Stuart Shaffer, PH.D.
NPI 1366588675 · Clinical Psychologist · San Pedro, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stuart Shaffer, PH.D. is a Clinical Psychologist provider in San Pedro, CA (NPI 1366588675).
Provider details
- NPI number
- 1366588675
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY5613 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2007-01-30
- Last updated
- 2024-03-05
- Certified
- 2024-03-05
Frequently asked questions
- What is Stuart Shaffer's NPI number?
- Stuart Shaffer's National Provider Identifier (NPI) is 1366588675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stuart Shaffer's specialty?
- Stuart Shaffer is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stuart Shaffer located?
- Stuart Shaffer's practice location on file with NPPES is 753 W Basin St, San Pedro, CA 90731-1301.
- What is Stuart Shaffer's phone number?
- The practice phone number listed in the NPPES registry for Stuart Shaffer is (310) 548-6868.
- Does Stuart Shaffer accept Medicare?
- Stuart Shaffer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stuart Shaffer's NPI active?
- Yes — Stuart Shaffer's NPI (1366588675) is active in the NPPES registry as of the last update on 2024-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.