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Glen Ellis, C.P.O.
NPI 1023156130 · Specialist · Castro Valley, CA
Glen Ellis, C.P.O. is a Specialist provider in Castro Valley, CA (NPI 1023156130).
Provider details
- NPI number
- 1023156130
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- C.P.O.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 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
83% 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
3553 Castro Valley Blvd
Suite B
Castro Valley, CA 94546-4400
Phone: (510) 537-1210
Fax: (510) 537-1082
Street-level locationGet directions
Mailing address
2260 Jeffrey St
Livermore, CA 94550-6463
Registry dates
- Enumerated
- 2007-02-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Glen Ellis's NPI number?
- Glen Ellis's National Provider Identifier (NPI) is 1023156130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glen Ellis's specialty?
- Glen Ellis is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Glen Ellis located?
- Glen Ellis's practice location on file with NPPES is 3553 Castro Valley Blvd, Castro Valley, CA 94546-4400.
- What is Glen Ellis's phone number?
- The practice phone number listed in the NPPES registry for Glen Ellis is (510) 537-1210.
- Is Glen Ellis's NPI active?
- Yes — Glen Ellis's NPI (1023156130) 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.