Welcome to Our Gastroenterology Site!

Due to the COVID-19 outbreak the CDC currently recommends that routine office visits not be scheduled. Instead of traditional office visits we are pleased to offer you "Televisits" via the ZOOM app. Please contact my staff if you would like to arrange such a visit.

Gastroenterologist Newport Beach, CA

Glenn D Madokoro, MD welcomes you!
At Glenn D Madokoro, MD, we believe that each patient and doctor become a team for treating an individual's digestive problems. Our Newport Beach gastroenterologists spend most of their time listening to understand your concerns and responding with the best treatment options for you. With the help of our professional staff, they also follow up to make sure that problems are resolved and your health improves.

We want our patients to be informed about their digestive problems and treatments, because informed patients make better decisions about their health and well being. That is why we've included a section on this website covering common topics associated with gastroenterology and endoscopic procedures.  We offer procedures that deal with screening colonoscopy, colonoscopyendoscopy, and polyps. We encourage you to look through these pages whenever you have an interest or concern related to your digestive health.

new port We also know that convenience is important to your selection of a gastroenterologist in Newport Beach. In these web pages you'll find information about Glenn D Madokoro, MD's office, including our location, maps, directions, hours, insurance policies and appointment scheduling. Please feel free to contact us with any questions you have or to request an appointment. We hope you find our practice offers the accessibility and personal commitment you look for from a gastroenterologist in Newport Beach.

Meet the Doctor

  • Glenn D. Madokoro, M.D., FACG

    Dr. Madokoro welcomes you to this site and hopes it provides you with the information you need to make a thoughtful decision about your care.

    Dr. Madokoro majored in chemistry at Stanford, where he was elected to Phi Beta Kappa and graduated with great distinction. He received all his post-graduate training at UCLA, including attending medical school, and training as an intern, resident, and fellow.

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Featured Articles

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  • Ulcerative Colitis

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  • Stomach Cancer

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  • Small Intestinal Bacterial Overgrowth (SIBO)

    Small Intestinal Bacterial Overgrowth (SIBO) is a condition that often flies under the radar but can significantly impact digestive health. In this comprehensive guide, we will unravel the intricacies of SIBO, exploring its causes, symptoms, diagnosis, and effective management strategies. Understanding ...

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  • Reglan (Metoclopramide)

    Reglan, generically known as metoclopramide, is a medication that often finds itself in the spotlight for its diverse applications in gastrointestinal health. In this comprehensive guide, we will delve into the uses, mechanisms, potential side effects, and precautions associated with Reglan. Understanding ...

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  • Rectal Bleeding

    Rectal bleeding is a symptom that can evoke concern and anxiety, prompting individuals to seek answers about its potential causes and implications. In this comprehensive guide, we'll delve into the various factors that can lead to rectal bleeding, the associated symptoms, possible underlying conditions, ...

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  • Peptic Ulcer Disease

    Peptic Ulcer Disease (PUD) is a prevalent and often misunderstood condition that affects millions of individuals worldwide. In this in-depth exploration, we will unravel the complexities of peptic ulcer disease, delving into its causes, symptoms, diagnosis, treatment options, and lifestyle modifications ...

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  • Pelvic Floor Dysfunction (PFD)

    Pelvic Floor Dysfunction (PFD) is a complex and often under-discussed health issue that affects a significant number of individuals, both men and women. In this comprehensive guide, we'll unravel the intricacies of pelvic floor dysfunction, exploring its causes, symptoms, diagnosis, treatment options, ...

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  • Pre-Colonoscopy Prep Handout

    How to Prepare Before Your Colonoscopy Procedure Your colonoscopy is scheduled on DATE at TIME. Pre-anesthesia evaluation appointment (if needed): One-Day Prep Instructions for Colonoscopy For your safety, you must follow the pre-colonoscopy prep instructions strictly. If you do not, there's a likely ...

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  • Paracentesis

    Paracentesis is a medical procedure that plays a crucial role in managing abdominal fluid accumulation, a condition known as ascites. In this comprehensive guide, we will explore the intricacies of paracentesis, its purpose, the procedure itself, potential risks, and its significance in the realm of ...

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Contact Us

Send us an email if you have any interests or concerns

Our Location

PERMANENTLY CLOSED 2901 W Cst Hwy ste 200, Newp Bch, CA 92663

Office Hours

Monday:

8:30 am-12:30 pm

Tuesday:

8:30 am-3:00 pm

Wednesday:

Closed

Thursday:

8:30 am-12:00 pm

Friday:

8:30 am-12:00 pm

Saturday:

Closed

Sunday:

Closed