37 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Bui, Gastroenterologist in Santa Ana, CA?
Dr. Christopher Bui, MD is a Gastroenterologist, who primarily practices in Santa Ana, CA. He has been practicing for over 37 years and is board certified. Dr. Bui graduated from University of Bern / Medical Faculty and completed his residency at Saint Louis University. Dr. Bui is fluent in English, French, and German, and is currently seeing new patients. Dr. Bui’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Bui’s office at (714) 531-3535.
Where did Dr. Bui go to medical school and complete their residency?
Residency: Saint Louis University | St. Louis University (SLU) Affiliated Hospitals
Medical School: Universitat Bern | Universitat Bern, Medizinische Fakultat | University of Bern / Medical Faculty | University of California
Is Dr. Bui board certified as a Gastroenterologist?
Yes, Dr. Christopher Bui, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Bui speak?
Dr. Bui and their clinical team can communicate with patients in the following languages:
English
French
German
What conditions does a Gastroenterologist like Dr. Bui typically treat?
As a Gastroenterologist, Dr. Bui 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. Bui. 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. Learn more about our claims-based healthcare methodology.
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:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
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:
- Chronic Hepatitis B
- Hepatitis B
- Long-term Hepatitis B
- Persistent Hepatitis B
- Hep B
ICD-10 Codes:
- B181: Chronic viral hepatitis B without delta-agent
What procedures does a Gastroenterologist like Dr. Bui typically perform?
As a Gastroenterologist, Dr. Bui performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Bui. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Upper Endoscopy with Polyp Removal
- EGD with Polypectomy
- Esophagus, Stomach, Duodenum Scope with Removal
- Flexible Endoscopy Tumor Excision
CPT Codes:
- 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Also known as:
- Liver Elastography
- Elastography
- FibroScan
- Liver stiffness test
- Shear wave elastography
CPT Codes:
- 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report
Does Dr. Bui accept my insurance?
Dr. Bui accepts most major insurance plans. Important: Please call our office at (714) 531-3535 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Bui accept in Santa Ana, CA?
Dr. Bui in Santa Ana, 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
Astiva Health
Centene Corporation
Clever Care Health Plan
CVS Health (formerly Aetna)
Medicare
Other Health Care Provider
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Bui's office located?
Dr. Christopher Bui's Primary Practice
202 N Euclid St Ste 201
Santa Ana, CA 92703
(714) 531-3535
What is Dr. Bui's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Bui's National Provider Identifier (NPI) number is 1811061468.
What common questions do patients ask about Dr. Bui?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Bui
What is Dr. Christopher Bui's specialty?
Dr. Bui is a Gastroenterologist near Santa Ana, CA.
What does a Gastroenterologist do?
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.
Is this Dr. Christopher Bui affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Bui is affiliated with Uci Medical Center, Hoag Hospital Newport Beach, Torrance Memorial Medical Center which are a Castle Connolly Top Hospitals. 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore 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 Christopher Bui accepting new patients in Santa Ana, CA?
Yes, Dr. Christopher Bui is accepting new patients at this time.
Does Dr. Christopher Bui offer online booking?
Please contact Dr. Bui's office at (714) 531-3535 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Christopher Bui?
Please contact Dr. Bui's office at (714) 531-3535 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Christopher Bui have?
Dr. Christopher Bui is certified by the American Board of Internal Medicine.
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