Glenn Littenberg, MD

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630 S Raymond Ave Unit 240
Pasadena, CA 91105
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.

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4.034 reviews
Crunchy S.
4/8/2025

Great doctor but he's retired. I just called the practice and they confirmed it. It's also no longer called Insite. I went to his P.A. twice because waiting list was so long but we didn't vibe....

Andrea A.
12/17/2024

My visit was with Thuy Hua--if you get scheduled with this physician (I believe she's a practioner's assistant) ask for someone else. This visit was underwhelming, unhelpful, and annoying to say...

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Matt I.
7/1/2024

Called and never got an answer. Left messages on 5 different days and didn't get a return call until 10 days later by which time I had given up and switched to another doctor.

Be H.
2/4/2024

Is it legal to charge an upfront $25 Colonoscopy Paperwork Service Fee, because this office on Raymond charges. They hold you hostage in scheduling an appointment even though my insurance has been...

A S.
5/8/2024

This office is impossible to schedule with. They do not return calls, do not respond to emails, and their voicemail box is full. Good luck.

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