Digestive Health Institute

Motility Program

(949) 764-8379

About
Conditions
Procedures & Treatments
Meet the Team

Diagnostics & Treatments

Anorectal Manometry

Electrogastrograms (EGG)

EndoFLIP

Enterra Therapy

Esophageal Manometry (EM)

InterStim

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Pelvic Floor Health

Peroral Endoscopic Myotomy (POEM)

Personalized Breath Tests

Personalized Nutrition

Pyloroplasty

Timed Barium Esophageal Emptying Study

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Transoral Incisionless Fundoplication (TIF)

Living with a motility disorder impacts daily life. Hoag uses advanced technology to diagnose and treat conditions affecting swallowing and digestion—from POEM to being the West Coast’s first FoodMarble site—helping you return to a better quality of life.

Checking elderly woman's throat glands

A Recognized Leader in Gastroenterology and GI Surgery

Among all of the hospitals across the country, U.S. News & World Report’s 2024-2025 Best Hospitals Rankings named Hoag a high-performing hospital in gastroenterology and GI surgery.

Surgery 6

First on the West Coast

Hoag is the first site on the West Coast to offer the FoodMarble personalized breath testing device for Small Intestinal Bacterial Overgrowth (SIBO) testing or Rapid Progressive Motility (RPM).

Ultrasound for throat

Your motility care starts here

1

Find the right provider

Get care from medical providers that fit your needs in a location near you.

Find a provider

2

Explore motility resources

Find information made to guide and support you on your journey.

See all resources

3

Get in touch 

Didn’t see what you’re looking for? Reach out and we’ll make sure you get what you need.

Related Conditions

Abnormal Bowel Function

Achalasia

The term achalasia means “failure to relax” and refers to the inability of the lower esophageal sphincter to open and let food/liquids pass into the stomach.

Bowel Obstructions

Dysphagia

Dysphagia is medical condition characterized by difficulty swallowing.

Fecal Incontinence

Gastroesophageal Reflux Disease (GERD)

Gastroesophageal Reflux Disease (GERD) is a digestive disorder in which stomach acid frequently flows back into your esophagus, the long, muscular tube that connects the mouth and stomach.

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Gastroparesis

Gastroparesis, often referred to as delayed gastric emptying, is a chronic medical condition in which the movement of food from the stomach to the small intestine is slowed or stopped altogether.

Irritable Bowel Syndrome (IBS)

Small Intestinal Bacterial Overgrowth (SIBO)

Meet Our Motility Program Team

Motility Specialist

Linda Nguyen, MD

Linda Nguyen, MD

Division Chief of Gastroenterology and Hepatology

Catherine B. Ngo, MD

Catherine B. Ngo, MD

Program Director, Hoag Motility Program, Gastroenterology

Advanced Endoscopy

Kenneth J. Chang, MD

Kenneth J. Chang, MD

James & Pamela Muzzy Executive Medical Director Endowed Chair in GI Cancer, Digestive Health Institute, Gastroenterology

Jennifer Phan, MD

Jennifer Phan, MD

Medical Director, Hoag Irvine Advanced Endoscopy, Director of Bariatric Endoscopy, Gastroenterology

Ravi J. Kankotia, MD

Ravi J. Kankotia, MD

Gastroenterology

Paul J. Korc, MD

Paul J. Korc, MD

Medical Director Hoag GI Lab, Gastroenterology

Phuong T. Nguyen, MD

Phuong T. Nguyen, MD

Medical Director of Hoag Advanced Endoscopy Center, Gastroenterology

Hali Pham, NP

Hali Pham, NP

Nurse Practitioner

Care Counselor & Dietician

Kim DeLiema, LCSW

Kim DeLiema, LCSW

Digestive Health Therapist

Chelsea Honrath, RDN

Chelsea Honrath, RDN

Registered Dietitian

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