Dr. Glenn Littenberg is accepting new patients!


Dr. Glenn Littenberg founded his practice in 1978. He graduated from Reed College and from the University of Southern California School of Medicine in 1973. Dr. Littenberg subsequently completed 5 years of postgraduate residency and specialty training at both USC and UCLA.

He has been President of the Medical Staff at Huntington Hospital and President of the State Internal Medicine Societies twice. He speaks at many national meetings on issues related to healthcare reform, Medicare, and coding.

Dr. Littenberg is repeatedly listed amongst “Best Doctors” in a variety of public and peer surveys and has received distinguished service awards from several professional societies. The medical residents at Huntington twice voted him as “Best Teacher.”

Treatment Philosophy
Our group strives to provide optimal care for our patients’ digestive health problems in an environment in which they can be comfortable and feel confident in getting the best advice and the most effective treatments. Dr. Littenberg is committed to listening to you and providing you with the safest, most effective and comfortable setting for your GI procedure. His staff is focused on the medical needs of their patients and provide timely access to care. He feels strongly about keeping your care as affordable as possible.
Specialties and Services
  • Colonoscopy
  • Upper Endoscopy
  • Colon Cancer Screening
  • Online Video Visits
Online Video Visits
Dr. Glenn Littenberg is able to offer online tele-health services for patients who want to see or speak to the provider from the comfort of their home. Please contact our office at 626.449.9920 to schedule an appointment.
  • English
Education & Training
  • Fellowship: UCLA Medical Center
  • Residency: University of Southern California
  • MD: USC School of Medicine
Professional Affiliations
  • American Gastroenterological Association (AGA)
  • American Medical Association
  • LA County and California Medical Associations
  • American Society for Gastrointestinal Endoscopy (ASGE)
  • Active Medical Staff and Past President, Huntington Memorial Hospital, Pasadena
  • American College of Physicians (ACP; fellowship FACP status)
Pasadena – Raymond Office 630 S. Raymond Ave., Suite 240 Pasadena, CA 91105 Phone: (626) 449-9920 Fax: (844) 406-5405