Dr. Wallen C. Chan
- Gender: Male
- Experience: 32 years
- Graduated from: Icahn School Of Medicine At Mount Sinai
- Graduation year: 1989
- Sole propriator: No
- NPI: 1043287857
Dr. Wallen C. Chan M.D.
Gastroenterologist
He is located at 78 Todt Hill Road in Staten Island, NY 10314. Can help patients with the following: Blood in Stool, Colonoscopy, Fever, Hepatitis C (HCV), High Blood Pressure, Lactose Intolerance. His National Provider Identifier (NPI) number is 1043287857. Appointment can be made via the phone number (718) 448-1122. He is affiliated with 2 practices and 1 hospitals.
Conditions treated
Dr. Wallen Cy Chan, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Wallen C. Chan.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Wallen C. Chan
Medicare Enrollment
Dr. Wallen C. Chan is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Amboy Medical Practice Pc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Valeant Pharmaceuticals North America | $700 |
| AbbVie | $653 |
| Gilead Sciences | $490 |
Other
| Food and Beverage | $4416 |
Studies
ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated in 1989Additional Specialities
- Internist
Looking for more Gastroenterologists?
Here are gastroenterologists in New York you may want to explore.
- Gender: Male
- Address: Suite 2000 974 Route 45 Pomona, 10970, NY
- Gender: Male
- Address: Suite N204 2001 Marcus Avenue New Hyde Park, 11042, NY
- Gender: Male
- Address: 110 Business Park Drive Utica, 13502, NY
- Gender: Male
- Address: 12 East 86th Street New York, 10028, NY
- Gender: Male
- Address: 159 Barnegat Road Poughkeepsie, 12601, NY
- Gender: Male
- Address: 237 Jericho Turnpike Syosset, 11791, NY
- Gender: Male
- Address: Suite 125 465 Columbus Avenue Valhalla, 10595, NY
- Gender: Male
- Address: 20 Davis Avenue White Plains, 10601, NY
- Gender: Male
- Address: 1050 Clove Road Staten Island, 10301, NY
- Gender: Male
- Address: 657 Central Avenue Cedarhurst, 11516, NY
Questions & Answers
Has Dr. Wallen Cy Chan affiliation with hospitals?
Dr. Wallen Cy Chan is affiliated with RICHMOND UNIVERSITY MEDICAL CENTER.
Where can you meet with Dr. Wallen Cy Chan?
Dr. Wallen Cy Chan's office is located at 78 Todt Hill Road in Staten Island, NY 10314.
What conditions does Dr. Wallen Cy Chan treat?
Dr. Wallen Cy Chan provides treatment for Blood in Stool, Colonoscopy, Fever, Hepatitis C (HCV), High Blood Pressure, Lactose Intolerance. For the full list see this list.
Does Dr. Wallen Cy Chan have affiliation with practices?
Dr. Wallen Cy Chan is affiliated with Maimonides Cancer Center. For the full list of practices see this list.