Thomas Nguyen
NPI 1740860147 · Optometrist · Clackamas, OR
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Nguyen is a Optometrist provider in Clackamas, OR (NPI 1740860147).
Provider details
- NPI number
- 1740860147
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- No
- License
- ATI4570 (OR)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cyclosporine | 29 | — |
| Latanoprost | 29 | — |
| Fluorometholone | 25 | 19 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 14 | — |
| Trazodone Hcl | 14 | — |
| Gabapentin | 13 | — |
| Doxazosin Mesylate | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-09
- Last updated
- 2026-04-28
- Certified
- 2026-04-28
Frequently asked questions
- What is Thomas Nguyen's NPI number?
- Thomas Nguyen's National Provider Identifier (NPI) is 1740860147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Nguyen's specialty?
- Thomas Nguyen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Thomas Nguyen located?
- Thomas Nguyen's practice location on file with NPPES is 12100 Se Stevens Rd, Clackamas, OR 97086.
- What is Thomas Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Nguyen is (503) 813-2000.
- Does Thomas Nguyen accept Medicare?
- Thomas Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Nguyen's NPI active?
- Yes — Thomas Nguyen's NPI (1740860147) is active in the NPPES registry as of the last update on 2026-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.