Public provider listing

Lisa Hertz, MD

4.8(54)

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

Public hours

Listed hours

As published
Monday
8AM–4:30PM
Tuesday
8AM–4:30PM
Wednesday
8AM–4:30PM
Thursday
8AM–4:30PM
Friday
8AM–4:30PM
Saturday
Closed
Sunday
Closed
Verified listing details

Credentials, affiliations, and coverage

Checked Aug 27, 2026

Sources

Federal data is attributed to its source and does not imply CMS endorsement.

Public media

Newest photos

Up to 10
Lisa Hertz, MD listing photo 1
Public reviews

Newest reviews

Up to 10

Gail Billings-Beck

5.0

She tunes in to whatever is important to you and gives clear feedback.

Sarah Sandell

5.0

Dr Hertz is a brilliant thorough physician with a great bedside manner.

Lesley Bunting

5.0

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

5.0

Dr Hertz is extremely proficient in her field. Caring & knowledgeable, her patients can feel confident that they are in good hands.

Patricia Lange

5.0

No written review was provided.

Linda Turshman

5.0

Dr. Hertz and her staff are so kind and thorough and efficient. Highly recommend.

Cynthia Strawther

5.0

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

5.0

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

5.0

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

5.0

No written review was provided.

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