Deborah A. Castaneda, MD
Accepting new patients

Deborah A. Castaneda, MD

  • Foot and Ankle Orthopedic Surgery
SCOI Porter Ranch | 19950 Rinaldi Street, Suite 100, Porter Ranch, CA 91326


Deborah Castañeda, MD, specializes in surgery of the foot and ankle. Dr. Castañeda was born in Los Angeles, California, and raised in Southern California until leaving to obtain her undergraduate degree in English from Harvard University, graduating Cum Laude. She also studied Spanish while attending Harvard and is proficient in the language. She returned to Southern California to continue her studies, attending the Keck School of Medicine at the University of Southern California. She then completed her orthopedic surgery residency at Los Angeles County and University of Southern California Medical Center before going on to receive advanced, specialized training through a foot and ankle fellowship with Mark S. Myerson, MD, at The Institute for Foot and Ankle Reconstruction at Mercy in Baltimore, Maryland.

Dr. Castañeda has interests in clinical research and has published multiple papers on conditions of the foot and ankle. She has extensive experience in the surgical and non-surgical treatment of foot and ankle injuries and conditions. Additionally, she is a member of the American Orthopaedic Foot and Ankle Society (AOFAS).




Medical Board Certification

Orthopaedic Surgery, American Board of Orthopaedic Surgery, 2015


Foot & Ankle Surgery, Institute for Foot and Ankle Reconstruction at Mercy, 2013


Orthopaedic Surgery, LAC + USC Medical Center, 2012


MD, Keck School of Medicine of the USC, 2007


  • Super Doctors® Southern California 2022, 2023


Southern California Orthopedic Institute - Simi Valley

Southern California Orthopedic Institute - Westlake Village


  • Aetna
  • Anthem Blue Cross
  • Blue Shield of California
  • Centivo
  • Cigna
  • First Health
  • Health Net of California
  • Interplan (part of HealthSmart)
  • L.A. Care
  • MultiPlan
  • UFCM Health System
  • Prime Health Services
  • Private Healthcare Systems (PHCS)
  • UnitedHealthcare

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  • Super Doctors® Southern California 2022, 2023