William Kooi, MA, LPC, QIDP
NPI 1588901029 · Professional Counselor · Grand Rapids, MI
William Kooi, MA, LPC, QIDP is a Professional Counselor provider in Grand Rapids, MI (NPI 1588901029).
Provider details
- NPI number
- 1588901029
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LPC, QIDP
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2013-01-03
- Last updated
- 2022-07-21
Frequently asked questions
- What is William Kooi's NPI number?
- William Kooi's National Provider Identifier (NPI) is 1588901029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kooi's specialty?
- William Kooi is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is William Kooi located?
- William Kooi's practice location on file with NPPES is 534 Fountain St Ne, Grand Rapids, MI 49503-3422.
- What is William Kooi's phone number?
- The practice phone number listed in the NPPES registry for William Kooi is (616) 710-1504.
- Is William Kooi's NPI active?
- Yes — William Kooi's NPI (1588901029) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.