Paul Klein, PSY.D.
NPI 1558304089 · Psychologist · Palo Alto, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Klein, PSY.D. is a Psychologist provider in Palo Alto, CA (NPI 1558304089).
Provider details
- NPI number
- 1558304089
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY19125 (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
20 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
- 2006-06-13
- Last updated
- 2017-01-24
Frequently asked questions
- What is Paul Klein's NPI number?
- Paul Klein's National Provider Identifier (NPI) is 1558304089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Klein's specialty?
- Paul Klein is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Paul Klein located?
- Paul Klein's practice location on file with NPPES is 415 Cambridge Avenue Suite 4, Palo Alto, CA 94306-1600.
- What is Paul Klein's phone number?
- The practice phone number listed in the NPPES registry for Paul Klein is (650) 921-1188.
- Does Paul Klein accept Medicare?
- Paul Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Klein's NPI active?
- Yes — Paul Klein's NPI (1558304089) is active in the NPPES registry as of the last update on 2017-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.