Doctor profile · Federal record

Dr. Garrett Nguyen, MD

Anesthesiology Physician (CMS: Anesthesiology) · Pain Medicine (Anesthesiology) Physician · Norwalk, CT

  • NPI 1740283621
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24 Stevens St
Norwalk, CT 068503852
(203) 852-2276
fax (203) 852-2527
Mailing address
804 Scott Nixon Memorial Dr
Augusta, GA 309072464

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
November 7, 2007
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Connecticut #042980

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740283621. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
276
Distinct HCPCS
4
Medicare allowed
$25,149
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 119 119 $85
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 75 75 $93
00813 Anesthesia for procedure on small and large bowel using an endoscope 52 52 $116
00812 Anesthesia for exam of colon using an endoscope 30 30 $68

In context: peer comparison

Among 6 peers in this city , average services per provider: 29. This provider delivers 9.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 5 $107.20
Janssen Biotech, Inc. 2 $42.98

By nature of payment

Food and Beverage
$150

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Garrett Nguyen's medical specialty?
Dr. Garrett Nguyen practices Anesthesiology Physician in Norwalk, CT.
Where does Dr. Garrett Nguyen practice?
Dr. Garrett Nguyen practices at 24 Stevens St, Norwalk, CT 068503852. Office phone: 2038522276.
What is Dr. Garrett Nguyen's NPI?
Dr. Garrett Nguyen's National Provider Identifier (NPI) is 1740283621, issued by NPPES.
Does Dr. Garrett Nguyen accept Medicare assignment?
Yes. Dr. Garrett Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Garrett Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.