William J. Carroll, MD

William J. Carroll, MD

  • Hospital Medicine
Average rating: 4.9
 
Westwood Internal Medicine 200 |

About

Dr. William Carroll is an internist who practices both traditional primary care and complex medical care for the UCLA Health Extensivist Program in Westwood. He is board certified in internal medicine, and uses evidence-based methods and a multidisciplinary team approach to improve health outcomes for patients.

Dr. Carroll received his medical degree from St. George's University. He completed his internship and residency training in internal medicine at New York's Stony Brook University Hospital, where he went on to complete his chief medical residency. He received his undergraduate degree from McGill University in Montreal, Canada.

Outside of the clinic, Dr. Carroll engages in clinical research on how to improve the quality and safety of opioid prescription for the use of non-cancer related pain. He also conducts research on how to improve the way that social determinants of health are addressed in patient populations.

He is a strong advocate for improving patient care and graduate medical education in the David Geffen school of Medicine and UCLA. He continues to advocate for improvements in our health care system while working with the American College of Physicians and the American Medical Association.

Languages

English

Education

Medical Board Certification

Internal Medicine, American Board of Internal Medicine, 2017

Residency

Internal Medicine, Stony Brook School of Medicine, 2017

Degree

MD, St. George's University, 2014

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center

Medical Services

Insurance

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

Reviews

Overall Rating:
4.9
102 total ratings | 73 reviews
5.0
August 29, 2025
I feel very comfortable talking about medical questions
5.0
August 19, 2025
He care he listened he let me ask question it’s incredible Doctor
5.0
August 12, 2025
I’m giving. My full gratitude. To my primary For. His. Kindness / understanding helping. me. To. All. my. Medical. Matters. To find. The. treatments . He is very remarkable Doctor regarding. His. Knowledge. In. Treating my. Health issues truly appreciate from the bottom. Of my. Heart . Thank you
5.0
August 11, 2025
Dr. Caroll is great!!
5.0
August 5, 2025
Dr Carroll is the best doctor in the UCLA system