Our Surgeons

Dr. Joseph Donnelly

He has a special interest in sports medicine, with expertise in arthroscopic surgery of the shoulder and knee. He is experienced in minimally invasive and tissue sparing surgery, including all-inside ACL reconstruction and arthroscopic fixation of shoulder rotator cuff tears. Dr. Donnelly also specializes in joint replacement surgery and orthopedic trauma.He received a bachelor’s degree in biology from Santa Clara University and a medical degree from St. Louis University School of Medicine in Missouri. He then completed a residency in orthopedic surgery at St. Mary’s Medical Center in San Francisco. In addition, Dr. Donnelly spent four years as an orthopedic surgeon for the Oakland A's.

Dr. Thomas Peatman

Dr. Peatman is skilled in knee, hip, and shoulder arthroscopic surgery, and he provides leading-edge options in joint replacement, including the anterior approach (MIS) to the hip, hip resurfacing, and partial knee replacement. Additionally, he offers platelet-rich plasma as a nonsurgical treatment method. He completed his undergraduate studies at the University of California, Berkeley. He earned his medical degree at the University of California, Irvine, and then completed his orthopedic surgery residency at the University of Illinois at Chicago. Dr. Peatman joined the U.S. Navy during residency, and served for five years afterwards. These five years were oriented primarily to sports medicine, though he also practiced general orthopedics and flight surgery/aviation medicine. Having spent 4-years as one of the orthopedic physicians for the Oakland A's baseball team.

Dr. Joshua Richards

Dr. Richards is a board certified orthopaedic surgeon specializing in hand and upper extremity. He obtained his undergraduate degree in neurobiology at Cornell University, his masters of public health at Columbia School of Public Health and his medical degree at New York Medical College. He completed his fellowship at Cornell in hand, upper extremity and microvascular surgery. Dr. Richards volunteers locally for Operation Access and San Francisco General Hospital, helping provide upper extremity care for Bay Area’s uninsured population and education for orthopedic residents.

Dr. Kevin Roth

Dr. Roth is experienced in complex shoulder surgery. In addition to cutting-edge arthroscopic procedures, he performs total shoulder replacements, reverse total shoulder replacements, and other shoulder reconstructive surgeries.Dr. Roth completed his undergraduate degree at the University of California, Los Angeles. He received his medical degree from the UCLA School of Medicine, where he was inducted into the Alpha Omega Alpha Honor Medical Society. He then completed a general surgery internship at Harvard Medical School/Massachusetts General Hospital and the orthopedic surgery residency program at Harvard Medical School. Following his residency, Dr. Roth received advanced fellowship training in sports medicine and minimally invasive arthroscopic surgery of the hip, shoulder, elbow, and knee at the Kerlan-Jobe Orthopaedic Clinic in Los Angeles. At Kerlan-Jobe, Dr. Roth was an assistant team physician for many of the professional teams in Los Angeles including the Lakers, Sparks, Dodgers, Angels, Kings, and Ducks.

Dr. Aaron Salyapongse

Dr. Salyapongse specializes in tissue-sparing techniques for hip and knee replacement surgery (including the anterior approach hip replacement, minimally invasive knee replacement, and customized knee replacement) that provide the potential for shorter recovery times, accelerated rehabilitation, and durable, long-lasting joint replacements. He also specializes in the diagnosis of problems and treatment of patients who have already had their joints replaced. He currently is a certified instructor for anterior approach hip replacement. He travels nationally to teach other surgeons how to perform this revolutionary procedure in hip replacement. He is also pioneering the use of customized technology for knee replacement surgery. This ensures that each individual receives a knee replacement, sized and positioned customized to your unique anatomy. Dr. Salyapongse graduated from Northwestern University with a bachelor’s degree in psychology. He earned his medical degree from the St. Louis University School of Medicine and completed his residency in orthopedic surgery at St. Mary’s Medical Center in San Francisco, California. Dr. Salyapongse completed a total joint fellowship at the New England Baptist Hospital in Boston, Massachusetts.

Dr. Eric Stuffman

Dr. Stuffmann's special interests include anatomic and reverse shoulder arthroplasty, management of irreparable rotator cuff tears, arthroscopic management of the shoulder, elbow, and wrist conditions in the athlete and general population. He also treats common conditions of the hand and upper extremity, such as carpal tunnel syndrome and general fracture care. Dr. Stuffmann received his medical degree from the University of California at Irvine where he graduated with honors as a member of the Alpha Omega Alpha Honor Society. Following medical school, he entered residency in Orthopedic Surgery at Stanford University Medical Center, where he first developed an interest in Surgery of the Hand, Shoulder and Elbow. Dr. Stuffmann went on to complete a fellowship in Hand and Upper Extremity at the Allegheny General Hospital in Pittsburgh, Pennsylvania in 2009. Here he received training in the management of upper extremity conditions ranging from microvascular problems of the hand to shoulder reconstruction and management of rotator cuff pathology including irreparable tears.

Dr. Stephen Viess

Dr. Viess is a board-certified orthopedic surgeon, with fellowship training in sports medicine and arthroscopic surgery. Dr. Viess is a graduate of Duke University. He earned his medical degree from Chicago Medical School, where he was elected to the Alpha Omega Alpha honor society. He finished two years of a general surgery residency at the University of California at San Francisco before deciding to pursue a career in orthopaedic surgery. He then completed his orthopedic residency at the San Francisco Orthopaedic Residency Program. After residency, Dr. Viess completed the Lake Tahoe Orthopaedic and Sports Medicine Fellowship. For 4-years, Dr. Viess served as an orthopedic surgeon for the Oakland A’s baseball team. He has been the team physician for Granada High School since 2005. He presently serves as a director of sports medicine at ValleyCare Health System in Pleasanton. Dr. Viess' practice is focused on arthroscopic surgery and sports medicine, joint replacement, and fracture care. His special interest is the arthroscopic reconstruction of the shoulder and knee. Dr. Viess strives to offer his patients the most minimally invasive surgical procedures, including the all-inside ACL reconstruction and arthroscopic rotator cuff repairs.

Steven Williams, MD

Dr. Williams is a board certified plastic and reconstructive surgeon. He has expertise and extensive experience in cosmetic procedures as well as reconstructive procedures. He attended Dartmouth College for his undergraduate education and attended Yale University for medical school. He stayed at Yale for his plastic surgery residency. He has leadership positions in ASPS and is an expert reviewer for the State of California.