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