesDr. Fisch performs surgery at Surgical Specialty Center of Mid-Atlantic, Suburban Hospital and the Surgery Center of Rockville. Dr. Fisch is highly rated in 19 conditions, according to our data. His top areas of expertise are Sciatica, Invertebral Disc Disease, Diffuse Idiopathic Skeletal Hyperostosis, Microdiscectomy, and Cervical Disc Surgery.