Doctor profile · Federal record
Dr. Diem Thuy Nguyen, OD
Optometrist (CMS: Optometry) · Colleyville, TX
- NPI 1609895093
- 27 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
33 Main St Ste 180
Colleyville, TX 760342983
(817) 605-6060
fax (817) 656-5050
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 25, 2010
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Texas #05785TG
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609895093. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,893
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 16 | 16 | $118 |
In context: peer comparison
Among 5 peers in Colleyville Optometrist, average services per provider: 62. This provider delivers 0.3× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 1 | $19.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
48
Patients
0
Total drug cost
$27,434
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Restasis (Cyclosporine) | Brand | 25 | 0 | $21,376 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 12 | 0 | $4,245 |
| Loteprednol Etabonate | Generic | 11 | 0 | $1,813 |
Frequently asked questions
What is Dr. Diem Thuy Nguyen's medical specialty?
Dr. Diem Thuy Nguyen practices Optometrist in Colleyville, TX.
Where does Dr. Diem Thuy Nguyen practice?
Dr. Diem Thuy Nguyen practices at 33 Main St Ste 180, Colleyville, TX 760342983. Office phone: 8176056060.
What is Dr. Diem Thuy Nguyen's NPI?
Dr. Diem Thuy Nguyen's National Provider Identifier (NPI) is 1609895093, issued by NPPES.
Does Dr. Diem Thuy Nguyen accept Medicare assignment?
Dr. Diem Thuy Nguyen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Diem Thuy Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.