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Expert Sources

If you would like to speak with one of our expert sources, please contact:

Rebecca Gallant
Vice President, Communications 
216.696.8408
rgallant@sistersofcharityhealth.org 


  •

    Christopher L. Adelman, M.D.

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    Specialties:

    Addiction Psychiatry

  • Michael B. Canales, D.P.M.

    Biography:

    Dr. Canales specializes in advanced podiatric medicine and surgery, providing complete medical and surgical care for injuries and conditions of the foot and ankle. His special interests include reconstructive surgery of the foot and ankle, trauma of the foot and ankle and sports medicine of the foot and ankle. Dr. Canales holds a degree in podiatric medicine from Ohio College of Podiatric Medicine and a bachelor's degree in molecular genetics from The Ohio State University. He completed his residency training in podiatric medicine and surgery at St. Vincent Charity Medical Center. Dr. Canales has co-authored several published works and serves as a national speaker on numerous podiatric medicine and surgery topics. In addition, Dr. Canales is a member of several professional organizations, including the American Podiatric Medical Association, the Ohio Podiatric Medical Association and the American College of Foot and Ankle Surgeons. Dr. Canales is Director of the Podiatry Residency Training Program and the Chief of Podiatry at St. Vincent Charity Medical Center.

    In the news:

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    Specialties:

    Foot and Ankle Surgery
    Foot Surgery
    Podiatry

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  • John S. Collis, M.D.

    Board-certified in neurosurgery with a special interest in disorders and injuries of the cervical and lumbar spine, Dr. Collis completed residencies in general surgery and neurological surgery at the Cleveland Clinic. A teacher and clinician, he has served as an associate professor at Case Western Reserve University School of Medicine. Among the many devices he has helped to invent are surgical instruments for total disc replacement, a laminectomy retractor, and a table for disc puncture for testing and treatment. Dr. Collis has held roles as director of spinal surgery at the Cleveland Clinic, and as director of neurosurgery at both St. Vincent Charity Medical Center and Lutheran Hospital.

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    Specialties:

    Spine Surgery
    Neurological Surgery

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  • Louis Keppler, M.D.

    Board-certified in orthopedic surgery, Dr. Keppler's clinical practice is broad, encompassing sports medicine, spinal reconstructive surgery, scoliosis surgery and joint replacement. Dr. Keppler completed a fellowship in pediatric orthopedics and spinal surgery at Texas Scottish Rite Hospital in Dallas, and residency training in orthopedic surgery at the Cleveland Clinic. He has a medical degree from St. Louis University School of Medicine. Dr. Keppler's dynamic professional practice includes serving as Medical Director for the Cleveland Indians from 2000 to 2004 and he has been a Team Orthopedic Surgeon with the club since 1991. A consultant to orthopedic device developers, Dr. Keppler is involved in implant and instrument design and ongoing clinical research. Dr. Keppler is the Clinical Surgical Research Adviser to the Joint Implant Surgery and Research Foundation and serves on the foundation's Tissue-Sparing Implant Study Group.

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    Specialties:

    Orthopedic Surgery
    Spine Surgery
    Orthopedic Sports Medicine
    Spine Surgery
    Spinal Cord Injury Medicine

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  • Theodore V. Parran, M.D.

    Dr. Theodore Parran is co-medical director of St. Vincent Charity Medical Center’s center of excellence in addiction medicine -- Rosary Hall. It is the only hospital-based addiction treatment center in northeast Ohio to provide a full spectrum of the most current treatment options, from hospital detoxification to community-based rehabilitation, to the latest medication-assisted treatments. Rosary Hall has been at the forefront of treating alcoholism and drug dependency since 1952. Our founder, Sister Ignatia Gavin CSA, worked in collaboration with Dr. Robert Smith after he co-founded Alcoholics Anonymous, the 12-step principles of which still serve as the foundation of our continuum of care. Today, Rosary Hall’s innovative efforts continue to be fueled by compassion and decades of proven experience in treating more than 65,000 men and women.

    Dr. Parran pursues several areas of special interest in medical education including Doctor-Patient Communication, Faculty Development, Continuing Medical Education, and Addiction Medicine. In addition Dr. Parran is certified by the American Society on Addiction Medicine and his group practice provides medical directorship services to several Substance Abuse treatment programs in northeast Ohio, including Rosary Hall at St. Vincent Charity Medical Center. He is the co-director of the Foundations of Clinical Medicine Course teaching Dr-Pt Communications / Clinical Interviewing / Clinical Reasoning / Physical Diagnosis / Professionalism / and Dr-Pt Relationship skills to students and residents. Dr. Parran is also the medical director of the Program in Continuing Medical Education, and in 2008 was named as the Carter and Isabel Wang Professor of Medical Education, all at CWRU School of Medicine. He is a 1974 graduate from Hawken School, a 1978 graduate with honors in History from Kenyon College and a 1982 graduate of Case Western Reserve University School of Medicine. He completed a residency in Internal Medicine at the Baltimore City Hospital of Johns Hopkins University School of Medicine. Dr. Parran was selected to be the Medical Chief Resident for one year following his residency, and received the Outstanding Faculty Teacher Award from the Department of Medicine in 1987. In 1988 he returned to Cleveland and CWRU School of Medicine.

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    Specialties:

    Addiction Psychiatry
    Addiction Medicine
    Internal Medicine

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  • David F. Perse, MD

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    Specialties:

    General Surgery

  • Keyvan Ravakhah, M.D., MBA

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    Specialties:

    Internal Medicine
    Hospice and Palliative Medicine

  • Joel D. Siegal, M.D.

    Board-certified in neurosurgery, Dr. Siegal focuses on intracranial surgery, spine surgery, peripheral nerve surgery and surgical pain management. He earned his medical degree from the University of Pennsylvania and completed his internship and residency at the University of Minnesota. Dr. Siegal has written extensively on neurological issues and has a special interest in vertebral body augmentation for the treatment of compression fractures. He is a member of the Congress of Neurological Surgeons, American Association of Neurological Surgeons, North American Spine Society and American Medical Association.

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    Specialties:

    Spine Surgery
    Neurological Surgery

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  • Joseph A. Sopko, M.D.

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    Specialties:

    Pulmonary Disease Medicine

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Dr. John Collis Named to “90 Spine Surgeon Device Inventors & Innovators to Know” list
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