Marcus Klein, PSYD
NPI 1871963454 · Student in an Organized Health Care Education/Training Program · Los Angeles, CA
Marcus Klein, PSYD is a Student in an Organized Health Care Education/Training Program provider in Los Angeles, CA (NPI 1871963454).
Provider details
- NPI number
- 1871963454
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
Mailing address
Registry dates
- Enumerated
- 2015-09-25
- Last updated
- 2021-05-24
- Certified
- 2021-05-24
Frequently asked questions
- What is Marcus Klein's NPI number?
- Marcus Klein's National Provider Identifier (NPI) is 1871963454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcus Klein's specialty?
- Marcus Klein is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Marcus Klein located?
- Marcus Klein's practice location on file with NPPES is 3580 Wilshire Blvd, Los Angeles, CA 90010-2501.
- What is Marcus Klein's phone number?
- The practice phone number listed in the NPPES registry for Marcus Klein is (213) 381-1250.
- Is Marcus Klein's NPI active?
- Yes — Marcus Klein's NPI (1871963454) is active in the NPPES registry as of the last update on 2021-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.