Dr. Walid Ayoub MD Gastroenterologist

Dr. Walid Ayoub is a gastroenterologist in Los Angeles, California. He is affiliated with multiple hospitals in the area, including Cedars-Sinai Medical Center and Stanford Hospital and Clinics. He received his medical degree from Creighton University School of Medicine and has been in practice for 15 years. Dr. Ayoub accepts several types of health insurance, listed below. He is one of 55 doctors at Cedars-Sinai Medical Center and one of 49 at Stanford Hospital and Clinics who specialize in Gastroenterology. He also speaks multiple languages, including Arabic and French.

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Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Gastroenterology

Clinical Interests: Liver Transplantation, Chronic Hepatitis C, Autoimmune Hepatitis, Chronic Hepatitis B, Hepatitis B, Sclerosing Cholangitis, Biliary Liver Cirrhosis, Hepatocellular Carcinoma, Liver Neoplasms

Hospital Affiliation

Cedars-Sinai Medical Center
Ranked #5 in Gastroenterology & GI Surgery

Stanford Hospital and Clinics
Ranked #29 in Gastroenterology & GI Surgery

Veterans Affairs Palo Alto Health Care System

Education & Medical Training

VA Greater Los Angeles Healthcare System
Residency, Internal Medicine, 1999 - 2002

UCLA Medical Center
Fellowship, Gastroenterology, 2004 - 2006

Creighton University School of Medicine
Class of 1999

Certifications & Licensure

American Board of Internal Medicine
Certified 12 years in Internal Medicine

American Board of Internal Medicine
Certified 8 years in Gastroenterology

American Board of Internal Medicine
Certified 4 years in Transplant Hepatology

CA State Medical License
Active through 2012

NV State Medical License
Active through 2013

Awards, Honors & Recognition

Meaningful Use Stage 1 Certification, Centers for Medicare & Medicaid Services

Publications & Presentations

Systematic review with meta-analysis: the proportion of chronic hepatitis B patients with normal alanine transaminase ≤40 IU/L and significant hepatic fibrosis.
Chao, D. T.,Lim, J. K.,Ayoub, W. S.,Nguyen, L. H.,Nguyen, M. H.

Histologic Changes in Liver Tissues from Patients with Chronic Hepatitis B and Minimal Increases in Levels of Alanine Aminotransferase: a Meta-analysis and Systematic Review.
Nguyen, L. H.,Chao, D.,Lim, J. K.,Ayoub, W.,Nguyen, M. H.

Both HCV and HBV are Major Causes of Liver Cancer in Southeast Asians.
Lin, H.,Ha, N. B.,Ahmed, A.,Ayoub, W.,Daugherty, T. J.,Lutchman, G. A.,Garcia, G.,Nguyen, M. H.

See all 12 publications

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • BCBS California PPO
  • BCBS Illinois BlueChoice Select
  • BCBS Illinois PPO
  • Blue Shield California PPO
  • CIGNA Open Access
  • Coventry Health Care PPO Platinum
  • Coventry Missouri - HMO/POS
  • First Health PPO
  • Great West PPO
  • Health Net California Large Group PPO
  • HealthLink PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PHCS PPO
  • Multiplan PHCS PPO - Kaiser
  • Multiplan PPO
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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