Dr. Andrea Tieng, MD

Dr. Andrea Tieng, MD

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Gastroenterology  |  
Female  |  
40 y/o
(5)

Accepting new patients

Dr. Andrea Tieng, MD is a gastroenterology specialist in Redlands, CA and has been practicing for 9 years. She graduated from SUNY Downstate Medical Center College Of Medicine in 2003 and specializes in gastroenterology and internal medicine.

Inland Gastroenterology Medical Associates

10408 Industrial Cir

Redlands, CA 92374
Get Directions

Accepted insurance

  • 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

new

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
Gastritis
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.

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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

  • Abdominal Disorders
  • Abdominal Pain
  • Abscess
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Blood Disorders
  • Cancer
  • Cholecystitis and Gallstones
  • Cholelithiasis
  • Cirrhosis
  • Colorectal Cancer
  • Constipation
  • Crohn's Disease
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysphagia
  • Enteritis
  • Esophageal Cancer
  • Esophageal Diseases
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Gallbladder Diseases
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastroparesis
  • Hemorrhoids
  • Hepatitis
  • Hepatitis B - Immune Response
  • Hepatitis C
  • Hepatorenal Syndrome
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Liver Damage from Alcohol
  • Liver Diseases and Disorders
  • Malnutrition
  • Megacolon
  • Neoplasm of Gastrointestinal Tract
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Pancreatitis
  • Peptic Ulcer
  • Pyloric Stenosis
  • Reflux Esophagitis
  • Small Intestine Cancer
  • Stomach Cancer
  • Stomach Diseases
  • Stomach and Small Intestine Cancer
  • Stomal Ulcer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Hepatitis
  • Vomiting Disorders

More

Read More
8

Procedures

  • Capsule Endoscopy
  • Colonoscopy
  • Colonoscopy With Polypectomy
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Colorectal Cancer Screening
  • Endoscopy
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Gastroenterology 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.

Education

  • 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.

St. Bernardine Medical Center

is a Recipient of a Healthgrades Excellence Award
General Surgery Excellence Award

Hospital Quality Award

Dr. Tieng is on the medical staff at our top-rated hospital.

View Awards

Dr. Tieng's Reviews

Likelihood of recommending Dr. Tieng to family and friends
4.2
based on 5 total reviews (3 with comments)

Likelihood to Recommend (5)

  • 5
    (4)
  • 4
    (0)
  • 3
    (0)
  • 2
    (0)
  • 1
    (1)

Dr. Tieng's Performance

Trustworthiness
EXCELLENT
Explains condition(s) well
EXCELLENT
Answers Questions
EXCELLENT
Time well spent
EXCELLENT

Office & Staff Performance

Scheduling
EXCELLENT
Office environment
EXCELLENT
Staff friendliness
EXCELLENT
Average wait time
16 to 30 minutes

Patient Comments (3)

in Redlands, CA |
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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in San Francisco, CA |
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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in Redlands, Ca |
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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Visit Dr. Tieng

Now Accepting New Patients
Dr. Tieng accepts 16 insurance carriers
  • Accepts most major Health Plans. Please contact our office for details.
  • Aetna
    Choice PPO
  • Alliance Health Care
    Alliance Health Care PPO
  • Anthem Blue Cross Blue Shield
    Anthem Blue Cross Blue Shield PPO
  • Blue Cross Blue Shield
  • Cigna
    Cigna PPO
  • Guardian
  • Health Net
    Advantage Platinum PPO
  • Humana
  • Medicaid
  • Medicaid of California
    Medi-Cal
  • Molina Healthcare
    Molina
  • UniCare
    UniCare PPO
  • United Concordia
    Advantage Plus PPO
  • UnitedHealthCare
    Choice Plus PPO
  • WellPoint

*Please verify this information when scheduling an appointment.

Hospitals where Dr. Tieng has admitting privileges

St. Bernardine Medical Center
2101 N Waterman Ave
San Bernardino, CA 92404
View Hospital Profile
Arrowhead Regional Medical Center
400 N Pepper Ave
Colton, CA 92324
View Hospital Profile
Community Hospital of San Bernardino
1805 Medical Center Dr
San Bernardino, CA 92411
View Hospital Profile

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