Summary

Dr. Wallen Chan is a gastroenterologist and internal medicine physician with 37 years of experience treating digestive health conditions. He completed his medical education at the Icahn School of Medicine at Mount Sinai and his residency at Mount Sinai Medical Center. Dr. Chan speaks Spanish and Chinese, helping him connect with patients from diverse backgrounds.

Dr. Chan practices at multiple locations throughout Staten Island and maintains affiliations with Richmond University Medical Center, Maimonides Medical Center, and Staten Island University Hospital. He specializes in treating conditions like GERD, colon polyps, and gastritis. His expertise includes performing colonoscopies, lower GI endoscopy procedures, and pathology tests to help diagnose and monitor digestive health issues. Patients give him an average rating of 4.5 out of 5.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 37 years of experience
  • speaks Spanish, Chinese
  • Mount Sinai Medical Center
  • 4 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 4 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Wallen Chi Yin Chan has 3 locations

Gastroenterology Associates Of Staten Island And Brooklyn

78 Todt Hill Rd Ste 203Staten Island, NY 10314
Mon9:00 am - 8:00 pm
Tue9:00 am - 7:00 pm
Wed12:00 pm - 4:00 pm
Thu9:00 am - 7:00 pm
Fri10:00 am - 5:00 pm
SatClosed
SunClosed

Northwell Health

475 Seaview AveStaten Island, NY 10305

Island Kids Pediatrics

2066 Richmond AveStaten Island, NY 10314
Mon9:00 am - 7:00 pm
Tue9:00 am - 6:00 pm
Wed9:00 am - 6:00 pm
Thu9:00 am - 6:00 pm
Fri9:00 am - 5:00 pm
Sat9:30 am - 3:00 pm
Sun9:00 am - 1:00 pm

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Dr. Wallen Chi Yin Chan, MD
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Dr. Wallen Chi Yin Chan, MDDr. Rachel Niec, MD, PhDDr. Sheila Devi Rustgi, MDDr. Benjamin Lebwohl, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.9 
37 Years of Experience 11 Years of Experience 12 Years of Experience 23 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, Chinese Speaks English Speaks English, Spanish
Staten Island , NYNew York , NYNew York , NYNew York , NY
Med School: Icahn School Of Medicine At Mount Sinai Med School: Weill Cornell Medical College Med School: Mount Sinai School Of Medicine Of New York University Med School: Columbia University College Of Physicians & Surgeons
Current Profile
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Insurance Plans Accepted by Dr. Wallen Chi Yin Chan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Wallen Chi Yin Chan has the following 2 specialties

Specialty Expertise

Dr. Wallen Chi Yin Chan has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

37 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

Mount Sinai Medical Center

Medical School

Icahn School Of Medicine At Mount SinaiGraduated in 1989

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Frequently Asked Questions

Does Dr. Wallen Chan accept virtual/telehealth appointments?
Dr. Wallen Chan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Wallen Chan's office located?
Dr. Wallen Chan's office is located at 78 Todt Hill Rd Ste 203, Staten Island, NY, 10314.
What languages does Dr. Wallen Chan speak?
Dr. Wallen Chan speaks Spanish and Chinese.
Which hospitals is Dr. Wallen Chan affiliated with?
Dr. Wallen Chan is affiliated with Richmond University Medical Center, Maimonides Medical Center, Staten Island University Hospital, and Staten Island University Hospital South.
Is Dr. Wallen Chan accepting new patients?
Dr. Wallen Chan is accepting new patients on Vitals. View Dr. Wallen Chan's profile on Vitals to make an appointment.

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