OrganizationActive
John J Speidel
NPI 1912457425 · Research Study Specialist · Foster City, CA
John J Speidel is a Research Study Specialist organization in Foster City, CA (NPI 1912457425).
Provider details
- NPI number
- 1912457425
- Entity type
- Organization
- Primary specialty
- Research Study SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- John Speidel, Principal(650) 572-1001
- License
- MD5560 (DC)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
631 Portofino Ln
Foster City, CA 94404-2937
Phone: (650) 572-1001
Street-level locationGet directions
Mailing address
631 Portofino Ln
Foster City, CA 94404-2937
Registry dates
- Enumerated
- 2016-10-07
- Last updated
- 2016-10-07
Frequently asked questions
- What is John J Speidel's NPI number?
- John J Speidel's National Provider Identifier (NPI) is 1912457425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John J Speidel?
- John J Speidel is classified in the NPPES registry as Research Study Specialist (Other Service Providers).
- Where is John J Speidel located?
- John J Speidel's practice location on file with NPPES is 631 Portofino Ln, Foster City, CA 94404-2937.
- What is John J Speidel's phone number?
- The practice phone number listed in the NPPES registry for John J Speidel is (650) 572-1001.
- Who is the authorized official for John J Speidel?
- The authorized official listed on John J Speidel's NPPES record is John Speidel, Principal. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John J Speidel's NPI active?
- Yes — John J Speidel's NPI (1912457425) is active in the NPPES registry as of the last update on 2016-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.