Dr. Andrea Tieng, MD

Dr. Andrea Tieng, MD

Gastroenterology  ·  
Female  ·  
40 y/o

Accepting new patients

Dr. Andrea Tieng, MD is a gastroenterology specialist in Redlands, CA and has been practicing for 9 years. She specializes in gastroenterology and internal medicine.

Inland Gastroenterology Medical Associates

10408 Industrial Cir

Redlands, CA 92374
Get Directions

Insurance Accepted

  • Accepts most major Health Plans. Please contact our office for details.
  • Aetna
  • Alliance Health Care
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Guardian
  • Health Net
  • Humana
  • Medicaid
  • Medicaid of California
  • Molina Healthcare
  • UniCare
  • United Concordia

Learn about Dr. Tieng

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Tieng performs your care needs compared to other doctors.

Gastrointestinal Diseases
very high
more than 99% of peers
Abdominal Disorders
very high
more than 98% of peers
very high
more than 97% of peers

Dr. Tieng's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. Tieng "Dr. Tieng specializes in providing sensitive and compassionate care to women, and delivers personalized care to all patients 18 years and older. Dr. Tieng is a board certified physician who treats patients with gastrointestinal illnesses and liver diseases. She utilizes innovative technology to perform diagnostic and therapeutic procedures of the gastrointestinal tract, including colonoscopy and upper endoscopy."

2  Specialties

  • Gastroenterology
  • Internal Medicine

1  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

73  Conditions Treated

Read Less

8  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • BA/MD program at City University of New York at Brooklyn
    Undergraduate School | Graduated 1999
  • Suny Downstate Medical Center College of Medicine
    Medical School | Graduated 2003
  • Long Island Jewish Med Ctr-Albert Einstein Coll Med
    Internship Hospital | Completed 2004
  • Long Island Jewish Med Ctr-Albert Einstein Coll Med
    Residency Hospital | Completed 2006
  • Long Island Jewish Med Ctr-Albert Einstein Coll Med
    Fellowship Hospital | Completed 2009

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Tieng has no media or publications listed.

Languages Spoken

  • English
  • Cantonese
  • Spanish

Memberships & Professional Affiliations

Dr. Tieng does not have any memberships or affiliations listed. If you are Dr. Tieng and would like to add memberships or affiliations, please update your profile.

Dr. Tieng's Reviews

Likelihood of recommending Dr. Tieng to family and friends
6 total reviews (4 have comments)

Likelihood to Recommend (6)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Tieng's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (4)

Never had a problem. Everything is under control. I’m going where she is going.
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Dr. Tieng is the best, friendly and efficient. Would definitely recommend visiting her office if you are suffering from any gastrointestinal issues. Overall pleasant experience, from start to finish.
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I have a complicated GI problem and have had to see doctors while traveling. As a result, I've interacted with numerous GI drs over time. Dr. Tieng was very impressive. I would highly recommend her based on her knowledge and bedside manner.
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Dr. Tieng has treated me and my husband. My procedure went without a hitch. I recommend Dr. Tieng to anyone needing excellent Gastrointestinal care.
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