Summary

Dr. Chris Demetriou is a gastroenterologist and internal medicine physician with 27 years of experience treating digestive and general health conditions. He earned his medical degree from Renaissance School of Medicine at Stony Brook University and completed his residency training at Winthrop University Hospital. Dr. Demetriou speaks English and brings nearly three decades of expertise to his practice.

Dr. Demetriou is affiliated with NYU Langone Hospital Long Island and Long Island Jewish Valley Stream, with practice locations throughout Garden City, Valley Stream, and Mineola, New York. He specializes in treating conditions such as colon polyps, changes in bowel habits, and acid reflux. His procedural expertise includes performing colonoscopies, lower digestive tract examinations, and coordinating diagnostic testing. Patients rate Dr. Demetriou 4.9 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • 4.9
  • 27 years of experience
  • speaks English
  • Winthrop University Hospital
  • 316 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Chris Andrew Demetriou has 5 locations

Gi Doctors

1205 Franklin Ave Ste 150Garden City, NY 11530
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Long Island Jewish Valley Stream

900 Franklin AveValley Stream, NY 11580

Star Surgical Suites

623 STEWART AVE STE 101GARDEN CITY, NY 11530
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
SatClosed
SunClosed

Gi Doctors

300 Old Country RdMineola, NY 11501
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Chris Andrew Demetriou, MDDr. Divya Mallam, MDDr. Ghassan Philip Sayegh, DODr. Kristen Kyong Lee, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
4.3 
27 Years of Experience 16 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Garden City , NYNEW YORK , NYYONKERS , NYNEW YORK , NY
Med School: Renaissance School Of Medicine At Stony Brook University Med School: State University of New York (SUNY) Downstate Health Sciences University College of Medicine Med School: Osteopathic Medical Degree from New York Institute of Technology College of Osteopathic Medicine. Med School: Cornell University
Current Profile
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Insurance Plans Accepted by Dr. Chris Andrew Demetriou

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Chris Andrew Demetriou has the following 2 specialties

Specialty Expertise

Dr. Chris Andrew Demetriou has the following 13 areas of expertise

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

Certifications, License, & Education

27 Years Experience

Dr. Chris Andrew Demetriou holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2027.

Education & Training

Residency

Completed their residency at Winthrop University Hospital.

Medical School

Graduated from Renaissance School Of Medicine At Stony Brook University in 1999.

NPI Number

Dr. Demetriou's NPI number is 1194806075.

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Frequently Asked Questions

Does Dr. Chris Demetriou accept virtual/telehealth appointments?
Dr. Chris Demetriou has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Chris Demetriou's office located?
Dr. Chris Demetriou's office is located at 1205 Franklin Ave Ste 150, Garden City, NY, 11530.
What languages does Dr. Chris Demetriou speak?
Dr. Chris Demetriou speaks English.
Does Dr. Chris Demetriou accept my insurance?
You can see the insurance plans that Dr. Chris Demetriou accepts on their Vitals profile.
Is Dr. Chris Demetriou accepting new patients?
Dr. Chris Demetriou has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.

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