Where to Find Us:

Mission Equine Hospital

Rancho Sierra Vista Equestrian Center

31441 Avenida de la Vista
San Juan Capistrano, CA 92675


(949) 661-2225



(949) 661-8592





Mark Secor, DVM

Surgical Team

Dr. G. Lynn Richardson, MS, DVM, DACVS

Equine Veterinary Surgeon


Dr Richardson provides specialty referral equine surgery and sports medicine veterinary care to horses in Southern California and Baja California, Mexico. He started his practice in 1988 at the Helen Woodward Animal Center in Rancho Santa Fe, CA.


American College Veterinary Surgeons - Board Certified Equine Surgeon

San Luis Rey Equine Hospital (June 2008 - December 2010)

University of California, Davis - Resident, Equine Surgery (1982-1985)

University of California, Davis - Internship, Equine Surgery (1981-1982)

University of Florida - DVM, Veterinary Medicine (1977-1981)

University of Florida - MS, Equine Nutrition (1975-1978)

Florida State University - BS, Biology (1972-1975)

Dr. Mark Secor, DVM



Dr. Secor started practicing equine veterinary medicine in Orange County in 1985.  His ambulatory practice has been located at Rancho Sierra Vista Equestrian Center since 1996.  He specializes in lameness evaluation and treatment, care and treatment of performance horses (all disciplines), and various surgical procedures.


University of California, Davis - DVM, Veterinary Medicine (1980-1984)

University of California, Davis - BS, Mechanical Engineering (1975-1980)

Dr. Ceyla Linet Reynosa, MVZ



Ceyla has completed her Veterinary degree at University of Baja California, Mexico. She worked as a veterinarian assistant for one year at San Luis Rey Equine Hospital. After that she completed two years of internship at Alamo Pintado Equine Medical Center where she developed strong interest in equine anesthesia and ophthalmology and continues studying in those fields. After completing her internships she started her own equine ambulatory practice in Tijuana, Mexico. Besides running her practice she is also working to get her veterinary license in the States.

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