What is William Davies's NPI number?

William Davies's National Provider Identifier (NPI) is 1023233285, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Davies's specialty?

William Davies is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).

Where is William Davies located?

William Davies's practice location on file with NPPES is 553 Post Rd, Darien, CT 06820-3609.

What is William Davies's phone number?

The practice phone number listed in the NPPES registry for William Davies is (203) 655-9571.

Is William Davies's NPI active?

Yes — William Davies's NPI (1023233285) is active in the NPPES registry as of the last update on 2009-03-03.

IndividualActive

William Davies, L.O.

NPI 1023233285 · Optician · Darien, CT

William Davies, L.O. is a Optician provider in Darien, CT (NPI 1023233285).

Provider details

NPI number: 1023233285
Entity type: Individual
Primary specialty: OpticianEye and Vision Services Providers
Credential: L.O.
Sex: Male
Sole proprietor: Yes
License: LO 720 (CT)

Specialties & taxonomies

OpticianPrimary156FX1800XLicense LO 720 (CT)
Eye and Vision Services Providers

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 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

553 Post Rd

Darien, CT 06820-3609

Phone: (203) 655-9571

Fax: (203) 655-0774

Street-level locationGet directions

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Mailing address