William Meermans, PHD
NPI 1780780734 · Psychologist · East Lansing, MI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Meermans, PHD is a Psychologist provider in East Lansing, MI (NPI 1780780734).
Provider details
- NPI number
- 1780780734
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 6801007002 (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
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
- 2006-09-16
- Last updated
- 2015-10-30
Frequently asked questions
- What is William Meermans's NPI number?
- William Meermans's National Provider Identifier (NPI) is 1780780734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Meermans's specialty?
- William Meermans is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William Meermans located?
- William Meermans's practice location on file with NPPES is 415 W Grand River Ave, East Lansing, MI 48823-4201.
- What is William Meermans's phone number?
- The practice phone number listed in the NPPES registry for William Meermans is (517) 351-1234.
- Does William Meermans accept Medicare?
- William Meermans is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Meermans's NPI active?
- Yes — William Meermans's NPI (1780780734) is active in the NPPES registry as of the last update on 2015-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.