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Best Gastroenterologists in Pasadena

Written by Andrew Le, MD

Updated December 24, 2024

Introduction to Gastroenterology in Pasadena

Definition and scope of gastroenterology

Gastroenterology is a medical specialty that focuses on the diagnosis and treatment of disorders affecting the digestive system, including the esophagus, stomach, small intestine, colon, liver, pancreas, and gallbladder. In Pasadena, California, gastroenterologists play a significant role in maintaining the digestive health of the local population.

Gastroenterologists in Pasadena treat a wide range of conditions, from common issues like acid reflux and irritable bowel syndrome to more complex disorders such as inflammatory bowel disease, liver cirrhosis, and gastrointestinal cancers. They perform various procedures, including colonoscopies, endoscopies, and liver biopsies, to diagnose and manage these conditions effectively.

Importance of selecting the right gastroenterologist

Choosing the right gastroenterologist in Pasadena is an important decision that can significantly impact your digestive health. A skilled and experienced gastroenterologist can provide accurate diagnoses, develop effective treatment plans, and offer valuable guidance on maintaining optimal digestive health.

The gastroenterologists in Pasadena, as evidenced by the data provided, offer a diverse range of expertise and backgrounds. For instance, Dr. Glenn Littenberg, with a 5.0-star rating from 50 reviews, demonstrates a high level of patient satisfaction. Similarly, Dr. Dana Pan and Dr. Ken Nguyen, both with excellent ratings, showcase the quality of care available in the area.


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List of Gastroenterologists in Pasadena

BT

Dr. Benjamin Tabibian

5.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(909) 881-4520

American Board of Internal Medicine

Touro College of Osteopathic Medicine (Medical School, 2010)

English

Internal Medicine

Colorectal Surgery

Dr. Glenn Littenberg

Dr. Glenn Littenberg

5.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 449-9920

American Board of Internal Medicine

Wadsworth Va Hospital UCLA (Fellowship Hospital, 1978)

Los Angeles County University of California Medical Center (Residency Hospital, 1976)

Los Angeles County - USC Medical Center (Internship Hospital, 1974)

University of Southern California Keck School of Medicine (Medical School, 1973)

English

Gastroenterology

Internal Medicine

DP

Dr. Dana Pan

5.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 898-4560

American Board of Internal Medicine

SAINT LOUIS UNIVERSITY / HEALTH SCIENCES CENTER (Medical School, 2014)

English

Gastroenterology

Internal Medicine

Dr. Ken Nguyen

Dr. Ken Nguyen

4.9

Pasadena, CA

Sex

Male

Languages

English, Vietnamese

Phone

(626) 898-4560

American Board of Internal Medicine

University of Texas Southwestern Medical Center (Fellowship Hospital)

Cedar Sinai Medical Center (Residency Hospital)

Cedar-Sinai Medical Center (Internship Hospital)

University of California, San Diego (Undergraduate School)

Boston University Chobanian & Avedisian School of Medicine (Medical School, 2012)

English

Vietnamese

Psychiatry

Gastroenterology

Dr. Ihab Beblawi

Dr. Ihab Beblawi

4.8

Pasadena, CA

Sex

Male

Languages

English, Arabic, Arabic

Phone

(626) 793-7114

Los Angeles Co/usc Medical Center (Fellowship Hospital)

Los Angeles County - USC Medical Center (Internship Hospital, 1991)

Kasr-El-Aini University (Medical School, 1987)

English

Arabic

Arabic

Gastroenterology

Internal Medicine

Dr. Magdi Alexander

Dr. Magdi Alexander

4.7

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(626) 431-2710

American College Of Surgeons (Fellowship Hospital, 1999)

American Board Of Surgery (Fellowship Hospital, 1998)

Kern Med Ctr/Ucsd (Residency Hospital, 1997)

Kern Med Ctr/ Ucsd (Internship Hospital, 1993)

Rosalind Franklin University Chicago Medical School (Medical School, 1992)

California State University Los Angeles (Undergraduate School, 1986)

English

Spanish

General Surgery

Breast Surgical Oncology

Surgical Oncology

Vascular Surgery

Colorectal Surgery

Breast Surgery

Endocrine Surgery

Gastroenterological Surgery

Laparoscopic Surgery

Hepatopancreaticobiliary Surgery

Robotic Surgery

Dr. Sassan Soltani

Dr. Sassan Soltani

4.7

Pasadena, CA

Sex

Male

Languages

English, Arabic, Persian

Phone

(626) 793-7114

American Board of Internal Medicine

Ucla Mc (Fellowship Hospital, 1996)

Los Angeles County Harbor - UCLA Medical Center (Internship Hospital, 1991)

English

Arabic

Persian

Gastroenterology

Dr. Waleed Shindy

Dr. Waleed Shindy

4.7

Pasadena, CA

Sex

Male

Languages

English, Arabic

Phone

(626) 412-2838

UCLA/Olive View (Fellowship Hospital)

Ucla Medical Center (Residency Hospital, 2000)

Ucla Medical Center (Internship Hospital, 1998)

UNIVERSITY OF CALIFORNIA AT LOS ANGELES / CENTER FOR HEALTH SCIENCES (Medical School, 1997)

English

Arabic

Gastroenterology

Internal Medicine

Dr. Peter Rosenberg

Dr. Peter Rosenberg

4.7

Pasadena, CA

Sex

Male

Languages

English, French

Phone

(626) 793-7114

American Board of Internal Medicine

Massachusetts General Hospital (Fellowship Hospital, 1999)

Massachusetts General Hospital (Residency Hospital, 1996)

Massachusetts General Hospital (Internship Hospital, 1994)

English

French

Gastroenterology

Internal Medicine

Dr. John Zeroogian

Dr. John Zeroogian

4.6

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 449-9920

Beth Israel-Boston Hospital (Fellowship Hospital, 1994)

Massachusetts General Hospital (Residency Hospital, 1992)

Massachusetts General Hospital (Internship Hospital, 1990)

UNIVERSITY OF PHOENIX / NORTHERN CALIFORNIA CAMPUS (Medical School, 1989)

English

Gastroenterology

Dr. Steven Petit

Dr. Steven Petit

4.6

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(626) 449-9920

American Board of Internal Medicine

Los Angeles County - USC Medical Center (Fellowship Hospital, 1979)

Los Angeles County - USC Medical Center (Residency Hospital, 1977)

Los Angeles County - USC Medical Center (Internship Hospital, 1975)

University of Southern California Keck School of Medicine (Medical School, 1974)

English

Spanish

Gastroenterology

Internal Medicine

Hepatology

Dr. Wei-Chung Chen

Dr. Wei-Chung Chen

4.6

Pasadena, CA

Sex

Male

Languages

English, Mandarin

Phone

(626) 793-7114

American Board of Internal Medicine

Mayo Clinic Florida (Fellowship Hospital)

Houston Methodist Hospital (Residency Hospital)

University of California, San Diego (Medical School)

University of California, San Diego School of Medicine (Medical School)

Duke University (Undergraduate School)

English

Mandarin

Gastroenterology

Internal Medicine

Dr. Richard Nickowitz

Dr. Richard Nickowitz

4.3

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(626) 793-7114

American Board of Internal Medicine

Mt Sinai Medical Center (Fellowship Hospital, 1993)

New York Hospital (Internship Hospital, 1988)

Weill Cornell Medical College (Medical School, 1987)

yale University (Undergraduate School, 1983)

English

Spanish

Gastroenterology

Internal Medicine

Hepatology

Dr. Julie Yang

Dr. Julie Yang

4.1

Pasadena, CA

Sex

Female

Languages

English, Mandarin, Mandarin, Spanish

Phone

(626) 793-7114

American Board of Internal Medicine

Cornell University (Undergraduate School)

Loma Linda Hospital (Fellowship Hospital, 2005)

University Ca/Irvin Medical Center (Residency Hospital, 2004)

Rush Medical College (Medical School, 2001)

English

Mandarin

Mandarin

Spanish

Gastroenterology

Dr. Jose Perez

Dr. Jose Perez

4.0

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(818) 900-2063

American Board of Surgery

The American Board of Phlebology

Stamford Hospital / Columbia University College of Physicians & Surgeons (Residency Hospital, 2006)

Stamford Hospital / Columbia University College of Physicians & Surgeons (Internship Hospital, 2001)

New York Medical College-Fifth Pathway|Universidad Autonoma de Guadalajara, School of Medicine (Medical School, 1999)

English

Spanish

General Surgery

Colorectal Surgery

Breast Surgery

Dr. Howard Kaufman

Dr. Howard Kaufman

3.9

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 397-5896

American Board of Surgery

John Hopkins Hospital (Fellowship Hospital)

The Johns Hopkins Hospital (Internship Hospital, 1989)

Haverford College (Undergraduate School, 1984)

English

General Surgery

Pelvic Reconstruction Surgery

Colorectal Surgery

Dr. Kelvin Yeh

Dr. Kelvin Yeh

3.0

Pasadena, CA

Sex

Male

Languages

English, Chinese, Mandarin, Spanish

Phone

(626) 872-1553

University of Southern California (Fellowship Hospital)

Keck School of Med of The Usc|Oh State University College of Med and Pub Health (Medical School, 2011)

English

Chinese

Mandarin

Spanish

Gastroenterology

Internal Medicine

RM

Dr. Rushabh Modi

2.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 449-9920

American Board of Internal Medicine

Brown University (Medical School)

English

Gastroenterology

CZ

Dr. Chester Zahn

1.5

Pasadena, CA

Sex

Male

Languages

English, Chinese

Phone

(626) 287-7222

American Board of Internal Medicine

Montefiore M C H&l Moses Division (Residency Hospital)

University Of Mi Hosps And Health Ctrs (Residency Hospital)

University of Michigan Hospitals (Fellowship Hospital, 1988)

Montefiore Medical Center - Moses Division (Internship Hospital, 1986)

Stanford University School of Medicine (Medical School, 1983)

English

Chinese

Gastroenterology

Internal Medicine

SS

Dr. Sergio Stubrin

1.0

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(626) 792-8550

University of Arkansas for Medical Sciences College of Medicine (Medical School, 1968)

English

Spanish

Gastroenterology

Dr. Niloy Samadder

Dr. Niloy Samadder

1.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(480) 933-6836

Mayo Grad School Med/Mayo Fndn (Residency Hospital)

Medical College of Wisconsin (Medical School, 1988)

English

Gastroenterology

Genetics

Dr. Laurence Miller

Dr. Laurence Miller

1.0

Pasadena, CA

Sex

Male

Languages

English

Phone

(480) 933-8137

American Board of Internal Medicine

FAIRFIELD UNIVERSITY / GRADUATE SCHOOL OF EDUCATION AND ALLIED PROFESSIONS (Medical School, 1979)

Mayo Clinic-Rochester (Fellowship Hospital, 1979)

Mayo Clinic-Rochester (Residency Hospital, 1976)

Thomas Jefferson University Hospital (Internship Hospital, 1974)

English

Gastroenterology

Hepatology

JG

Dr. Juliane Golan

N/A

Pasadena, CA

Sex

Female

Languages

English

Phone

(626) 397-5896

American Board of Colon & Rectal Surgery

American Board of Surgery

Ross University School of Medicine (Medical School, 2013)

English

General Surgery

Colorectal Surgery

CH

Dr. Christine Hsieh

N/A

Pasadena, CA

Sex

Female

Languages

English

Phone

(323) 865-3690

American Board of Colon & Rectal Surgery

American Board of Surgery

Columbia University Vagelos College of Physicians and Surgeons (Medical School)

English

General Surgery

Colorectal Surgery

Dr. Sara Norris

Dr. Sara Norris

N/A

Pasadena, CA

Sex

Female

Languages

English

Phone

(626) 794-4668

University of Wisconsin (Undergraduate School)

University of Wisconsin / Madison (Undergraduate School)

National College of Natural Medicine (Medical School, 2010)

English

Naturopathy

Gastroenterology

Family Medicine

Pediatrics

Dermatology

CL

Dr. Chia-Chi Lai

N/A

Pasadena, CA

Sex

Male

Languages

English, Chinese, Mandarin, Minnan

Phone

(626) 280-5009

American Board of Internal Medicine

Taipei Medical College (Medical School, 1981)

English

Chinese

Mandarin

Minnan

Gastroenterology

Internal Medicine

Dr. Mainor Galdamez

Dr. Mainor Galdamez

N/A

Pasadena, CA

Sex

Male

Languages

English, Spanish

Phone

(906) 449-3850

American Board of Internal Medicine

Medical College of Wisconsin (Fellowship Hospital)

University of Minnesota (Residency Hospital)

King/drew Medical Center (Internship Hospital, 1984)

English

Spanish

Gastroenterology

ZA

Dr. Zarin Azar

N/A

Pasadena, CA

Sex

Female

Languages

English

Phone

(562) 461-3000

University of Texas Medical Branch (Medical School, 1993)

English

Gastroenterology

LB

Dr. Lourdes Bahamonde

N/A

Pasadena, CA

Sex

Female

Languages

English, French

Phone

(213) 373-1265

American Osteopathic Board of Internal Medicine

NEW YORK INSTITUTE OF TECHNOLOGY / OLD WESTBURY (Medical School, 2006)

English

French

Gastroenterology

Internal Medicine

MW

Dr. Mary Whitlock

N/A

Pasadena, CA

Sex

Female

Languages

English

Columbia University Vagelos College of Physicians and Surgeons (Medical School, 1984)

English

Gastroenterology

DC

Dr. David Cantor

N/A

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 397-8323

UNIVERSITY OF BUENOS AIRES / FACULTY OF MEDICINE (Medical School, 1959)

English

Gastroenterology

AC

Dr. Arlan Cohen

N/A

Pasadena, CA

Sex

Male

Languages

English

Phone

(626) 449-9209

American Board of Internal Medicine

CORNELL UNIVERSITY / NEW YORK STATE STATUTORY COLLEGES (Medical School, 1968)

English

Gastroenterology

Internal Medicine

YL

Dr. Yang Liu

N/A

Pasadena, CA

Sex

Male

Languages

English

American Board of Internal Medicine

English

Gastroenterology

Internal Medicine

DH

Dr. Degrasia Howard

N/A

Pasadena, CA

Sex

Female

Languages

English

Phone

(800) 353-5400

Howard University College of Medicine (Medical School, 1978)

English

Gastroenterology

Overview of Gastroenterologist Selection Process in Pasadena

Factors to consider when choosing a gastroenterologist

Board certification and qualifications

  • American Board of Internal Medicine certification
  • Specializations in Gastroenterology

Experience and educational background

  • Medical school and residency information
  • Fellowship training in Gastroenterology

Patient reviews and ratings

  • Star ratings from healthgrades.com
  • Number of patient reviews

Language capabilities

  • Multilingual doctors for diverse patient needs
  • Common languages: English, Spanish, Arabic, Mandarin

Hospital affiliations

  • Connections to reputable medical centers in Pasadena

Resources for finding gastroenterologists in Pasadena

Online directories and review sites

  • Healthgrades.com
  • Other medical review platforms

Local medical centers and hospitals

  • Referral services from Pasadena-area hospitals

Professional gastroenterology associations

  • American College of Gastroenterology physician finder

Top-Rated Gastroenterologists in Pasadena

Dr. Glenn Littenberg

Credentials and Experience

  • Highest patient rating (5.0 stars) with 50 reviews
  • Certified by the American Board of Internal Medicine
  • Over 40 years of experience since graduating in 1973

Education and Training

  • Medical degree from University of Southern California Keck School of Medicine
  • Completed fellowship at Wadsworth VA Hospital UCLA
  • Residency at Los Angeles County University of California Medical Center

Specializations

  • Gastroenterology
  • Internal Medicine

Dr. Dana Pan

Patient Satisfaction

  • 5.0-star rating with 27 reviews
  • Board-certified in Internal Medicine

Educational Background

  • Graduated from Saint Louis University Health Sciences Center in 2014
  • Relatively recent graduate, bringing fresh perspectives to the field

Areas of Expertise

  • Gastroenterology
  • Internal Medicine

Dr. Ken Nguyen

Patient Reviews and Languages

  • 4.9-star rating with 38 reviews
  • Multilingual: fluent in English and Vietnamese

Education and Certifications

  • Medical degree from Boston University Chobanian & Avedisian School of Medicine
  • Fellowship at University of Texas Southwestern Medical Center
  • Board-certified by the American Board of Internal Medicine

Unique Specializations

  • Dual specialization in Psychiatry and Gastroenterology
  • Brings a holistic approach to digestive health

Dr. Ihab Beblawi

Patient Satisfaction and Languages

  • 4.8-star rating with 56 reviews
  • Multilingual: proficient in English and Arabic

Medical Training

  • Graduated from Kasr-El-Aini University in 1987
  • Fellowship at Los Angeles Co/USC Medical Center

Clinical Focus

  • Gastroenterology
  • Internal Medicine

Dr. Waleed Shindy

Patient Reviews and Communication

  • 4.7-star rating with 83 reviews
  • Bilingual in English and Arabic

Educational Background

  • Medical degree from University of California at Los Angeles
  • Fellowship at UCLA/Olive View

Professional Expertise

  • Specializes in Gastroenterology and Internal Medicine
  • Extensive experience since graduating in 1997

Additional Considerations for Choosing a Gastroenterologist in Pasadena

Insurance Coverage and Accepted Plans

Importance of verifying insurance acceptance

  • Contact gastroenterologist's office to confirm accepted insurance plans
  • Understand potential out-of-pocket costs

Network participation

  • Check if the gastroenterologist is in-network for your insurance
  • Consider the financial implications of seeing an out-of-network specialist

Office Location and Accessibility

Convenience of location

  • Consider proximity to home or work
  • Evaluate parking options and public transportation access

Office amenities

  • Assess waiting room comfort and cleanliness
  • Check for accessibility features for patients with disabilities

Availability and Scheduling Options

Appointment wait times

  • Inquire about average wait times for new patient appointments
  • Ask about availability for urgent consultations

Flexible scheduling

  • Look for gastroenterologists offering extended hours or weekend appointments
  • Consider availability of telehealth consultations

Communication Style and Patient-Doctor Relationship

Language capabilities

  • Choose a gastroenterologist who speaks your preferred language
  • Consider multilingual doctors like Dr. Ken Nguyen (English and Vietnamese) or Dr. Ihab Beblawi (English and Arabic)

Patient engagement approach

  • Look for doctors who prioritize patient education and involvement in decision-making
  • Consider online reviews that mention communication skills and bedside manner

Use of Technology and Up-to-Date Treatment Methods

Advanced diagnostic tools

  • Inquire about the availability of state-of-the-art endoscopic equipment
  • Ask about access to advanced imaging technologies

Treatment approach

  • Look for gastroenterologists who stay current with the latest research and treatment options
  • Consider specialists who participate in clinical trials or research studies