Leon Anderson, LLP
NPI 1134171903 · Psychologist · Lansing, MI
Enrolled with Medicare as Practitioner - Psychologist Billing Independently · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leon Anderson, LLP is a Psychologist provider in Lansing, MI (NPI 1134171903).
Provider details
- NPI number
- 1134171903
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- LLP
- Sex
- Male
- License
- 6301002628 (MI)
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
- 2006-05-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leon Anderson's NPI number?
- Leon Anderson's National Provider Identifier (NPI) is 1134171903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon Anderson's specialty?
- Leon Anderson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Leon Anderson located?
- Leon Anderson's practice location on file with NPPES is 812 E Jolly Rd, Lansing, MI 48910-6818.
- What is Leon Anderson's phone number?
- The practice phone number listed in the NPPES registry for Leon Anderson is (517) 346-8328.
- Does Leon Anderson accept Medicare?
- Leon Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leon Anderson's NPI active?
- Yes — Leon Anderson's NPI (1134171903) 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.