COMG Medical Staff
Dr. Jerald Waldman

Jerald P. Waldman, M.D.

Dr. Waldman specializes in surgical and non-surgical treatment of conditions of the cervical, thoracic and lumbar spine of children and adults. Dr. Waldman also performs arthroscopic reconstructive surgery and joint replacement surgery.

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Dr. Kent Adamson

Kent R. Adamson, M.D.

Dr. Adamson specializes in general orthopedic surgery with a special interest in adult reconstructive surgery, joint replacement and sports injuries.

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Dr. Tom Thomas

Tom D. Thomas, M.D.

Dr. Thomas specializes in arthroscopic reconstructive surgery of the shoulder, knee and hip.  He also specializes in total joint replacement surgery of the hip, knee and shoulder.

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Dr. Michael Marandola

Michael S. Marandola, M.D.

Dr. Marandola specializes in arthroscopic shoulder, hip and knee reconstructive surgery, joint replacement surgery and general orthopedic surgery.

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Dr. Kent Marangi

Kent S. Marangi, M.D.

Dr. Marangi specializes in the treatment of complex injuries to the knee and shoulder and general orthopedic surgery.

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Dr. John Morris

John R. Morris, M.D.

Dr. Morris specializes in surgery of the hand and upper extremity and general orthopedic surgery.

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Dr. Edmund Evangelista

Edmund S. Evangelista, M.D.

Dr. Evangelista specializes in physical medicine and rehabilitation with subspecialty training in the non-surgical treatment of spine conditions, sports medicine, regenerative medicine, and interventional pain management.

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Dr. Michael Burdi

Michael D. Burdi, M.D.

Dr. Burdi specializes in surgical and non-surgical treatment of conditions of the cervical, thoracic and lumbar spine and general orthopedic surgery.

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Dr. Stephen Tocci

Stephen L. Tocci, M.D.

Dr. Tocci specializes in the surgical and non-surgical management of complex foot and ankle disorders, orthopedic trauma and general orthopedic surgery.

  • Chairman, Department of Orthopedics, Mission Hospital Regional Medical Center
  • Board Certified, American Board of Orthopaedic Surgery
  • Fellowship Trained, Foot & Ankle Surgery
  • Fellowship Trained, Orthopedic Trauma
  • Serves on the Medical Executive Committee at Mission Hospital Regional Medical Center

Dr. Tocci was born and raised in Mission Viejo, California. He is a graduate of the University of Pittsburgh, School of Medicine.

He completed his residency in orthopedic surgery at Brown University in Providence, Rhode Island. He stayed at Brown to complete an Orthopedic Trauma Fellowship. Dr. Tocci then completed a Foot and Ankle Surgery Fellowship at Baylor University Medical Center in Dallas, Texas. He is trained in both operative and non-operative management of complex foot and ankle disorders. In addition, he has extensive training in ankle arthroscopy and ankle replacement. Dr. Tocci believes in providing patients with compassionate care and coordinated, multidisciplinary treatment.

Read "Radiographic and Clinical Outcomes of Joint-preserving Procedures for Hallux Valgus in Rheumatoid Arthritis." Article written by Dr. Stephen Tocci appearing in the December, 2103 issue of National Center for Biotechnology Information (NCBI)

Read the "Unresolved Ankle Sprain" Article written by Dr.Stephen Tocci appearing in the November, 2010 issue of Physician Link News

Dr. Tiva Hanjan

Tiva Hanjan, M.D.

Dr. Hanjan specializes in non-surgical management of spine, sports and orthopedic conditions. He is Board Certified in Physical Medicine and Rehabilitation (PM&R) and Pain Medicine with subspecialty training in Sports Medicine.  As part of the non-surgical management of spine and orthopedic disorders, Dr. Hanjan performs hundreds of spine, joint and soft tissue injections yearly. He additionally performs EMG/Nerve Conduction studies.

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gardner-stephen

Stephen Gardner, M.D.

Dr. Stephen Gardner was born and raised in the San Francisco Bay Area.  An avid soccer player growing up, Dr. Gardner played four years of varsity soccer for the University of California, Los Angeles graduating summa cum laude with a degree in biochemistry and computer programming.  He remained at UCLA for medical school where he graduated valedictorian of his class.   Dr. Gardner continued his training in Boston, MA at the Harvard Combined Orthopedic Residency Program where he served as Massachusetts General Hospital Chief Resident during his 5th year.  After residency, Dr. Gardner returned to Los Angeles to pursue an additional year of training in sports medicine at the prestigious Kerlan-Jobe Orthopedic Clinic.  During his fellowship, Dr. Gardner treated both high-level adult and youth athletes and served as assistant team physician for multiple profession and college sports teams.

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Charles Stewart, PA-C

Charles L. Stewart, PA-C

Physician assistant-certified

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Jason Knott, PA-C

Jason W. Knott, PA-C

Physician assistant-certified

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Stephen-Scott-PA-C

Scott Stephan, PA-C

Physician Assistant-Certified

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Amanda J. Shanklin, MPAP, PA-C

Amanda J. Shanklin, MPAP, PA-C

Physician assistant-certified

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California Specialty Surgery Center

COMG surgeons perform procedures/surgeries at California Specialty Surgery Center (CSSC).

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The information on this site is solely for purposes of general patient education, and may not be relied upon as a substitute for professional medical care. Consult your own physician for evaluation and treatment of your specific condition.

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