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Gwen Stephens, MA
NPI 1578074852 · Behavior Analyst · San Jose, CA
Gwen Stephens, MA is a Behavior Analyst provider in San Jose, CA (NPI 1578074852).
Provider details
- NPI number
- 1578074852
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social 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
4030 Moorpark Ave Ste 105
San Jose, CA 95117-1848
Phone: (669) 444-5980
Fax: (855) 568-2494
Street-level locationGet directions
Mailing address
18726 S Western Ave Ste 408
Gardena, CA 90248-3858
Registry dates
- Enumerated
- 2017-10-13
- Last updated
- 2025-09-11
Frequently asked questions
- What is Gwen Stephens's NPI number?
- Gwen Stephens's National Provider Identifier (NPI) is 1578074852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwen Stephens's specialty?
- Gwen Stephens is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Gwen Stephens located?
- Gwen Stephens's practice location on file with NPPES is 4030 Moorpark Ave Ste 105, San Jose, CA 95117-1848.
- What is Gwen Stephens's phone number?
- The practice phone number listed in the NPPES registry for Gwen Stephens is (669) 444-5980.
- Is Gwen Stephens's NPI active?
- Yes — Gwen Stephens's NPI (1578074852) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.