OrganizationActive
Gary a Osias
NPI 1467503144 · Optometrist · Castro Valley, CA
Gary a Osias is a Optometrist organization in Castro Valley, CA (NPI 1467503144).
Provider details
- NPI number
- 1467503144
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Lydia Osias, Business Manager(510) 581-1553
- License
- 7027T (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
2687 Castro Valley Blvd
Castro Valley, CA 94546-5409
Phone: (510) 581-1553
Fax: (510) 581-1929
Street-level locationGet directions
Mailing address
2687 Castro Valley Blvd
Castro Valley, CA 94546-5409
Other names (DBA / former)
- Doing business as
- Primary Eyecare Optometrics
Registry dates
- Enumerated
- 2007-01-16
- Last updated
- 2011-08-03
Frequently asked questions
- What is Gary a Osias's NPI number?
- Gary a Osias's National Provider Identifier (NPI) is 1467503144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary a Osias?
- Gary a Osias is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Gary a Osias located?
- Gary a Osias's practice location on file with NPPES is 2687 Castro Valley Blvd, Castro Valley, CA 94546-5409.
- What is Gary a Osias's phone number?
- The practice phone number listed in the NPPES registry for Gary a Osias is (510) 581-1553.
- Who is the authorized official for Gary a Osias?
- The authorized official listed on Gary a Osias's NPPES record is Lydia Osias, Business Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary a Osias's NPI active?
- Yes — Gary a Osias's NPI (1467503144) is active in the NPPES registry as of the last update on 2011-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.