Dr. Littenberg is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
630 S Raymond Ave
Unit 240
Pasadena, CA 91105Phone+1 626-449-9920Fax+1 626-578-7366
Summary
- I am a board certified gastroenterologist practicing with 5 other GI specialists at our site, and part of inSite Digestive Healthcare, the largest independent GI specialty group in California with over 50 physicians in numerous communities. Check us out at inSitedigestive.com and follow us on all major social media!
Education & Training
- UCLA David Geffen School of Medicine/UCLA Medical CenterFellowship, Gastroenterology, 1977 - 1978
- University of Southern California/Los Angeles General Medical Center (USC/LA General)Residency, Internal Medicine, 1973 - 1976
- Keck School of Medicine of the University of Southern CaliforniaClass of 1973
Certifications & Licensure
- CA State Medical License 1974 - 2026
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
- National Board of Physicians and Surgeons Gastroenterology
- National Board of Physicians and Surgeons Internal Medicine
Awards, Honors, & Recognition
- Fellow, ASGE (FASGE) American Society for Gastrointestinal Endoscopy, 2016
- Master (MACP) American College of Physicians, 2014
- Board Member, founding SCGA Southern California Gastroenterology Associates, 2012
- Join now to see all
Publications & Presentations
PubMed
- 8 citationsPredict, resect, and discard … really?Reed B. Hogan, Joel V. Brill, Glenn Littenberg, Daniel C. DeMarco
Gastrointestinal Endoscopy. 2012-03-01 - 8 citationsThe Role of the Gastrointestinal Hospitalist in Optimizing Endoscopic Operations.Edward Sun, Michelle L. Hughes, Sarah Enslin, Kathy Bull-Henry, Vivek Kaul
Gastrointestinal Endoscopy Clinics of North America. 2021-07-20 - 13 citationsIncreased Kallikrein Content of Saliva from Patients with Cystic Fibrosis of the Pancreas: A Theory for the Pathogenesis of Abnormal SecretionsJack Lieberman, Glenn D. Littenberg
Pediatric Research. 1969-11-01
Press Mentions
- 15 Reports on COVID-19 from the World of GastroenterologyApril 25th, 2020
- Q&A: Endoscopists Need to Prioritize Health Screenings, Procedures During COVID-19 PandemicMarch 27th, 2020
- ASGE EndoVators Summit: Defining the Role and Value of Endoscopic Therapies in Obesity ManagementOctober 12th, 2017
Professional Memberships
- Fellow
- Chair, Practice Management Committee & CPT Adviser to AMA
- Member
- Member, & past member CPT Editorial Panel; CPT Advisor for ASGE
Other Languages
- Spanish, Chinese (Mandarin), Arabic, Armenian
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence: