Our Providers

Desert Orthopedic Center Orthopedic Surgeons Rancho Mirage California

From the appointment scheduler who helps you find the right physician, to the receptionist who greets you at the front desk, the staff of Desert Orthopedic Center takes pride in making your visit as comfortable as possible. Our chief executive officer and administrator oversee a staff of nearly 150 employees dedicated to quality patient care.

In order to effectively deliver the high standard of medical care for which it is known, Desert Orthopedic Center maintains a staff of qualified specialists and places a great emphasis on education. From continuing medical education to recent changes in insurance and Workers Compensation regulations, our staff keeps abreast of the latest technology to provide you with the most competent and comprehensive care available.

A team approach starts at the top with physician specialists covering all areas of orthopedics. All physicians are board certified and have met rigorous training and technical requirements to become part of DOC. Many are fellowship trained and bring credentials from around the world.

  • Stephen Connell

    Stephen J. O'Connell, M.D.

    Chairman Emeritus
    Director, Hand and Wrist Surgery

    Stephen J. O’Connell, M.D. a fellowship-trained, board-certified orthopedic surgeon specializing in surgery of the hand, wrist and shoulder. He joined Desert Orthopedic Center in 1988 to establish and direct the Center’s hand and upper extremity program.

    View Profile

  • David A. Friscia, M.D.

    David A. Friscia, M.D.

    Director of Foot & Ankle Surgery

    David A. Friscia, M.D. joined Desert Orthopedic Center in 1990 to serve as director of the Center’s foot and ankle program. A Southern California native, Dr. Friscia was raised in Long Beach.

    View Profile

  • James A. Bell, M.D., Ph.D.

    James A. Bell, M.D., Ph.D.

    General Orthopedics

    James A. Bell, M.D., Ph.D. is a board-certified orthopedic surgeon specializing in orthopedic trauma, sports medicine and joint replacement. He is also certified in Sports Medicine. He joined Desert Orthopedic Center in 1996.

    View Profile

  • A. David Tahernia, M.D.

    A. David Tahernia, M.D.

    Director of the Comprehensive Spine Center

    A. David Tahernia, M.D. is a board-certified, fellowship trained orthopedic spinal surgeon. He joined Desert Orthopedic Center in 2003 where he is the Director of the Comprehensive Spine Center.

    View Profile

  • Patrick St. Pierre, M.D.

    Patrick St. Pierre, M.D.

    Director, Shoulder and Elbow Surgery

    Committed to the care of athletes of all ages, Dr. Patrick St. Pierre is the team physician for College of the Desert, Palm Desert High School and Palm Springs Power Baseball.

    View Profile

  • Matthew Diltz , M.D.

    Matthew Diltz, M.D.

    Director, Sports Medicine

    Matthew V. Diltz, M.D. is a board certified and fellowship-trained orthopedic surgeon specializing in Sports Medicine. He is a native of Southern California.

    View Profile

  • Phillip Jeffrey Smith, D.O.

    Phillip Jeffrey Smith, D.O.

    Physical Medicine and Rehabilitation

    P. Jeffrey Smith, D.O. is a fellowship-trained pain management and interventional spine specialist and is Board Certified in Physical Medicine and Rehabilitation.

    View Profile

  • Reginald Fayssoux, M.D.

    Reginald Fayssoux, M.D.

    Spinal Surgeon

    Reginald Fayssoux, MD is a fellowship-trained orthopedic spinal surgeon who specializes in the operative and nonoperative care of patients with problems related to their spine.

    View Profile

  • Hazmer Cassim DO DABPM

    Hazmer Cassim, DO DABPM

    Chair of Pain Management Eisenhower Medical Center
    Director of Pain Management Desert Orthopedic Center

    Dr. Cassim is a board-certified physiatrist (PM & R) with additional certification in pain management from the American Board of Pain Medicine (ABPM).

    View Profile

  • Erik Schnaser, M.D.

    Erik Schnaser, M.D.

    Hip & Knee Reconstruction

    Erik Allen Schnaser, M.D. is a fellowship trained and Board Certified hip and knee replacement surgeon.  He specializes in adult hip and knee disorders including pre-arthritic and arthritic conditions. 

    View Profile

  • Dustin Briggs, M.D.

    Dustin Briggs, M.D.

    Hip & Knee Reconstruction

    Dustin Briggs, MD, is Board Certified in Orthopedic Surgery specializing in the treatment of hip and knee arthritis.

    View Profile

  • Ghassan Boghosian, D.O.

    Ghassan Boghosian, D.O.

    Hip & Knee Reconstruction

    Dr. Boghosian is a fellowship-trained and board certified orthopedic surgeon, specializing in adult primary and revision joint replacement of the hip and knee.

    View Profile

  • Julie Johnson, M.D.

    Julie Johnson, M.D.

    Orthopedic Foot & Ankle

    Julie Johnson, M.D. joined Desert Orthopedic Center in 2016 as an orthopedic foot and ankle specialist. Dr. Johnson formerly practiced in Fargo, North Dakota, but as a native Nevadan, she is happy to return to the West Coast after 10 years living across the country.

    View Profile

  • David D. Savin, M.D.

    David D. Savin, M.D.

    Orthopedic Shoulder and Elbow

    David Daniel Savin, M. D. is a fellowship-trained orthopaedic surgeon. He specializes in the diagnosis and treatment of shoulder and elbow disorders, as well as general orthopaedics and fracture care.

    View Profile

  • Jacob R. Bosley, M.D.

    Jacob R. Bosley, M.D.

    Orthopedic Surgeon

    Jacob R. Bosley, M.D. is a fellowship-trained orthopedic surgeon. His training has included a focus on surgery of the hand, wrist and upper extremity.

    View Profile

  • Kevin Wong, DO

    Kevin Wong, DO

    Pain Management/Anesthesiology

    Dr. Kevin Wong, D.O. is a board-certified Anesthesiologist with fellowship training in Pain Medicine. He received his Bachelor of Science in Biochemistry and Management Science at the University of California, San Diego

    View Profile

Nurse Practitioner

  • Janet Conley, NP

    Janet Conley, NP

    Certified Nurse Practitioner

    Janet Conley, CNP is a native of Greenup County, Kentucky. Janet graduated from Shawnee State University in Ohio with a BSN in Nursing and Walden University with a Master of Science in Nursing along with a degree as a Family Nurse Practitioner.

    View Profile

  • Adam Wood

    Adam Wood, FNP-C

    Nurse Practitioner

    Adam Wood is a board-certified Family Nurse Practitioner, focusing his talents on pain management and interventional spine medicine.

    View Profile

Physician Assistants

Physician assistants (PAs) is a healthcare professional who is trained and licensed to practice medicine under the supervision of physicians and surgeons. PAs are formally trained to provide diagnostic, therapeutic, and preventive healthcare services, as delegated by a physician.

  • Christopher Gardhouse, PA-C

    Christopher Gardhouse, PA-C

    Physician Assistant

    Christopher Gardhouse, PA-C, is a Southern California native who grew up in Agoura Hills. He joined Desert Orthopedic Center after attending Massachusetts College of Pharmacy and Health Sciences (MCPHS) in Boston, Massachusetts, where he graduated with high honors and received his Masters of Science in Physician Assistant Studies (MSPAS).

    View Profile

  • Molly McKeown, PA-C

    Molly McKeown, PA-C

    Physician Assistant

    Molly McKeown, PA-C, joined Desert Orthopedic Center after graduating from Western University of Health Sciences in Pomona, California, with her Master of Science in Physician Assistant Studies. While in school, she had a special interest in orthopedic surgery and is thrilled to join the DOC team.

    View Profile

  • Andrew Charles Allen M.M.Sc., PA-C

    Andrew Charles Allen PA-C, M.MSc.

    Director of P.A.

    Andrew Allen, M.M.Sc., PA-C joined Desert Orthopedic Center in 2004 after receiving a Master of Medical Science from the Yale University School of Medicine in 2003.

    View Profile

  • Matthew Bartie, PA-C

    Matthew Bartie, PA-C

    Physician Assistant

    Matthew Bartie has a double Bachelor’s in Psychology and Philosophy from California State University, San Bernardino and received his Master of Science in Physician Assistant Studies at Western University of Health Sciences in Pomona.

    View Profile

  • Say Thao, PA-C

    Say Thao, PA-C

    Physician Assistant

    Say Thao, PA-C is a University of Wisconsin-Madison graduate, where he completed his undergraduate degree and Physician Assistant training.

    View Profile

  • David Delgadillo, PA-C

    David Delgadillo, PA-C

    Physician Assistant

    David Delgadillo, PA-C, a graduate of USC School of Medicine, joined Desert Orthopedic Center in 1995 following his academic achievements and several years of experience.

    View Profile

  • Marianne Dezelan, PA-C

    Marianne Dezelan, PA-C

    Physician Assistant

    A native of Southern California, Marianne Dezelan, PA-C earned a Bachelors of Arts degree in Psychology from the University of California, Riverside. She is also a graduate of Western University Health Sciences Physician Assistant program in Pomona.

    View Profile

  • Kirt L. Edly D.C, PA-C

    Kirt L. Edly D.C, PA-C

    Physician Assistant

    Kirt L. Edly, D.C., PA-C has more than 20 years as a health practitioner. He began his education with a Bachelor of Science degree in biology from Central Michigan University, Mt. Pleasant, Michigan.

    View Profile

  • William (Bill) H. Hinds, MMS, PA

    William (Bill) H. Hinds, MMS, PA

    Physician Assistant

    William (Bill) H. Hinds, MMS, PA has been an active health practitioner for the past 20 years. His early medical experience began when he obtained a certificate in Sports Medicine from San Bernardino Valley College in San Bernardino.

    View Profile

  • Michael Guiles, PA-C

    Michael Guiles, PA-C

    Physician Assistant

    Michael Guiles is a native of Montana, studied at the University of Montana, Montana State University of Billings and received his BS Physician Assistant degree at Rocky Mountain College School of Allied Health.

    View Profile

  • McKelle Wilwand, PA

    McKelle Wilwand, PA

    Physician Assistant

    McKelle Wilwand, PA-C, joined Desert Orthopedic Center after graduating from Rocky Mountain University of Health Professions in Provo, Utah, with her Masters of Science in Physician Assistant Studies (MSPAS).

    View Profile

  • Brendan C. Murphy, PA-C

    Brendan C. Murphy, PA-C

    Physician Assistant

    Brendan C. Murphy, MPA, PA-C is a graduate of Loma Linda University’s Masters Program in Physician Assistant studies receiving honors.

    View Profile

  • Jim Rosell, PA

    Jim Rosell, PA-C

    Physician Assistant

    Jim S. Rosell, PA-C, is a native to Southern California where he studied and graduated in Biochemistry from Cal State Fullerton.

    View Profile

  • Hannah Glenn

    Hannah Glenn, PA-C

    Physician Assistant

    I approach each patient visit with my full focus and effort. My hope is that each patient feels like I am their advocate for care.

    View Profile