Chris Demetriou, M.D.
Gastroenterology Physician · Garden City, NY
Chris Demetriou, M.D. is a gastroenterology physician with a practice address in Garden City, New York, and NPI 1194806075, issued on Oct 18, 2006. Check the license (New York 221114-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Chris Demetriou
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 221114-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 623 Stewart Ave Ste 106, Garden City, NY 11530
- Phone
- (516) 650-3355
- Enumerated
- Oct 18, 2006
- Record last updated
- May 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20050923000604); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 623 Stewart Ave Ste 106
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Miller, DOGastroenterology Physician1396275269
- Ayelet Mottahedeh, P.A.Physician Assistant1154697753
- Amy Tan, MDGastroenterology Physician1932542149
Verify Chris Demetriou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 221114-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average gastroenterology physician in 2024
816 Medicare Part D claims for 238 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 18 claims were for opioids.
Most prescribed
- Omeprazole211 claims
- Pantoprazole Sodium103 claims
- Famotidine46 claims
- Linzess33 claims
- Colesevelam Hcl29 claims
- Xifaxan19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 67.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,513.65
101 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Chris Demetriou MD PCGarden City, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chris Demetriou among 1,797 gastroenterology physician records in New York
Chris Demetriou, M.D. is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1999 · median 1999 among the 1,378 with a school on file
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in Garden City → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Robert Bartolomeo, M.D.Garden City, NY 115301174637854
- Sridevi Bhumi, M.D.Garden City, NY 115301306906938
- Robert Bonasera, M.D.Garden City, NY 115301073537767
- Philip Cassar, M.D.Garden City, NY 115301891868857
- Perry Gould, M.D.Garden City, NY 115301205940939
- Felice Mirsky, M.D.Garden City, NY 115301821102583
- Ronald Robinson, MDGarden City, NY 115301881686913
- Andrew Rosenberg, M.D.Garden City, NY 115301518071265
Common questions
What is Chris Demetriou, M.D.'s NPI number?
Chris Demetriou, M.D.'s National Provider Identifier (NPI) is 1194806075, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chris Demetriou, M.D. located?
The NPPES record lists a practice address at 623 Stewart Ave Ste 106, Garden City, NY, 11530. Phone: (516) 650-3355. Providers update this record themselves, so call before visiting.
How can I verify Chris Demetriou, M.D.'s license?
NPPES lists New York license number 221114-1, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chris Demetriou, M.D. prescribe under Medicare Part D?
In 2024, Chris Demetriou, M.D. had 816 Medicare Part D claims for 238 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Chris Demetriou, M.D.'s MIPS final score?
The 2023 MIPS final score is 67.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.