James Grace, PHD
NPI 1396801304 · Clinical Psychologist · Rancho Cucamonga, CA
James Grace, PHD is a Clinical Psychologist provider in Rancho Cucamonga, CA (NPI 1396801304).
Provider details
- NPI number
- 1396801304
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PSY12929 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-12-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is James Grace's NPI number?
- James Grace's National Provider Identifier (NPI) is 1396801304, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Grace's specialty?
- James Grace is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is James Grace located?
- James Grace's practice location on file with NPPES is 10630 Town Center Drive, Rancho Cucamonga, CA 91730.
- What is James Grace's phone number?
- The practice phone number listed in the NPPES registry for James Grace is (909) 949-6011.
- Is James Grace's NPI active?
- Yes — James Grace's NPI (1396801304) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.