Doctor profile · Federal record

Dr. Alexander Nguyen, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Ophthalmology Physician · Waterbury, CT

  • NPI 1619316395
  • Accepts Medicare
  • MIPS 89.4 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1201 W Main St Ste 100
Waterbury, CT 067083105
(203) 597-9100
fax (203) 401-6361
Additional location
111 Park St, Apartment 2N
New Haven, CT 065115412
(561) 315-3914
Additional location
900 Nw 17Th St
Miami, FL 331361119
(305) 243-2020

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
June 26, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Connecticut #60860 · Florida #ME131460

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619316395. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,632
Distinct HCPCS
10
Medicare allowed
$341,021
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 735 516 $96
92083 Exam of visual field with extended testing 615 491 $68
92133 Imaging of optic nerve 538 519 $39
92014 Established patient complete exam of visual system 433 432 $136
92020 Exam of the internal drainage system of eye 413 407 $29
99214 Established patient office or other outpatient visit, 30-39 minutes 319 260 $135
92134 Imaging of retina 154 131 $43
92136 Measurement of corneal curvature and depth of eye 79 51 $39
92004 New patient complete exam of visual system 69 69 $158
66984 Removal of cataract with insertion of prosthetic lens 54 37 $531

In context: peer comparison

Among 9 peers in Waterbury Ophthalmology Physician, average services per provider: 113. This provider delivers 32× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$160
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $145.03
Bausch & Lomb Americas INC. 1 $14.79

By nature of payment

Food and Beverage
$160

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
7,166
Patients
2,045
Total drug cost
$646,501
Drug Type Claims Patients Total cost
Latanoprost Generic 2,625 581 $52,760
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 870 225 $26,373
Timolol Maleate Generic 681 222 $13,702
Brimonidine Tartrate Generic 656 180 $27,583
Prednisolone Acetate Generic 527 317 $22,265
Rhopressa (Netarsudil Mesylate) Brand 375 79 $202,948
Ofloxacin Generic 271 167 $3,206
Dorzolamide Hcl Generic 270 64 $10,595
Lumigan (Bimatoprost) Brand 221 41 $92,578
Travoprost Generic 175 36 $41,114

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Nguyen's medical specialty?
Dr. Alexander Nguyen practices Ophthalmology Physician in Waterbury, CT.
Where does Dr. Alexander Nguyen practice?
Dr. Alexander Nguyen practices at 1201 W Main St Ste 100, Waterbury, CT 067083105. Office phone: 2035979100.
What is Dr. Alexander Nguyen's NPI?
Dr. Alexander Nguyen's National Provider Identifier (NPI) is 1619316395, issued by NPPES.
Does Dr. Alexander Nguyen accept Medicare assignment?
Yes. Dr. Alexander Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Exam of visual field with extended testing (HCPCS 92083); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.