IndividualActive
Stephanie Simpson, PSY.D.
NPI 1700071644 · Clinical Psychologist · Concord, CA
Stephanie Simpson, PSY.D. is a Clinical Psychologist provider in Concord, CA (NPI 1700071644).
Provider details
- NPI number
- 1700071644
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 22257 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1333 Willow Pass Rd
Suite 102
Concord, CA 94520-7930
Phone: (925) 825-1793
Fax: (925) 825-7094
Street-level locationGet directions
Mailing address
1333 Willow Pass Rd
Concord, CA 94520-7930
Registry dates
- Enumerated
- 2007-09-13
- Last updated
- 2009-05-26
Frequently asked questions
- What is Stephanie Simpson's NPI number?
- Stephanie Simpson's National Provider Identifier (NPI) is 1700071644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Simpson's specialty?
- Stephanie Simpson is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stephanie Simpson located?
- Stephanie Simpson's practice location on file with NPPES is 1333 Willow Pass Rd, Concord, CA 94520-7930.
- What is Stephanie Simpson's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Simpson is (925) 825-1793.
- Is Stephanie Simpson's NPI active?
- Yes — Stephanie Simpson's NPI (1700071644) is active in the NPPES registry as of the last update on 2009-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.