Igor Kagan, MD
Accepting new patients

Igor Kagan, MD

  • Nephrology
Average rating: 5.0
| 287 ratings
Westlake Village Triunfo Primary & Specialty Care | 141 Triunfo Canyon Road, Suite 110, Westlake Village, CA 91361


Dr. Igor Kagan is a nephrologist who practices in Westlake Village. His clinical interests include general nephrology, chronic kidney disease, acute kidney injury, dialysis, hypertension and proteinuria.  He is board certified in internal medicine and nephrology.

Dr. Kagan is also a physician informaticist working to optimize the electronic medical record. Additionally in 2021 he was elected to the executive board of the Department of Medicine Professional Group for a 3 year term. He is also the associate program director for the general nephrology fellowship training program. 

Dr. Kagan grew up in Los Angeles and received his medical degree from the Keck School of Medicine of USC. He then completed his internal medicine training at Los Angeles County + USC Medical Center, and completed his nephrology fellowship at Ronald Reagan UCLA Medical Center. He earned his Bachelor of Arts degree in business-economics from UCLA, and was inducted into the prestigious Phi Beta Kappa and Mortar Board National Honor Society.




Medical Board Certifications

Nephrology, American Board of Internal Medicine, 2018
Internal Medicine, American Board of Internal Medicine, 2016


Nephrology, UCLA School of Medicine, 2018


Internal Medicine, LAC + USC Medical Center, 2016


MD, Keck School of Medicine of the USC, 2013


  • Top Doctor, Castle Connolly, 2024
  • Super Doctors® Southern California Rising Stars 2023, 2024

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center


  • 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

The list of health care plans above may not be comprehensive and could change. 
Please contact your benefits coordinator or health insurance company directly to verify coverage.

Visit our health insurance information page for more details.


  • Top Doctor, Castle Connolly, 2024
  • Super Doctors® Southern California Rising Stars 2023, 2024