What is Chang Chan's NPI number?

Chang Chan's National Provider Identifier (NPI) is 1649308545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Chang Chan's specialty?

Chang Chan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).

Where is Chang Chan located?

Chang Chan's practice location on file with NPPES is 1029 Jefferson Blvd, West Sacramento, CA 95691-3344.

What is Chang Chan's phone number?

The practice phone number listed in the NPPES registry for Chang Chan is (916) 371-3421.

Is Chang Chan's NPI active?

Yes — Chang Chan's NPI (1649308545) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Chang Chan, O.D.

NPI 1649308545 · Optometrist · West Sacramento, CA

Chang Chan, O.D. is a Optometrist provider in West Sacramento, CA (NPI 1649308545).

Provider details

NPI number: 1649308545
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Credential: O.D.
Sex: Male
Sole proprietor: Yes
License: 5641TPA (CA)

Specialties & taxonomies

OptometristPrimary152W00000XLicense 5641TPA (CA)
Eye and Vision Services Providers

Profile Score

Detailed profile(89/100 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

1029 Jefferson Blvd

Ste. G

West Sacramento, CA 95691-3344

Phone: (916) 371-3421

Fax: (916) 371-3421

Street-level locationGet directions

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Mailing address