WY
19 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Yu, Gastroenterologist in Tustin, CA?
Dr. Won Yu, MD is a Gastroenterologist, who primarily practices in Tustin, CA with 1 additional practice location. He has been practicing for over 19 years and is board certified. Dr. Yu graduated from Temple University School Of Medicine and completed his residency at UCLA. Dr. Yu is fluent in English and Korean, and is currently seeing new patients. Dr. Yu’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Yu’s office at (714) 937-9400.
Where did Dr. Yu go to medical school and complete their residency?
Fellowship: USC | UCLA
Residency: UCLA
Medical School: Temple University School Of Medicine
Is Dr. Yu board certified as a Gastroenterologist?
Yes, Dr. Won Yu, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Yu speak?
Dr. Yu and their clinical team can communicate with patients in the following languages:
English
Korean
What conditions does a Gastroenterologist like Dr. Yu typically treat?
As a Gastroenterologist, Dr. Yu 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. Yu. 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:
- Indigestion
- Gas in the Digestive Tract
- Indigestion (Dyspepsia)
- Dyspepsia
- Upset Stomach
- Stomach Discomfort
ICD-10 Codes:
- K30: Functional dyspepsia
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:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Stomach and Duodenum Disorder
- Stomach Disorder
- Gastric Conditions
- Duodenal Conditions
- Digestive System Disorders
ICD-10 Codes:
- K3189: Other diseases of stomach and duodenum
What procedures does a Gastroenterologist like Dr. Yu typically perform?
As a Gastroenterologist, Dr. Yu 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. Yu. 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:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 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
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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:
- EGD with Esophageal Balloon Dilation
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Also known as:
- ERCP with Sphincterotomy
- Endoscopic retrograde cholangiopancreatography
- Bile duct scope
- Pancreatic duct scope
- Papillotomy
CPT Codes:
- 43262: Endoscopic retrograde cholangiopancreatography (ERCP); with sphincterotomy/papillotomy
Also known as:
- ERCP with Gallstone Removal
- ERCP
- Endoscopic Gallstone Removal
- Biliary Duct Stone Removal
- Pancreatic Duct Cleaning
CPT Codes:
- 43264: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of calculi/debris from biliary/pancreatic duct(s)
Does Dr. Yu accept my insurance?
Dr. Yu accepts most major insurance plans. Important: Please call our office at (714) 937-9400 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Yu accept in Tustin, CA?
Dr. Yu in Tustin, 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
CVS Health (formerly Aetna)
HealthRight Group
Medicare
Other Health Care Provider
St. Joseph Health System (CA)
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Yu's office located?
What is Dr. Yu's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Yu's National Provider Identifier (NPI) number is 1720065303.
What common questions do patients ask about Dr. Yu?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Yu
What is Dr. Won Yu's specialty?
Dr. Yu is a Gastroenterologist near Tustin, 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. Won Yu affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Yu is affiliated with Providence Little Company Of Mary Medical Center Torrance, Hoag Hospital Newport Beach 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 Won Yu accepting new patients in Tustin, CA?
Yes, Dr. Won Yu is accepting new patients at this time.
Does Dr. Won Yu offer online booking?
Please contact Dr. Yu's office at (714) 937-9400 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Won Yu?
Please contact Dr. Yu's office at (714) 937-9400 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Won Yu have?
Dr. Won Yu is certified by the American Board of Internal Medicine.
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