16 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Tieng, Gastroenterologist in Rancho Cucamonga, CA?
Dr. Andrea Tieng, MD is a Gastroenterologist, who primarily practices in Rancho Cucamonga, CA with 1 additional practice location. She has been practicing for over 16 years and is board certified by the American Board of Internal Medicine. Dr. Tieng graduated from State University of New York Downstate Medical Center College of Medicine and completed her residency at Long Island Jewish Medical Center. Dr. Tieng is fluent in English and Spanish, and is currently seeing new patients. Dr. Tieng’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tieng’s office at (909) 255-7200.
Where did Dr. Tieng go to medical school and complete their residency?
Fellowship: North Shore-Long Island Jewish Health System
Residency: Long Island Jewish Medical Center | North Shore-Long Island Jewish Health System | North Shore-Long Island Jewish Health System Program
Medical School: State University of New York Downstate College of Medicine | SUNY Downstate Medical Center College Of Medicine | State University of New York Downstate Medical Center College of Medicine
Is Dr. Tieng board certified in Gastroenterologist?
Yes, Dr. Andrea Tieng, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Tieng speak?
Dr. Tieng and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Tieng treat?
As a Gastroenterologist, Dr. Tieng diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Tieng. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Rectal Bleeding
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R1013: Epigastric pain
- R109: Unspecified abdominal pain
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Abnormal Bowel Movements
- Change in Bowel Habits
- Bowel Movement
- Unusual stool
- Changes in poop
- Fecal changes
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
ICD-10 Codes:
- R195: Other fecal abnormalities
- R194: Change in bowel habit
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
- Z860100: Personal history of colon polyps, unspecified
Also known as:
- Family History of Digestive Organ Cancer
- Cancer
- Family History
- Genetic risk for gastrointestinal cancer
- Family history of GI cancer
- Hereditary digestive cancer
ICD-10 Codes:
- Z800: Family history of malignant neoplasm of digestive organs
Also known as:
- Stomach Inflammation
- Chronic Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
- Chronic gastritis
- Long-term stomach inflammation
- Persistent stomach lining inflammation
ICD-10 Codes:
- K2970: Gastritis, unspecified, without bleeding
- K2950: Unspecified chronic gastritis without bleeding
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Large Intestine Diverticulosis
- Diverticulosis and Diverticulitis
- Diverticular Disease
- Colon Diverticula
- Pockets in the Colon
ICD-10 Codes:
- K5730: Diverticulosis of large intestine without perforation or abscess without bleeding
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Anemia
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
ICD-10 Codes:
- D649: Anemia, unspecified
Also known as:
- Abdominal Bloating
- Gas
- Gas in the Digestive Tract
- Bloated Stomach
- Swollen Belly
- Gaseous Distension
ICD-10 Codes:
- R140: Abdominal distension (gaseous)
Which procedures does Dr. Tieng perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Andrea Tieng may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Tieng's office.
Does Dr. Tieng accept my insurance?
Dr. Tieng accepts most major insurance plans. Important: Please call our office at (909) 255-7200 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Tieng accept in Rancho Cucamonga, CA?
Dr. Tieng in Rancho Cucamonga, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
Centene
CVS Health (formerly Aetna)
Heritage Health
Inland Empire
Kaiser Permanente
Medicare
Other Health Care Provider
UnitedHealthcare
View All Insurances
Where is Dr. Tieng's office located?
Dr. Andrea Tieng's Primary Practice
10801 Foothill Blvd Ste 106
Rancho Cucamonga, CA 91730
(909) 255-7200
What is Dr. Tieng's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Tieng's National Provider Identifier (NPI) number is 1356528566.
What common questions do patients ask about Dr. Tieng?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tieng
What is Dr. Andrea Tieng's specialty?
Dr. Tieng is a Gastroenterologist near Rancho Cucamonga, CA. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Tieng to book an appointment today.
Is this Dr. Andrea Tieng affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Tieng is affiliated with San Antonio Regional Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Gastroenterologist?
Explore Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Andrea Tieng accepting new patients in Rancho Cucamonga, CA?
Yes, Dr. Andrea Tieng is accepting new patients at this time.
Does Dr. Andrea Tieng offer online booking?
Please contact Dr. Tieng's office at (909) 255-7200 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Andrea Tieng?
Please contact Dr. Tieng's office at (909) 255-7200 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Andrea Tieng have?
Dr. Andrea Tieng is certified by the American Board of Internal Medicine.
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