IndividualActive
John Sanders
NPI 1487949764 · Psychologist · Grass Valley, CA
John Sanders is a Psychologist provider in Grass Valley, CA (NPI 1487949764).
Provider details
- NPI number
- 1487949764
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(75/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
500 Crown Point Cir Ste 120
Grass Valley, CA 95945-9561
Phone: (530) 265-1437
Fax: (530) 271-0257
Approximate (ZIP-level) locationGet directions
Mailing address
325 Bennett St
Grass Valley, CA 95945-6804
Registry dates
- Enumerated
- 2011-06-14
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is John Sanders's NPI number?
- John Sanders's National Provider Identifier (NPI) is 1487949764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sanders's specialty?
- John Sanders is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is John Sanders located?
- John Sanders's practice location on file with NPPES is 500 Crown Point Cir Ste 120, Grass Valley, CA 95945-9561.
- What is John Sanders's phone number?
- The practice phone number listed in the NPPES registry for John Sanders is (530) 265-1437.
- Is John Sanders's NPI active?
- Yes — John Sanders's NPI (1487949764) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.