CORE Orthopaedic Medical Center is committed to providing North San Diego County with highly trained, Board Certified physicians. We have expanded our orthopaedic practice to offer mult-specialty care.  CORE Orthopaedic is able to provide a higher level of treatment with additional specialists available for acute foot and ankle injuries and disorders, chronic pain and acupuncture.  

Our physicians are actively involved with continuing education accreditation as well as in clinical research to ensure they are providing our patients with the latest advancements in the treatment of orthopaedic injuries and disorders.

Sports Medicine Fellowship Trained

	Gregory J. Loren, M.D. , is Fellowship Trained in Sports Medicine, Arthroscopy and Orthopaedic Research. He specializes in treating injuries and disorders of the shoulder, hip, knee, and ankle.
	Michael J. Skyhar, M.D., is Fellowship Trained in Sports Medicine. He specializes in treating injuries and disorders of the shoulder and knee as well as arthroscopy.
	Lex A. Simpson, M.D., is Fellowship Trained in Sports Medicine and Adult Reconstructive Surgery.  He specializes in total joint replacement.

Spine Fellowship Trained

	Timothy A. Peppers, M.D., is Fellowship Trained in Reconstructive Spinal Surgery. He specializes in adult deformity, complex spine trauma and spinal cord injury, disc replacement and motion preservation technologies, minimally invasive spine procedures.
	L. Erik Westerlund, M.D., is Fellowship Trained in Spine Surgery. He specializes in adult deformity, complex spine trauma and spinal cord injury, disc replacement and motion preservation technologies, minimally invasive spine procedures.
	Raymond J. Linovitz, M.D., is Fellowship Trained in Surgery of the Spine. He is the Medical Director of Research and Education at CORE Orthopaedic.

Hand Fellowship Trained

Robert I. Gelb, M.D., is Fellowship Trained in Surgery of the Hand. He specializes in treating disorders and injuries of the hand and upper extremity. Dr. Gelb is a Qualified Medical Examiner.

Physiatrist - Interventional Spine and Pain Fellowship Trained

	Arthur J. Lee, D.O., is Fellowship Trained and Board Certified in Pain Management.  He specializes in physical medicine and rehabilitation, non-operative spine treatment, sports medicine and pain management.
	Nayna Patel, M.D., is Fellowship Trained in Interventional Spine, Sports and Muskuloskeletal Medicine.  She specializes in physical medicine and rehabilitation, non-operative spine treatment, sports medicine and pain management.

Podiatric Surgeon

Keenan S. Carriero, D.P.M., specializes in podiatric surgery, foot and ankle injuries, congenital deformities, and degenerative conditions.

Certified Orthopaedic Physician Assistants

General

	Amy L. Dusenberry, PA-C, is certified to provide treatment for general orthopaedic injuries and disorders.
	James K. Gillan, PA-C, is certified in providing treatment for general orthopaedic injuries and disorders.
Spine
	Kiersten L. Gregory, PA-C, is certified to provide treatment for spine orthopaedic injuries and disorders.
Acupuncturist
	Justin G. Ehrlich, L.Ac, is a certified acupuncturist specializing in Tui Na (Chinese Physical Therapy) and Traditional Chinese Herbal Medicine.