Doctor profile · Federal record

Dr. Thy Nguyen, O.D.

Optometrist (CMS: Optometry) · Garden Grove, CA

  • NPI 1750490413
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
12828 Harbor Blvd Ste 330
Garden Grove, CA 928405834
(714) 534-8100
fax (714) 534-1345
Additional location
1640 Newport Blvd Ste 220
Costa Mesa, CA 926273786
(949) 876-5046
Additional location
18582 Main St
Huntington Beach, CA 926481701
(714) 843-5700
Mailing address
100 E California Blvd
Pasadena, CA 911053205

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 13, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #12746T

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750490413. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
139
Distinct HCPCS
4
Medicare allowed
$14,113
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 58 55 $141
92012 Established patient problem focused exam of visual system 38 34 $101
92133 Imaging of optic nerve 31 26 $40
92083 Exam of visual field with extended testing 12 12 $71

In context: peer comparison

Among 6 peers in this city , average services per provider: 39. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$298
Transactions
13
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 9 $173.94
Tarsus Pharmaceuticals, Inc. 2 $62.69
CooperVision Inc. 2 $60.87

By nature of payment

Food and Beverage
$298

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,327
Patients
1,060
Total drug cost
$837,166
Drug Type Claims Patients Total cost
Latanoprost Generic 1,065 297 $25,174
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 532 159 $18,689
Lumigan (Bimatoprost) Brand 412 121 $207,147
Restasis (Cyclosporine) Brand 318 84 $341,238
Cyclosporine Generic 177 61 $110,905
Prednisolone Acetate Generic 129 86 $4,114
Brimonidine Tartrate Generic 119 35 $15,368
Timolol Maleate Generic 105 33 $3,583
Erythromycin (Erythromycin Base) Brand 98 47 $1,199
Ketorolac Tromethamine Generic 76 55 $1,747

Frequently asked questions

Auto-generated from federal data
What is Dr. Thy Nguyen's medical specialty?
Dr. Thy Nguyen practices Optometrist in Garden Grove, CA.
Where does Dr. Thy Nguyen practice?
Dr. Thy Nguyen practices at 12828 Harbor Blvd Ste 330, Garden Grove, CA 928405834. Office phone: 7145348100.
What is Dr. Thy Nguyen's NPI?
Dr. Thy Nguyen's National Provider Identifier (NPI) is 1750490413, issued by NPPES.
Does Dr. Thy Nguyen accept Medicare assignment?
Yes. Dr. Thy Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thy Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.