Doctor profile · Federal record

Dr. Loan Nguyen, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Fresno, CA

  • NPI 1922168715
  • Accepts Medicare
  • MIPS 94.3 / 100 · 2023
  • 39 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6767 N Fresno St
Fresno, CA 937103709
(559) 432-1000
fax (559) 432-1034

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #A509810
Medicaid
CA #00A509810

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922168715. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,832
Distinct HCPCS
10
Medicare allowed
$149,392
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 317 252 $94
92250 Photography of the retina 279 270 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 276 196 $131
92133 Imaging of optic nerve 175 170 $38
92020 Exam of the internal drainage system of eye 155 152 $29
92083 Exam of visual field with extended testing 130 129 $66
92014 Established patient complete exam of visual system 101 97 $134
92136 Measurement of corneal curvature and depth of eye 72 64 $46
92004 New patient complete exam of visual system 66 66 $158
92285 Photography of content of eyes 66 60 $24

In context: peer comparison

Among 15 peers in Fresno Ophthalmology Physician, average services per provider: 412. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$260
Transactions
8
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Amgen INC. 6 $224.27
Dompe US, INC. 1 $18.00
Alcon Vision LLC 1 $17.75

By nature of payment

Food and Beverage
$260

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,325
Patients
408
Total drug cost
$305,642
Drug Type Claims Patients Total cost
Latanoprost Generic 306 86 $6,244
Brimonidine Tartrate Generic 139 46 $4,985
Alphagan P (Brimonidine Tartrate) Brand 111 30 $58,829
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 103 26 $3,248
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 103 31 $53,759
Simbrinza (Brinzolamide/Brimonidine Tart) Brand 89 23 $22,197
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 73 53 $971
Lumigan (Bimatoprost) Brand 69 25 $41,630
Dorzolamide Hcl Generic 62 18 $2,078
Timolol Maleate Generic 61 20 $1,362

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Loan Nguyen's medical specialty?
Dr. Loan Nguyen practices Ophthalmology Physician in Fresno, CA.
Where does Dr. Loan Nguyen practice?
Dr. Loan Nguyen practices at 6767 N Fresno St, Fresno, CA 937103709. Office phone: 5594321000.
What is Dr. Loan Nguyen's NPI?
Dr. Loan Nguyen's National Provider Identifier (NPI) is 1922168715, issued by NPPES.
Does Dr. Loan Nguyen accept Medicare assignment?
Yes. Dr. Loan Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Loan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.