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Warren Giss, OD
NPI 1659425635 · Optometrist · Ventura, CA
Warren Giss, OD is a Optometrist provider in Ventura, CA (NPI 1659425635).
Provider details
- NPI number
- 1659425635
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- 04163T (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
200 S Wells Rd
Clinicas Del Camino Real Inc Suite 250
Ventura, CA 93004
Phone: (805) 659-1740
Fax: (805) 659-9959
Street-level locationGet directions
Mailing address
7251 Briarcliff Circle
Ventura, CA 93003-1401
Registry dates
- Enumerated
- 2007-01-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Warren Giss's NPI number?
- Warren Giss's National Provider Identifier (NPI) is 1659425635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Giss's specialty?
- Warren Giss is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Warren Giss located?
- Warren Giss's practice location on file with NPPES is 200 S Wells Rd, Ventura, CA 93004.
- What is Warren Giss's phone number?
- The practice phone number listed in the NPPES registry for Warren Giss is (805) 659-1740.
- Is Warren Giss's NPI active?
- Yes — Warren Giss's NPI (1659425635) 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.