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Clifford Stevenson
NPI 1194235200 · Research Study Specialist · Alamo, CA
Clifford Stevenson is a Research Study Specialist provider in Alamo, CA (NPI 1194235200).
Provider details
- NPI number
- 1194235200
- Entity type
- Individual
- Primary specialty
- Research Study SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
328 Crest Ave
Alamo, CA 94507-2641
Phone: (415) 735-6838
Street-level locationGet directions
Mailing address
1357 Pennsridge Pl
Downingtown, PA 19335-3682
Registry dates
- Enumerated
- 2017-10-03
- Last updated
- 2017-10-03
Frequently asked questions
- What is Clifford Stevenson's NPI number?
- Clifford Stevenson's National Provider Identifier (NPI) is 1194235200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Stevenson's specialty?
- Clifford Stevenson is listed in the NPPES registry with a primary specialty of Research Study Specialist (Other Service Providers).
- Where is Clifford Stevenson located?
- Clifford Stevenson's practice location on file with NPPES is 328 Crest Ave, Alamo, CA 94507-2641.
- What is Clifford Stevenson's phone number?
- The practice phone number listed in the NPPES registry for Clifford Stevenson is (415) 735-6838.
- Is Clifford Stevenson's NPI active?
- Yes — Clifford Stevenson's NPI (1194235200) is active in the NPPES registry as of the last update on 2017-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.