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Best Gastroenterologists in Sunnyvale

Written by Andrew Le, MD

Updated November 22, 2024

Introduction to Gastroenterology in Sunnyvale

Definition and scope of gastroenterology

Gastroenterology is a medical specialty focused on the digestive system and its disorders.

It encompasses the study, diagnosis, and treatment of conditions affecting the gastrointestinal tract, liver, pancreas, and biliary system.

Gastroenterologists in Sunnyvale provide comprehensive care for a wide range of digestive health issues.

Importance of choosing the right gastroenterologist

Selecting an appropriate gastroenterologist is essential for effective diagnosis and treatment of digestive disorders.

The right specialist can significantly impact patient outcomes and overall health management.

Sunnyvale offers a diverse range of highly qualified gastroenterologists to meet various patient needs.

Overview of gastroenterology services in Sunnyvale

Sunnyvale boasts a robust gastroenterology community with numerous experienced specialists.

The city's gastroenterologists offer a wide array of services, including preventive screenings, advanced diagnostic procedures, and cutting-edge treatments.

Many Sunnyvale gastroenterologists are affiliated with prestigious medical institutions and are board-certified in their specialty.


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List of Gastroenterologists in Sunnyvale

DP

Dr. Danielle Pickham

5.0

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 972-3000

American Board of Colon & Rectal Surgery

American Board of Surgery

State University of New York at Buffalo (Medical School, 2006)

English

General Surgery

Colorectal Surgery

DL

Dr. Dan Li

5.0

Sunnyvale, CA

Sex

Male

Languages

English, Mandarin

Phone

(408) 851-7602

American Board of Internal Medicine

CAPITAL MEDICAL COLLEGE / PEKING UNION MEDICAL COLLEGE OF BEIJING (Medical School, 1996)

English

Mandarin

Gastroenterology

Internal Medicine

GB

Dr. Gayatri Bharadhwaj

5.0

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 851-2750

American Board of Internal Medicine

DR M.G.R. MEDICAL UNIVERSITY / MADRAS MEDICAL COLLEGE (Medical School, 1990)

English

Gastroenterology

RB

Dr. Robert Bronstone

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 969-2101

UNIVERSITY OF MANITOBA / SCHOOL OF MEDICINE (Medical School, 1961)

English

Gastroenterology

Dr. Aly Mohamed

Dr. Aly Mohamed

5.0

Sunnyvale, CA

Sex

Male

Languages

English, Arabic

American Board of Internal Medicine

University Of New Mexico Health Sciences (Fellowship Hospital, 2018)

Loyola University Medical Center, Chicago (Residency Hospital, 2015)

Medical College of Wisconsin (Medical School, 2012)

English

Arabic

Gastroenterology

Internal Medicine

VT

Dr. Varun Takyar

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(925) 776-7725

American Board of Internal Medicine

Ross University School of Medicine (Medical School, 2011)

English

Gastroenterology

Internal Medicine

RS

Dr. Roy Soetikno

5.0

Sunnyvale, CA

Sex

Male

Languages

English, Indonesian

Phone

(650) 492-3384

University of Chicago (Medical School, 1990)

English

Indonesian

Gastroenterology

PR

Dr. Paul Rubinstein

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 321-4121

American Board of Internal Medicine

Georgetown University School of Dentistry (Medical School, 1975)

English

Gastroenterology

Internal Medicine

DN

Dr. David Nano

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

University of Southern California Keck School of Medicine (Medical School, 1981)

English

Gastroenterology

Internal Medicine

AL

Dr. Andrew Lipton

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 964-7700

American Board of Internal Medicine

University of Maryland at Baltimore (Medical School, 1969)

English

Gastroenterology

Internal Medicine

Dr. David Limsui

Dr. David Limsui

5.0

Sunnyvale, CA

Sex

Male

Languages

English, German, Mandarin

Phone

(650) 723-6961

American Board of Internal Medicine

University of Illinois College of Medicine (Medical School, 2004)

English

German

Mandarin

Gastroenterology

Internal Medicine

JJ

Dr. John Wood Jr

5.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 739-6000

American Board of Internal Medicine

SAINT LOUIS UNIVERSITY / HEALTH SCIENCES CENTER (Medical School, 1964)

English

Gastroenterology

Dr. Ruel Garcia

Dr. Ruel Garcia

5.0

Sunnyvale, CA

Sex

Male

Languages

English, Chinese, Spanish, Tagalog, Vietnamese

American Board of Internal Medicine

University of California Medical Center (Fellowship Hospital)

University of California Medical Center (Residency Hospital)

University of California Medical Center (Internship Hospital)

University of California (Medical School)

English

Chinese

Spanish

Tagalog

Vietnamese

Gastroenterology

EL

Dr. Erin Libuit

5.0

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

JL

Dr. Jiayi Li

4.9

Sunnyvale, CA

Sex

Male

Languages

English, Mandarin

Phone

(650) 934-7575

American Board of Internal Medicine

Yale School of Medicine (Fellowship Hospital, 2001)

Yale-Norwalk Hospital (Residency Hospital, 1998)

Hurley Medical Center (Internship Hospital, 1995)

China Medical University (Medical School, 1985)

English

Mandarin

Gastroenterology

Dr. James Torosis

Dr. James Torosis

4.7

Sunnyvale, CA

Sex

Male

Languages

English, French, Greek

Phone

(650) 326-3600

American Board of Internal Medicine

Mercy Hospital (Residency Hospital, 1984)

yale University (Fellowship Hospital, 1984)

McGill University (Internship Hospital, 1982)

McGill University Faculty of Medicine (Medical School, 1981)

English

French

Greek

Gastroenterology

Internal Medicine

JG

Dr. Jennifer Guy

4.6

Sunnyvale, CA

Sex

Female

Languages

English

American Board of Internal Medicine

University of California-San Francisco (Fellowship Hospital)

University of California, San Francisco School of Medicine (Medical School, 2002)

English

Gastroenterology

AR

Dr. Andrew Roorda

4.6

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 988-7530

American Board of Internal Medicine

St. Georges University School of Medicine (Medical School, 2004)

English

Gastroenterology

Internal Medicine

FA

Dr. Frank Anderson

4.5

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(707) 541-7900

American Board of Internal Medicine

Comb UCLA Prog (Fellowship Hospital, 1988)

Beth Israel Deaconess Medical Center (Fellowship Hospital, 1985)

Boston University Chobanian & Avedisian School of Medicine (Medical School, 1981)

English

Gastroenterology

Internal Medicine

Dr. Vicky Yang

Dr. Vicky Yang

4.4

Sunnyvale, CA

Sex

Female

Languages

English, Mandarin, Mandarin, Mandarin, Minnan

Phone

(650) 326-3600

American Board of Internal Medicine

Northwestern University Feinberg School of Medicine (Medical School, 1993)

English

Mandarin

Mandarin

Mandarin

Minnan

Gastroenterology

EH

Dr. Edward Huang

4.3

Sunnyvale, CA

Sex

Male

Languages

English, Mandarin, Mandarin

Sinai Hospital, Wayne State University (Residency Hospital)

Nishtar Medical College (Internship Hospital)

Detroit Medical College, Wayne State University (Fellowship Hospital, 2002)

English

Mandarin

Mandarin

Gastroenterology

SM

Dr. Sinda Mein

4.3

Sunnyvale, CA

Sex

Female

Languages

English, Spanish

Phone

(650) 498-6500

UNIVERSITY OF SOUTHERN COLORADO (Medical School, 1998)

English

Spanish

Gastroenterology

JL

Dr. Jay Ladenheim

4.2

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 404-8400

Stanford University School of Medicine (Fellowship Hospital, 1993)

New York Hospital (Internship Hospital, 1988)

Stanford University School of Medicine (Medical School, 1987)

English

Gastroenterology

LB

Dr. Luke Bi

4.0

Sunnyvale, CA

Sex

Male

Languages

English

American Board of Internal Medicine

CALIFORNIA STATE UNIVERSITY / SACRAMENTO / COLLEGE OF HEALTH AND HUMAN SERVICES (Medical School, 1999)

English

Gastroenterology

SR

Dr. Sanjay Ramrakhiani

3.8

Sunnyvale, CA

Sex

Male

Languages

English, Hebrew

Phone

(650) 934-7575

American Board of Internal Medicine

Saint Louis University Hospital (Fellowship Hospital, 1998)

SUNY Upstate Medical University Hospital (Internship Hospital, 1993)

All India Inst Med Scis (Medical School, 1992)

English

Hebrew

Gastroenterology

Dr. George Triadafilopoulos

Dr. George Triadafilopoulos

3.8

Sunnyvale, CA

Sex

Male

Languages

English, French, Greek

Phone

(650) 988-7488

American Board of Internal Medicine

Boston University Medical Center (Fellowship Hospital, 1985)

Sinai Grace Hospital (Residency Hospital, 1983)

Wayne State Affil Hosps (Residency Hospital, 1982)

English

French

Greek

Gastroenterology

Internal Medicine

Dr. Cynthia Leung

Dr. Cynthia Leung

3.7

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 964-3636

American Board of Internal Medicine

Stanford University Medical Center (2006)

Stanford University Medical Center (Residency Hospital, 2005)

Stanford University Medical Center (Fellowship Hospital, 2005)

Stanford University Medical Center (Internship Hospital, 2003)

Stanford University (Medical School, 2002)

English

Gastroenterology

GR

Dr. Gurpreet Rihal

3.7

Sunnyvale, CA

Sex

Female

Languages

English, Hindi

Phone

(408) 972-6530

American Board of Internal Medicine

MEERUT UNIVERSITY / L.L.R.M. MEDICAL COLLEGE (Medical School, 1990)

English

Hindi

Gastroenterology

JR

Dr. Joanna Ready

3.4

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

Medical College of Wisconsin (Medical School, 1984)

English

Gastroenterology

Internal Medicine

Dr. Samuel Marcus

Dr. Samuel Marcus

3.3

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 988-7488

American Board of Internal Medicine

Bristol University|Liverpool University|UCSD (Fellowship Hospital, 1985)

Liverpool University (Residency Hospital, 1981)

Bristol University (Fellowship Hospital, 1981)

Liverpool University (Fellowship Hospital, 1981)

UCSD (Fellowship Hospital, 1981)

Liverpool University (Internship Hospital, 1978)

University Of Liverpool, Faculty Of Medicine (Medical School, 1977)

English

Gastroenterology

Internal Medicine

SM

Dr. Stephen Moff

3.3

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

Duke University (Medical School, 1999)

English

Gastroenterology

PS

Dr. Peter Simpson

3.3

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

St Mary's Hospital Medical Center (Residency Hospital)

UC Davis (Medical School, 1998)

English

Gastroenterology

DS

Dr. Derrick Siao

3.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-2750

English

Gastroenterology

MA

Dr. Michael Ahn

3.0

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

NEW YORK INSTITUTE OF TECHNOLOGY / OLD WESTBURY (Medical School, 1994)

English

Gastroenterology

NS

Dr. Nicole Simpson

2.8

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

Stanford University (Medical School)

English

Gastroenterology

ST

Dr. Sanjeev Tummala

2.7

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

Gandhi Medical College, Bhopal, Barkatulla Vishwavidyalaya (Medical School)

English

Gastroenterology

Internal Medicine

KS

Dr. Katerina Shetler

2.7

Sunnyvale, CA

Sex

Female

Languages

English, Russian

Phone

(650) 934-7575

American Board of Internal Medicine

California Pacific Medical Center - California (Fellowship Hospital)

Zaporozhye State Medical University (Medical School, 1995)

English

Russian

Gastroenterology

SF

Dr. Spencer Fung

1.8

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

University of California at Berkeley (Medical School, 1994)

English

Gastroenterology

EH

Dr. Edith Ho

1.0

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 724-3000

American Board of Internal Medicine

Ucsf Medical Center (Fellowship Hospital, 2013)

Stanford University School of Medicine (Residency Hospital, 2010)

Stanford University School of Medicine (Internship Hospital, 2008)

University of Toronto, Fac Med (Medical School, 2007)

English

Gastroenterology

KG

Dr. Krish Gandhi

N/A

Sunnyvale, CA

Sex

Male

Languages

English

American Board of Internal Medicine

Drexel University (Medical School)

English

Gastroenterology

Internal Medicine

RB

Dr. Rani Berry

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 652-8480

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

JC

Dr. Jennifer Chang

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 851-2729

American Board of Internal Medicine

TEACHERS COLLEGE AT COLUMBIA UNIVERSITY (Medical School, 2008)

English

Gastroenterology

Internal Medicine

CT

Dr. Claribel Taylor

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(510) 498-2395

American Board of Internal Medicine

Beth Israel Deaconess Medical Center (Fellowship Hospital, 2006)

University CA (Residency Hospital, 2001)

Barnes - Jewish Hospital (Internship Hospital, 1999)

HARVARD Medical School (Medical School, 1998)

English

Gastroenterology

RR

Dr. Robert Ruskin

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 988-8202

American Board of Internal Medicine

Johns Hopkins School of Medicine (Medical School, 1968)

English

Gastroenterology

GT

Dr. George Tinawi

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 988-7488

American Board of Internal Medicine

University of Aleppo School of Medicine (Medical School, 1979)

English

Gastroenterology

MN

Dr. Michael Northcutt

N/A

Sunnyvale, CA

Sex

Male

Languages

English

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

AF

Dr. Aurelia Fu

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 934-7575

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

KC

Dr. Krisna Chai

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

Baylor University (Medical School, 2002)

English

Gastroenterology

Internal Medicine

RI

Dr. Raymond Finn III

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(615) 791-7252

American Board of Internal Medicine

Duke University Hospital (Fellowship Hospital)

Brigham and Womens Hospital (Residency Hospital, 2015)

Brigham and Womens Hospital (Internship Hospital, 2013)

Dartmouth University Geisel School of Medicine (Medical School, 2012)

English

Gastroenterology

Internal Medicine

JC

Dr. Jenny Chen

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 972-6530

University of Illinois College of Medicine (Medical School, 2005)

English

Gastroenterology

CD

Dr. Caitlin Doan

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(408) 851-1000

American Board of Internal Medicine

UNIVERSITY OF CALIFORNIA AT LOS ANGELES / CENTER FOR HEALTH SCIENCES (Medical School, 1999)

English

Gastroenterology

TH

Dr. Tressia Hing

N/A

Sunnyvale, CA

Sex

Female

Languages

English

American Board of Internal Medicine

Harbor-UCLA Medical Center (Medical School, 2011)

English

Gastroenterology

Internal Medicine

AJ

Dr. Atenodoro Ruiz Jr

N/A

Sunnyvale, CA

Sex

Male

Languages

English, Tagalog

Phone

(408) 851-1000

American Board of Internal Medicine

Afable College of Medicine and Surgery (Medical School, 1992)

English

Tagalog

Gastroenterology

TK

Dr. Tonya Kaltenbach

N/A

Sunnyvale, CA

Sex

Female

Languages

English

Phone

(650) 493-5000

Thomas Jefferson University (Medical School, 2001)

English

Gastroenterology

KC

Dr. Kenneth Chin

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(650) 988-6818

University of California at Berkeley (Medical School, 1977)

English

Gastroenterology

Internal Medicine

Nursing (Nurse Practitioner)

JP

Dr. Jennifer Pan

N/A

Sunnyvale, CA

Sex

Female

Languages

English, Mandarin

Phone

(650) 493-5000

American Board of Internal Medicine

Stanford Hospital (Fellowship Hospital, 2016)

Yale New Haven Hospital (Internship Hospital, 2011)

English

Mandarin

Gastroenterology

Internal Medicine

MG

Dr. Mamigon Garabedian

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(617) 512-9160

American University of Beirut Faculty of Medicine (Medical School, 1962)

English

Gastroenterology

YC

Dr. Yao-Wen Cheng

N/A

Sunnyvale, CA

Sex

Male

Languages

English

Phone

(408) 851-2750

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

WK

Dr. Woong Kim

N/A

Sunnyvale, CA

Sex

Male

Languages

English, Korean

Phone

(650) 723-4000

American Board of Internal Medicine

Mayo Grad School Med/Mayo Fndn (Residency Hospital)

University Of Ar College Of Med (Residency Hospital)

English

Korean

Gastroenterology

Transplant Hepatology

Factors to Consider When Choosing a Gastroenterologist in Sunnyvale

Qualifications and Certifications

Board Certification

  • American Board of Internal Medicine certification is common among top-rated gastroenterologists in Sunnyvale

Educational Background

  • Consider the medical school attended and any specialized training or fellowships

Experience and Specializations

Years of Practice

  • Look for gastroenterologists with substantial experience in the field

Sub-specialties

  • Some gastroenterologists in Sunnyvale have additional expertise in areas like colorectal surgery or transplant hepatology

Patient Reviews and Ratings

Star Ratings

  • Many top gastroenterologists in Sunnyvale have 5-star ratings on review platforms

Number of Reviews

  • Consider both the rating and the number of reviews for a more comprehensive view

Language Capabilities

Multilingual Doctors

  • Many gastroenterologists in Sunnyvale speak multiple languages, including Mandarin, Spanish, and others

Communication Comfort

  • Choose a doctor with whom you can communicate effectively

Accessibility and Location

Office Location

  • Consider the convenience of the doctor's office location in Sunnyvale

Appointment Availability

  • Check how easy it is to schedule appointments and the typical wait times

Top-Rated Gastroenterologists in Sunnyvale

Dr. Ruel Garcia

Overview

  • Highest rated gastroenterologist in Sunnyvale
  • 5.0 star rating with 24 reviews
  • Board certified by the American Board of Internal Medicine

Education and Experience

  • Educated at University of California Medical Center
  • Completed fellowship, residency, and internship at UC Medical Center

Languages

  • Proficient in English, Chinese, Spanish, Tagalog, and Vietnamese
  • Ability to communicate with a diverse patient population

Dr. David Limsui

Overview

  • Highly rated gastroenterologist with a 5.0 star rating
  • 4 patient reviews
  • Board certified by the American Board of Internal Medicine

Education and Experience

  • Graduated from University of Illinois College of Medicine in 2004
  • Specializes in both Gastroenterology and Internal Medicine

Languages

  • Fluent in English, German, and Mandarin
  • Capable of serving a multilingual patient base

Dr. Jiayi Li

Overview

  • Highly regarded gastroenterologist with a 4.9 star rating
  • 11 patient reviews
  • Board certified by the American Board of Internal Medicine

Education and Experience

  • Graduated from China Medical University in 1985
  • Completed fellowship at Yale School of Medicine
  • Residency at Yale-Norwalk Hospital and internship at Hurley Medical Center

Languages

  • Proficient in English and Mandarin
  • Able to serve both English-speaking and Chinese-speaking patients

How to Choose the Right Gastroenterologist for You

Assessing your specific needs

Identify your gastrointestinal concerns

  • List your symptoms and medical history
  • Consider any family history of GI disorders

Determine if you need a specialist

  • Consult with your primary care physician
  • Research if your condition requires specialized care

Scheduling consultations

Research available gastroenterologists in Sunnyvale

  • Use the provided list of top-rated doctors
  • Check their availability and wait times

Prepare questions for your consultation

  • Write down your symptoms and concerns
  • List any medications you're currently taking

Asking the right questions during your visit

Inquire about the doctor's experience

  • Ask about their experience with your specific condition
  • Discuss their approach to treatment

Discuss communication and follow-up procedures

  • Ask about their preferred method of communication
  • Inquire about their policy on follow-up appointments

Considering insurance and cost factors

Verify insurance coverage

  • Check if the doctor is in-network with your insurance
  • Understand your policy's coverage for gastroenterology services

Discuss potential costs

  • Ask about fees for consultations and procedures
  • Inquire about payment plans or financial assistance if needed