ST TERESA MEDICAL - Key Persons


Andrew T. Rock - CEO, Chairman

Job Titles:
  • Chairman of the Board
  • Chief Executive Officer
Mr. Rock co-founded NeuroSpine Ventures in 2003. NeuroSpine Ventures invests in early stage medical technology companies. It has made nine prior investments and has achieved six exits with returns on investment ranging from 85% to 3,200%. Two of its investments have had successful IPOs and are listed on NASDAQ and the NYSE. Mr. Rock is also Executive Director of DP Enterprises Group, Inc., a consulting company in medical product development and marketing/distribution, both in the U.S. and overseas. He was formerly Sr. Vice President of Strategic Development/Mergers & Acquisitions for K2M, Inc., a spine technology manufacturer. Mr. Rock holds 17 patents, primarily in medical devices. He is a member of the Board of Directors of Motion Intelligence, Inc. and the Board of Trustees of The Linsly School in Wheeling, West Virginia.

Dr Jean-Jacques Abitbol

Job Titles:
  • Founder of California Spine Group
Dr Jean-Jacques Abitbol is founder of California Spine Group located in San Diego, CA. A past president of North American Spine Society and the Federation of Spine Associates and has served on the board of the Cervical Spine Research Society. Dr. Abitbol has also served as examiner for the American Board of Orthopaedic Surgeons as well as an editorial reviewer for The Spine Journal and SPINE. He currently serves as Medical Director of the Spine Education Research Center of the North American Spine Society in Burr Ridge, IL. His interests include minimally invasive spine surgery, motion preservation, spinal biologics, as well as complex cervical spine surgery. He was a national lead investigator for a cervical arthroplasty device from 2004 - 2012, has authored more than 70 original articles and abstracts, more than 30 book chapters in spine, and is the current holder of numerous spinal patents. Dr. Abitbol has received numerous awards for his research including the Orthopaedic Research Society, Young Investigator Award. He twice received the North American Spine Society award for Outstanding Spine Research, and the Cervical Spine Research Society award for Outstanding Spine Research. He was also the recipient of the Best Resident Research award at McGill University. Dr. Abitbol is board certified by the American Board of Orthopaedic Surgeons and is a Fellow of the Royal College of Surgeons - Orthopaedics. He completed his spine fellowship being mentored by Dr. John Kostuik at Mount Sinai and Toronto General Hospital in Toronto, Canada.

Dr. John Ferguson

Job Titles:
  • Consultant Spine Surgeon
Dr. John Ferguson is a Consultant Spine Surgeon. He practices surgery at the Starship Children's Hospital in Auckland, New Zealand, and has a senior lecturer title at the Auckland University Medical School. He also performs adult spinal surgery at Ascot Integrated Hospital. His areas of special interest are spinal deformity surgery and minimally invasive surgery. John is an active member and a committee member of the Scoliosis Research Society, the New Zealand Orthopaedic Association and the New Zealand Spine Society. He contributes regularly and has given lectures at the SRS annual meeting and IMAST meetings. He is the author of several peer reviewed articles. Dr. Ferguson continues to remain interested in ways to make spinal surgery more effective, less invasive, and safer.

Dr. Richard Guyer

Job Titles:
  • Certified Orthopaedic Spine Surgeon
Dr. Richard Guyer is a board certified orthopaedic spine surgeon and is one of the founders of the Texas Back Institute and served as its President. He also serves as the Chairman of the Board of Directors for the Texas Back Institute Research Foundation and has been Director of the Spine Surgery Fellowship program since its inception in 1986. Dr. Guyer did his medical school and residency training at the University of Pennsylvania School of Medicine and completed two spine fellowships, one at Case Western Reserve University with Henry Bohlman, MD in Cleveland, Ohio and the other with Leon Wiltse, MD in Long Beach, California. He holds many patents in spine surgery and has published over 100 peer-reviewed articles and 45 chapters presenting his research at national and international spine conferences. While the majority of the research work has dealt with the diagnosis and treatment of painful degenerative spinal conditions, he is also one of the pioneers in early minimally invasive surgery and lumbar and cervical disc replacement. In the early 1980s he worked with his former mentor, Parvis Kambin, who pinoneered endoscopic discectomy. In 2000 he performed one of the first lumbar disc replacements in the USA and has been an investigator in nearly a dozen US IDE studies of both cervical and lumbar disc replacements. He continues to research and publish in this area as well as in motion preservation and minimally invasive treatments. Dr. Guyer has been very active in various spine societies including NASS, CSRS, ISSLS, and ISASS, serving as President of NASS during the 2006-2007 year and various committees of ISASS. He was recently appointed to the board of directors of the American Board of Spinal Surgery.

Geoffrey Stewart

Geoffrey Stewart, M.D. is Board Certified by the American Board of Orthopedic Surgery and the American Board of Spine Surgery. Dr. Stewart received his medical degree from Jefferson Medical College in Philadelphia. He completed his Orthopedic training in Boston at Tufts University Affiliated Hospitals and the Massachusetts General Hospital. He then completed the Maryland Fellowship in Reconstructive Spinal Surgery with Dr. Paul McAfee in Baltimore, Maryland, incorporating both orthopedic and neurosurgical spine training. Dr. Stewart specializes in the treatment of adult and pediatric spinal disorders. His particular interest is in newer, minimally-invasive surgical procedures and he has participated as a faculty member in courses to teach these techniques to other spine surgeons. He has authored a number of articles on spine surgery, and his research has won awards at major scientific meetings. Dr. Stewart serves on the Faculty of UCF School of Medicine. He has won the Top Doctors Award in 2008 and 2010. He has also won the Patient's Choice Award in 2008. Consumer's Research Council of America has awarded him America's Top Orthopedist Award in 2008 and 2010. Dr. Stewart was awarded the Healthgrades Orthopedic Care Excellence Award in 2007 making him the Only Five-Star rated provider in the Orlando area for Spine surgery in 2007. The International Association of Orthopedic Surgeons recognises Dr. Stewart as A Leading Physician of the World and a Top Orthopedic and Spinal Surgeon in Orlando, Florida. Dr. Stewart received the Castle Connolly Top Doctor Award for Orthopaedic Spine Surgery in 2011. In 2013 he was nominated his by peers to receive the award for Top Doctors by Castle Connolly as a selected expert in his specialty. Dr.Stewart recently appeared on the popular TLC show, "My Strange Addiction" where he rendered his expert opinion on one of the subjects suffering from cervical spine pain.

Gil Price

Job Titles:
  • Chairman of Scientific Advisory Board
Experienced biotech executive and entrepreneur with depth of expertise across clinical asset investment strategy, evaluation, financing and execution. Additional leadership experience within R&D, Medical, and Strategy corporate functions. Dr. Price was previously responsible for the strategic and tactical management of all business at Drug Safety Solutions. After a successful 20-year history, Drug Safety Solutions was acquired in June 2017 by Linden Capital Partners. Dr. Price now functions as the Chief Medical Officer for the global ProPharma Group, a Linden subsidiary. Over the years Dr. Price has served on multiple corporate boards, including public, private, and not-for-profit. His board duties have included the Chairman's role on Compensation and Governance as well as a member's role on Audit. He has served on boards that report to; TSX, NYSE American, and NASDAQ. In his recent most recent experience, Rexahn Pharmaceuticals, Inc. (NYSE American: RNN) he serves on Compensation, Governance, and Business Development. In his previous role with Sarepta Therapeutics NASDAQ: SRPT, he helped to guide the company transition from $80 million market (2008) to it's current $8.4 billion market cap (2019).

Jed B. Gorlin

Job Titles:
  • Medical Director of the Memorial Blood Center
Dr. Gorlin is the Medical Director of the Memorial Blood Center in Minneapolis, as well as an Assistant Professor of Pediatrics and Laboratory Medicine and Pathology at the University of Minnesota. Dr. Gorlin received his medical degree from Yale University. He completed his internship and residency at the Boston Children's Hospital, fellowship at the Dana-Farber Cancer Center, and research fellowship at the Massachusetts General Hospital. Dr. Gorlin is certified by the American Board of Pediatrics with subspecialty certification in pediatric hematology and oncology. He is also certified by the American Board of Pathology in Blood Bank/Transfusion medicine.

Jeffrey Goldstein

Job Titles:
  • Chief of Spine Service for Education
Dr. Goldstein is the Chief of Spine Service for Education, Director of Spine Fellowship at NYU Langone Medical Center Department of Orthopedics, and Clinical Professor of Orthopedic Surgery at the NYU School of Medicine. He also serves on the editorial and advisory boards of several peer reviewed journals. His spine surgery practice includes a focus on minimally invasive spine surgery and artificial disc replacement. He also serves in an advisory capacity to the news media and several medically oriented companies. Dr. Goldstein is President of the International Society for Advancement of Spine Surgery (ISASS). He is a member of the North American Spine Society, the Cervical Spine Research Society, the International Society for Study of the Lumbar Spine, the Scoliosis Research Society, the American Orthopaedic Association, the American Academy of Orthopedic Surgery, and the Lumbar Spine Research Society. He has been regularly recognized by New York Magazine and Superdoctors as one of New York's Best Doctors, and by Castle Connolly as one of Americas Top Doctors. Dr. Goldstein earned his undergraduate degree from Colgate University. He attended medical school at the State University of New York Downstate Medical Center at Brooklyn where he graduated Summa Cum Laude with Distinction in Research. He was trained in Orthopedic Surgery at the Case Western Reserve University School of Medicine. Dr. Goldstein completed his spine fellowship training in Baltimore, Maryland at the Maryland Spine Fellowship

Jeffrey W. Taylor

Job Titles:
  • CEO and Chairman of Cole Taylor Financial Group

John Buster

Job Titles:
  • Obstetrician and Gynecologist
Dr Buster is an Obstetrician and Gynecologist specializing in reproductive endocrinology and infertility. He currently serves in the Division of Reproductive Endocrinology and Infertility at Women & Infants Hospital in Providence, Rhode Island, and also in the Division of Reproductive Endocrinology and Infertility at Tufts Medical Center in Boston, Massachusetts. He is engaged in private practice and clinical teaching at both institutions, and participates in clinical research programs. Previously, Dr. Buster has held positions as professor of obstetrics and gynecology and served as Director of the Division of Reproductive Endocrinology and Infertility at UCLA School of Medicine, the University of Tennessee College of Medicine, Baylor College of Medicine, and Warren Alpert Medical School of Brown University. Dr. Buster earned his M.D. at UCLA.

Max Abei

Job Titles:
  • Director of Medicine Specialist Orthopedic Surgery and Traumatology at Hirslanden Private Hospital Group
Dr. Abei is currently the Director of Medicine Specialist Orthopedic Surgery and Traumatology at Hirslanden Private Hospital Group in Bern, Switzerland. He was born in 1948 and raised in Switzerland, graduating from the Faculty of Medicine at the University of Bern in 1975. After work as a young surgeon in Ethiopia, he completed his residency and fellowships for Board certification as General Surgeon FMH ('82) and Orthopedic Surgeon FMH ('83) in Switzerland, FRCSC Board certification in Canada from the Royal College ('93), and AMP Diploma from INSEAD, Flontain-Bleau, Paris ('99). He was the Founder and Chief of the first Swiss University Spine Unit at the Hospital in Bern from 1983-1991, served as Professor and Chair of the Department of Orthopedic Surgery at McGill University and Orthopedic Surgeon-in-Chief at McGill University Health Center in Montreal, Canada from 1991-2002. He was a Founder, Professor, and Co-Director Emeritus of the MEM Orthopedic Research Center at the University of Bern from 2002-2011. He earned Doctor Honoris Causa in 2003 from the Ministry of Education and Science, Republic of France granted through the Universite Mediteranee, Marseilles, France. Dr. Abei also earned the Lifetime Achievement Award of the AO Spine Foundation in 2014, and the ISSLS Wiltse Lifetime Achievement Award in Spine Sciences in 2016.

Michael Parkman - VP, VP of Sales

Job Titles:
  • Vice President
  • Vice President of Sales
Michael Parkman has 30 years of combined sales, sales management, and specialized team development within the medical industry, on both the US and international level. His background includes experience in pharmaceuticals and medical device, with a deep knowledge in the specialty fields of cardiovascular surgery, orthopedic surgery, and neurosurgery. His work experience has allowed him to play a role in the successes of companies ranging from start-up to mid-tier to Fortune 500 companies such as Innovative Sterilization Technologies, UAD Laboratories/Forest Pharmaceuticals, Thoratec Laboratories, Sulzer Carbomedics, W.L. Gore & Associates, Depuy Spine, and K2M. Mr. Parkman currently serves as Director of Sales, and his responsibilities include overseeing the selection of international distribution partners and assisting them in scaling business on behalf of the company.

Paul Asdourian

Dr. Asdourian is a Board Certified orthopedic surgeon who graduated from SUNY Stony Brook with a major in Biochemistry. He graduated from SUNY Upstate Medical School, and did a general surgery residency at Lenox Hill Hospital in NYC before completing his orthopedic surgery residency at Boston University. His spine surgery fellowship was completed dat Rush-Presbyterian-St Luke's Medical Center and the Shriner's Hospital for Crippled Children in Chicago under the direction of Dr. Ronald DeWald. In 1987 he started his career at Medstar Union Hospital as their Chief of Spinal Surgery. In 2015 he became the Regional Director of Spine Surgery at Medstar North. He is a full time instructor at the Medstar Union Memorial Hospital in the Orthopaedic Residency Program and Spine Fellowship Program. Dr. Asdourian is a member of the Scoliosis Research Society, North American Spine Society, ISASS, AAOS, and Marlyand

Richard Freeman

Dr Freeman is a Thoracic and Cardiovascular Surgeon. He is the Medical Director of Cancer Services, Vice-Chairman for Cardiothoracic Surgery, Surgical Director, and Attending Thoracic Surgeon at St. Vincent Health and Hospital System. Dr. Freeman has earned multiple honors and awards within his field and a distinguished military background in service with the United States Navy. He earned his M.D. from Tufts University School of Medicine.

Robert Borrego

Dr. Borrego has extensive experience in surgical and trauma critical care. He is currently the Chief of Staff, Director Trauma Critical Care (a trauma level II facility), Director Trauma ICU at St. Mary's Medical Center in West Palm Beach, Florida, and also has a solo practice in General/Vascular Surgery. He is active on many hospital committees, such as: Board of Governors, Credentials Committee, Critical Care Committee, Infection Control Committee, etc. Dr. Borrego also speaks frequently on Vascular Trauma, Twenty Years of Trauma, Trauma Team in Iraq/Lessons Learned, and Bombs, Blasts & Burns

Robert Watkins

Job Titles:
  • Surgeon and Co - Director of the Marina Spine Center
Dr. Watkins is a spine surgeon and co-director of the Marina Spine Center with his son, Robert, at the Cedars Sinai-Marina Del Rey Hospital in Marina del Rey, CA. His expertise ranges from innovative spine surgeries to treatment of sports spine-related injuries. His practice includes the successful treatment of professional athletes from all over the country as well as college level and Olympic athletes. He has served over 30 years as a spine consultant to the Los Angeles Dodgers, the Los Angeles Kings, the Lost Angeles Angels, the Los Angeles Lakers, the Anaheim Mighty Ducks, and the PGA Tour. He has extensive experience in spinal surgery and post-operative rehabilitation of professional athletes and returning athletes to full performance. He has also been a consultant for the Cirque du Soleil performers, Olympic athletes, NBA, NHL, NFL, and the Galaxy Soccer Team. He is a Professor of Clinical Orthopedics at the University of Southern California Keck School of Medicine where he evaluates spinal problems in their athletes and participates in the teaching program. He is the author of "Surgical Approaches to the Spine," published by Springer/Verlag, and "The Spine in Sports," by C.V. Mosby Yearbook, which describes the treatment of spine problems in every major sport by the top experts in that field. He has lectured in cities all over the world. He is among the founding members of the North American Spine Society and served as the society Secretary. He is a member of the American Academy of Orthopaedic Surgeons, the Cervical Spine Research Society, International Society for the Study of the Lumbar Spine, and the NFL Head, Neck, and Spine Committee.

Timothy Floyd

Job Titles:
  • Chief Medical Officer
  • Orthopaedic Surgeon
Dr. Floyd is a practicing Orthopaedic Surgeon and joined St. Teresa Medical in 2011 as its Chief Scientific Officer (now Chief Medical Officer) and Chairman of its Scientific Advisory Board. He is currently practicing at St. Lukes Regional Medical Center and St. Alphonsus Regional Medical Center in Boise, ID. Dr. Floyd is also a Clinical Assistant Professor at the University of Washington, Department of Orthopaedics and Sports Medicine and an Instructor at the Johns Hopkins School of Medicine, Department of Orthopaedic Surgery. He previously was Chairman of the Department of Orthopaedic Surgery at the St. Alphonsus Regional Medical Center, President of the Idaho Orthopaedic Society, President of the Medical Staff at the Wood River Medical Center in Sun Valley, ID and Chief of Surgery at the Wood River Medical Center. Dr. Floyd served as a Major in the U.S. Army Reserve from 2002 to 2006. He deployed in 2003 in support of Operation Iraqi Freedom 30th Medical Brigade, Third Infantry Division and Fifth Special Forces. Dr. Floyd frequently lectures and publishes professional articles. Dr. Floyd earned his M.D. from the University of Florida.

William R. Walsh

Job Titles:
  • Professor of Medicine at University of New South Wales
Dr. Walsh is a professor of medicine at University of New South Wales in Sydney, Australia, and Director of Surgical and Orthopaedic Research Laboratories, University of New South Wales, Prince of Wales Hospital. His research lies at the interface between implanted materials and the connective tissues of the body as it relates to orthopaedic, plastic and reconstructive and vascular surgery. This includes both autograft, allograft, and synthetic biomaterials and understanding and improving these materials in areas of clinical need. The foundation of his research interests center on understanding the biology and biomechanics of connective tissues during healing, age and disease; this involves research techniques from the macro to molecular level. Dr. Walsh holds a B.A. in Biology and Chemistry from Bucknell University, and a Ph.D. in Biomedical Engineering - Biomechanics & Biomaterials from Rutgers University and University of Medicine and Dentistry of New Jersey. He is a member of the: American Academy of Orthopaedic Surgeons, North American Spine Society, Australian and New Zealand Orthopaedic Research Society, where he served as President from 2003 to 2006, Australian Arthoplasty Association, Australasian Biomaterials Society, Australian Orthopaedic Association, Biomedical Engineering Society, Orthopaedic Research Society, Standards Australia, and Society for Biomaterials. He has served on many university, government, and professional committees in both the U.S. and Australia, and has aced as a journal reviewer for many scientific and medical publications. Dr. Walsh has over 385 peer reviewed journal publications, book chapters, and patents. He is on a number of editorial boards including Biomaterials, CORR, Muscle Tendon Ligament Journal, Journal of Biomechanics, The Spine Journal and Frontiers in Surgery, and Bone and Joint Research.