CL
23 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lam, Gastroenterologist in Trumbull, CT?
Dr. Chun Wang Lam, MD is a Gastroenterologist, who primarily practices in Trumbull, CT with 2 additional practice locations. He has been practicing for over 23 years and is board certified. Dr. Lam is fluent in English and Chinese, and is currently seeing new patients. Dr. Lam’s practice accepts Cigna, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lam’s office at (203) 459-4451.
What are Areas of Expertise for Dr. Lam?
Dr. Chun Wang Lam, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Lam empowers patients to confidently navigate their health journey, specializing in Colonoscopy & Polypectomy, Endoscopic Ultrasound, Gastroesophageal Reflux Disease (GERD), Gastrointestinal Functional Disorders, Peptic Acid Disorders, or comprehensive wellness support. Serving the Trumbull/CT community, Dr. Lam is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Lam go to medical school and complete their residency?
Medical School: State University of New York Downstate College of Medicine | SUNY DWNSTATE M C COLL MEDICINE
What languages does Dr. Lam speak?
Dr. Lam and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Lam treat?
As a Gastroenterologist, Dr. Lam 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. Lam. 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:
- Colon Polyps
- Non-Infectious Gastroenteritis and Colitis
- Colonic Polyps
- Digestive Disease
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- Z86010: Personal history of colon polyps
- K529: Noninfective gastroenteritis and colitis, unspecified
- Z860100: Personal history of colon polyps, unspecified
Also known as:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Benign Ascending Colon Polyp
- Benign Transverse Colon Polyp
- Benign Cecum Polyp
- Benign Tumor
- Colonic Polyps
- Colon Polyps
- Non-cancerous ascending colon growth
- Ascending colon adenoma
- Ascending colon benign tumor
- Non-cancerous transverse colon growth
- Transverse colon adenoma
- Transverse colon benign tumor
- Non-cancerous cecum growth
- Cecal adenoma
- Cecum benign tumor
ICD-10 Codes:
- D122: Benign neoplasm of ascending colon
- D123: Benign neoplasm of transverse colon
- D120: Benign neoplasm of cecum
Also known as:
- Pancreatic Cyst
- Pancreatic Disease
- Cyst on Pancreas
- Pancreatic Pseudocyst
- Fluid Sac on Pancreas
ICD-10 Codes:
- K862: Cyst of pancreas
Also known as:
- Gastrointestinal Device Fitting and Adjustment
- GI Appliance Fitting
- Digestive Device Adjustment
- Enteral Device Care
ICD-10 Codes:
- Z4659: Encounter for fitting and adjustment of other gastrointestinal appliance and device
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:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Growth of unknown type in a digestive organ
- Digestive Disease
- Digestive organ tumor of uncertain nature
- Undetermined growth in digestive system
ICD-10 Codes:
- D379: Neoplasm of uncertain behavior of digestive organ, unspecified
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Chronic Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Chronic gastritis
- Long-term stomach inflammation
- Persistent stomach lining inflammation
ICD-10 Codes:
- 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:
- 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:
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
Also known as:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
Which procedures does Dr. Lam perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Chun Wang Lam 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. Lam's office.
Does Dr. Lam accept my insurance?
Dr. Lam accepts most major insurance plans. Important: Please call our office at (203) 459-4451 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lam accept in Trumbull, CT?
Dr. Lam in Trumbull, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CarePartners of Connecticut
CVS Health (formerly Aetna)
Department of Defense / Tricare
Elevance Health Inc. (formerly Anthem)
Express Scripts
Humana
Medicare
State of Connecticut
UnitedHealthcare
View All Insurances
Where is Dr. Lam's office located?
Dr. Chun Wang Lam's Primary Practice
888 White Plains Rd
Trumbull, CT 06611
(203) 459-4451
Recognitions
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - 2025
Among the most nominated for the Castle Connolly Top Doctor recognition in 2025
What is Dr. Lam's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lam's National Provider Identifier (NPI) number is 1255394680.
What common questions do patients ask about Dr. Lam?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lam
What is Dr. Chun Wang Lam's specialty?
Dr. Lam is a Gastroenterologist near Trumbull, CT. 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. Lam to book an appointment today.
Is this Dr. Chun Wang Lam affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lam is affiliated with Bridgeport 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 Chun Wang Lam accepting new patients in Trumbull, CT?
Yes, Dr. Chun Wang Lam is accepting new patients at this time.
Does Dr. Chun Wang Lam offer online booking?
Please contact Dr. Lam's office at (203) 459-4451 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Chun Wang Lam?
Please contact Dr. Lam's office at (203) 459-4451 for information regarding telehealth appointment availability or for scheduling assistance.
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