Chapman Medical Center Spine and Orthopedic Institutes


Chapman Medical Center is a surgical center of excellence in spine and joint care.  When it comes to joint and arthritis pain relief, our board-certified, fellowship-trained specialists in spine and orthopedics are excellent.


The Brain and Spine Institute of California (BASIC) at Chapman Medical Center is designated as a Center of Excellence in spine care. BASIC provides comprehensive and innovative treatments for a variety of conditions affecting the brain, spine, and peripheral nerves, and boasts a multidisciplinary approach from a team of expert neurosurgeons.


“BASIC” Expert Team

G. (Ty) Thaiyananthan

Neurosurgical & Spine Surgeon


Bryan Oh, M.D.

Neurosurgical & Spine Surgeon


Sung Lee, M.D.

Neurosurgical & Spine Surgeon


Mike Blasko

Board-Certified Physician Assistant


With a focus on helping patients with arthritis and orthopedic concerns, The Chapman Orthopedic Institute offers a comprehensive orthopedic, joint and arthritis pain relief program equipped with state-of-the-art technology. The Institute provides exceptional care delivered by the area’s top orthopedic surgeons and specialists who are deeply committed to seeking out and developing better and less invasive techniques for resolving serious orthopedic problems related to the shoulder, spine, elbow, hip, knee and hand.


The Chapman Orthopedic Institute Expert Team

Christopher Ninh, M.D.

Orthopedic Surgeon and Medical

Director of the Chapman Joint and

Arthritis Center


Perry Secor, M.D.

Orthopedic Surgeon


Grant Robicheaux, M.D.

Orthopedic Hand and Upper Extremity




Ying Chi, M.D.

Orthopedic Hand Surgeon


Michael Gillman, M.D.

Orthopedic Surgeon


Mitchell Cohen, M.D.

Orthopedic Spine Surgeon


Wynnson Tom, M.D.



James Nguyen, M.D.



Vinod Malhotra, M.D.



Annette Slusarenko, R.N.

Clinic Manager Chapman Orthopedic Institute


Brenda Stone, R.N.

Dedicated Orthopedic Care Coordinator

For over four decades, Chapman Medical Center has maintained its commitment to offering world-class care in a welcoming environment. The Center’s renowned physicians and highly-qualified nurses and support staff, leading-edge technology and programs are virtually unparalleled.


2601 E. Chapman Avenue
Orange, CA 92869


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