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Deborah Chew, OD
NPI 1821057951 · Optometrist · Fremont, CA
Deborah Chew, OD is a Optometrist provider in Fremont, CA (NPI 1821057951).
Provider details
- NPI number
- 1821057951
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 6413T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
39355 California St
Suite 103
Fremont, CA 94538-1447
Phone: (510) 744-2010
Fax: (510) 744-2015
Street-level locationGet directions
Mailing address
39355 California St
Fremont, CA 94538-1447
Registry dates
- Enumerated
- 2006-03-18
- Last updated
- 2016-07-06
Frequently asked questions
- What is Deborah Chew's NPI number?
- Deborah Chew's National Provider Identifier (NPI) is 1821057951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Chew's specialty?
- Deborah Chew is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Deborah Chew located?
- Deborah Chew's practice location on file with NPPES is 39355 California St, Fremont, CA 94538-1447.
- What is Deborah Chew's phone number?
- The practice phone number listed in the NPPES registry for Deborah Chew is (510) 744-2010.
- Is Deborah Chew's NPI active?
- Yes — Deborah Chew's NPI (1821057951) is active in the NPPES registry as of the last update on 2016-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.