Expertise in
40
conditions

Dr. Irene S. Sonu

Gastroenterology
Anesthesia Preoperative Evaluation Clinic At Stanford Medicine Outpatient Center
420 Broadway St, 
Redwood City, CA 
Offers Telehealth
Expertise in
40
conditions
Anesthesia Preoperative Evaluation Clinic At Stanford Medicine Outpatient Center
420 Broadway St, 
Redwood City, CA 

Overview

Irene Sonu is a Gastroenterologist practicing medicine in Redwood City, California.

Dr. Sonu is highly rated in 40 conditions, according to our data. Her clinical expertise encompasses Gastroparesis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Endoscopy, and Colonoscopy.

She is actively involved in clinical research, co-authoring 25 peer reviewed articles and participating in 1 clinical trial.

Specialties

Gastroenterology

Licenses

Internal Medicine in CA

Hospital Affiliations

Stanford Health Care Tri-Valley
Stanford Health Care

Languages Spoken

English

Gender

Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Alignment Health Plan
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Contra Costa Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • OTHER COMMERCIAL
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

Health Plan of San Mateo
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Highmark
  • EPO
  • HMO
  • PPO
HMSA
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Nippon Life
  • INSURANCE PLAN
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Santa Clara Family Health Plan
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
South Country Health Alliance
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
Sutter Health
  • HMO
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Valley Health
  • HMO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Western Health Advantage
  • HMO
  • INSURANCE PLAN
  • MEDICARE DISCOUNT CARD
  • MEDICARE MAPD
View 28 Less Insurance Carriers -

Locations

Anesthesia Preoperative Evaluation Clinic at Stanford Medicine Outpatient Center
420 Broadway St, Redwood City, CA 94063
Other Locations
Office
965 High St, Palo Alto, CA 94301

Additional Areas of Focus

Dr. Sonu has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Non-Alcoholic Fatty Liver Disease
Nonalcoholic Steatohepatitis (NASH)

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

1 Clinical Trials

Zemedy - Evaluation of Zemedy, a Cognitive Behavioral Therapy-based Digital Therapeutic Application for the Treatment of Irritable Bowel Syndrome
Zemedy - Evaluation of Zemedy, a Cognitive Behavioral Therapy-based Digital Therapeutic Application for the Treatment of Irritable Bowel Syndrome
Enrollment Status: Terminated
Publish Date: May 28, 2025
Intervention Type: Device
Study Phase: Not Applicable

25 Total Publications

Methane Trajectory Phenotypes on Glucose Breath Testing Are Associated With Slow Colonic Transit: A Group-Based Trajectory Modeling Analysis.
Methane Trajectory Phenotypes on Glucose Breath Testing Are Associated With Slow Colonic Transit: A Group-Based Trajectory Modeling Analysis.
Journal: Neurogastroenterology and motility
Published: June 08, 2026
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Frequently Asked Questions about Dr. Irene S. Sonu

How do I make an appointment with Dr. Irene S. Sonu?

You can book an appointment with Dr. Irene S. Sonu by calling their office at 650-736-5555. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Irene S. Sonu a top-rated expert for Gastroparesis?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Irene S. Sonu is classified as an Distinguished expert for Gastroparesis, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Irene S. Sonu specialize in?

While Dr. Irene S. Sonu is a Gastroenterology, they have specific expertise in Gastroparesis, Gastroesophageal Reflux Disease (GERD), and Gastric Dysmotility. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.

Does Dr. Irene S. Sonu participate in research or clinical trials?

Yes. Dr. Irene S. Sonu has published 25 articles and abstracts on conditions like Gastroparesis. You can view a list of Dr. Irene S. Sonu's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Irene S. Sonu accept my insurance?

Dr. Irene S. Sonu accepts most major insurance plans, including Aetna and Alignment Health Plan. We recommend calling the office directly at 650-736-5555 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Sonu's expertise for a condition
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