Keith Louwerse, PSYD
NPI 1174750459 · Clinical Psychologist · Zeeland, MI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Louwerse, PSYD is a Clinical Psychologist provider in Zeeland, MI (NPI 1174750459).
Provider details
- NPI number
- 1174750459
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6301015112 (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
17 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
- 2009-06-15
- Last updated
- 2023-08-24
- Certified
- 2023-08-24
Frequently asked questions
- What is Keith Louwerse's NPI number?
- Keith Louwerse's National Provider Identifier (NPI) is 1174750459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Louwerse's specialty?
- Keith Louwerse is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Keith Louwerse located?
- Keith Louwerse's practice location on file with NPPES is 201 W Washington Ave Ste 280, Zeeland, MI 49464-1074.
- What is Keith Louwerse's phone number?
- The practice phone number listed in the NPPES registry for Keith Louwerse is (616) 259-5452.
- Does Keith Louwerse accept Medicare?
- Keith Louwerse is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Louwerse's NPI active?
- Yes — Keith Louwerse's NPI (1174750459) is active in the NPPES registry as of the last update on 2023-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.