Lisa Hertz, MD
Lisa Hertz, MD is a Gastroenterologist practice in Los Alamitos, CA. Rated 4.8 from 54 public reviews. Phone and website are listed.

Address
4772 Katella Ave #200, Los Alamitos, CA 90720
Los Alamitos, CA 90720
Phone
(562) 596-5552Website
Visit listed websiteListing updates
Request a correction or opt-outListed hours
- Monday
- 8AM–4:30PM
- Tuesday
- 8AM–4:30PM
- Wednesday
- 8AM–4:30PM
- Thursday
- 8AM–4:30PM
- Friday
- 8AM–4:30PM
- Saturday
- Closed
- Sunday
- Closed
Credentials, affiliations, and coverage
Sources
- google-maps-octoparse · checked Aug 30, 2026
- google-maps-octoparse-cloud-recovery · checked Aug 12, 2026
Federal data is attributed to its source and does not imply CMS endorsement.
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Newest reviews
Gail Billings-Beck
She tunes in to whatever is important to you and gives clear feedback.
Sarah Sandell
Dr Hertz is a brilliant thorough physician with a great bedside manner.
Lesley Bunting
Dr. Hertz is the only doctor I know I can put my complete trust in because I don’t have any issues like I’ve had with other doctors. I’m going back to her for my procedures as long as she practices medicine.
MLADYLU Lu
Dr Hertz is extremely proficient in her field. Caring & knowledgeable, her patients can feel confident that they are in good hands.
Patricia Lange
No written review was provided.
Linda Turshman
Dr. Hertz and her staff are so kind and thorough and efficient. Highly recommend.
Cynthia Strawther
Dr Hertz is such a careful and detailed doctor! Her office runs so smoothly and is very well organized! They are so available in so many ways if you need help because of intestinal troubles!!!! Dr. Hertz makes herself available even on days of her procedures through her staff relaying messages!! It has been a godsend!!! Thank you sooo much to Dt. Hertz and her entire staff starting with Ally and Angela!!!! Cyndee Strawther
Lani DeBenedictis
Great office support. Dr Hertz is always professional, thorough and warm. She has helped me improve my health. She is an excellent physician and experienced. Her staff reflects her standards as well - always organized and efficient.
Hanan Yaqub
De. Hertz is an expert in her field and tenacious about getting to the bottom of a problem. I am deeply indebted to her for her care.
Sharon De Vries
No written review was provided.



