What is Aaron Chang's NPI number?

Aaron Chang's National Provider Identifier (NPI) is 1306172697, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aaron Chang's specialty?

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

Where is Aaron Chang located?

Aaron Chang's practice location on file with NPPES is 200a 2nd Ave, San Mateo, CA 94401-3904.

What is Aaron Chang's phone number?

The practice phone number listed in the NPPES registry for Aaron Chang is (650) 685-8828.

Is Aaron Chang's NPI active?

Yes — Aaron Chang's NPI (1306172697) is active in the NPPES registry as of the last update on 2009-10-22.

IndividualActive

Aaron Chang

NPI 1306172697 · Optician · San Mateo, CA

Aaron Chang is a Optician provider in San Mateo, CA (NPI 1306172697).

Provider details

NPI number: 1306172697
Entity type: Individual
Primary specialty: OpticianEye and Vision Services Providers
Sex: Male
Sole proprietor: Yes
License: 208451147 (CA)

Specialties & taxonomies

OpticianPrimary156FX1800XLicense 208451147 (CA)
Eye and Vision Services Providers

Profile Score

Detailed profile(84/100 index)

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

200a 2nd Ave

San Mateo, CA 94401-3904

Phone: (650) 685-8828

Fax: (650) 685-0101

Street-level locationGet directions

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Mailing address