OrganizationActive
Clear Optometry
NPI 1942622931 · Optometrist · San Mateo, CA
Clear Optometry is a Optometrist organization in San Mateo, CA (NPI 1942622931).
Provider details
- NPI number
- 1942622931
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Katherine Lok Chan, Owner(650) 348-8818
- License
- 11078 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
138 E 3rd Ave
San Mateo, CA 94401-4013
Phone: (650) 348-8818
Fax: (650) 348-8817
Street-level locationGet directions
Mailing address
138 E 3rd Ave
San Mateo, CA 94401-4013
Registry dates
- Enumerated
- 2014-01-10
- Last updated
- 2014-01-10
Frequently asked questions
- What is Clear Optometry's NPI number?
- Clear Optometry's National Provider Identifier (NPI) is 1942622931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Clear Optometry?
- Clear Optometry is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Clear Optometry located?
- Clear Optometry's practice location on file with NPPES is 138 E 3rd Ave, San Mateo, CA 94401-4013.
- What is Clear Optometry's phone number?
- The practice phone number listed in the NPPES registry for Clear Optometry is (650) 348-8818.
- Who is the authorized official for Clear Optometry?
- The authorized official listed on Clear Optometry's NPPES record is Katherine Lok Chan, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Clear Optometry's NPI active?
- Yes — Clear Optometry's NPI (1942622931) is active in the NPPES registry as of the last update on 2014-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.