Doctor profile · Federal record

Dr. Chris Demetriou, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Garden City, NY

  • NPI 1194806075
  • Accepts Medicare
  • MIPS 67.3 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
623 Stewart Ave Ste 106
Garden City, NY 115304771
(516) 650-3355

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 4, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #221114-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194806075. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,273
Distinct HCPCS
10
Medicare allowed
$150,020
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 831 118 $40
88313 Special stained specimen slides to examine tissue including interpretation and report 366 65 $13
88342 Special stained specimen slides to examine tissue, initial procedure 186 56 $38
99214 Established patient office or other outpatient visit, 30-39 minutes 134 114 $144
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 129 119 $63
45380 Biopsy of large bowel using a flexible endoscope 115 113 $79
88312 Special stained specimen slides to identify organisms including interpretation and report 115 36 $29
45384 Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery 98 97 $151
99213 Established patient office or other outpatient visit, 20-29 minutes 64 59 $97
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 59 59 $253

In context: peer comparison

Among 11 peers in this city , average services per provider: 87. This provider delivers 26× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,514
Transactions
94
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 19 $396.35
QOL Medical, LLC 11 $299.13
PFIZER INC. 13 $261.37
Ardelyx, Inc. 8 $194.44
Phathom Pharmaceuticals, Inc. 7 $181.74
Janssen Biotech, Inc. 6 $158.23
Takeda Pharmaceuticals U.S.A., Inc. 7 $150.65
GENZYME CORPORATION 5 $137.11
Philips North America LLC 1 $135.11
EVOKE PHARMA, INC. 2 $115.60
Lilly USA, LLC 3 $98.94
IRONWOOD PHARMACEUTICALS, INC 4 $87.45
Celgene Corporation 4 $67.60
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $48.23
Novo Nordisk Inc 2 $46.06

By nature of payment

Food and Beverage
$2,514

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
565
Patients
213
Total drug cost
$428,132
Drug Type Claims Patients Total cost
Omeprazole Generic 213 108 $2,254
Pantoprazole Sodium Generic 77 35 $1,161
Xifaxan (Rifaximin) Brand 62 0 $194,893
Linzess (Linaclotide) Brand 35 17 $35,276
Famotidine Generic 23 12 $426
Dexlansoprazole Dr (Dexlansoprazole) Brand 22 0 $10,028
Colestipol Hcl Generic 18 0 $1,697
Budesonide Er (Budesonide) Brand 16 0 $21,654
Metronidazole Generic 16 13 $944
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 14 $175

Frequently asked questions

Auto-generated from federal data
What is Dr. Chris Demetriou's medical specialty?
Dr. Chris Demetriou practices Gastroenterology Physician in Garden City, NY.
Where does Dr. Chris Demetriou practice?
Dr. Chris Demetriou practices at 623 Stewart Ave Ste 106, Garden City, NY 115304771. Office phone: 5166503355.
What is Dr. Chris Demetriou's NPI?
Dr. Chris Demetriou's National Provider Identifier (NPI) is 1194806075, issued by NPPES.
Does Dr. Chris Demetriou accept Medicare assignment?
Yes. Dr. Chris Demetriou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chris Demetriou commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue including interpretation and report (HCPCS 88313); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.