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Eileen Chan, O.D.
NPI 1851468110 · Optometrist · San Francisco, CA
Eileen Chan, O.D. is a Optometrist provider in San Francisco, CA (NPI 1851468110).
Provider details
- NPI number
- 1851468110
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 8687T (CA)
Specialties & taxonomies
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
703 Market St
Suite #502
San Francisco, CA 94103-2102
Phone: (415) 777-3130
Street-level locationGet directions
Mailing address
2402 Larkin St
San Francisco, CA 94109-1726
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Eileen Chan's NPI number?
- Eileen Chan's National Provider Identifier (NPI) is 1851468110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eileen Chan's specialty?
- Eileen Chan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Eileen Chan located?
- Eileen Chan's practice location on file with NPPES is 703 Market St, San Francisco, CA 94103-2102.
- What is Eileen Chan's phone number?
- The practice phone number listed in the NPPES registry for Eileen Chan is (415) 777-3130.
- Is Eileen Chan's NPI active?
- Yes — Eileen Chan's NPI (1851468110) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.