Dena Thamsopit, O.D.
NPI 1740410307 · Optometrist · Phelan, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dena Thamsopit, O.D. is a Optometrist provider in Phelan, CA (NPI 1740410307).
Provider details
- NPI number
- 1740410307
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 13806 (CA)
Specialties & taxonomies
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
16 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-16
- Last updated
- 2009-07-16
Frequently asked questions
- What is Dena Thamsopit's NPI number?
- Dena Thamsopit's National Provider Identifier (NPI) is 1740410307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dena Thamsopit's specialty?
- Dena Thamsopit is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Dena Thamsopit located?
- Dena Thamsopit's practice location on file with NPPES is 4355 Phelan Rd, Phelan, CA 92371-7675.
- What is Dena Thamsopit's phone number?
- The practice phone number listed in the NPPES registry for Dena Thamsopit is (760) 868-2020.
- Does Dena Thamsopit accept Medicare?
- Dena Thamsopit is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dena Thamsopit's NPI active?
- Yes — Dena Thamsopit's NPI (1740410307) is active in the NPPES registry as of the last update on 2009-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.