William Rietveld
NPI 1932569407 · Addiction (Substance Use Disorder) Counselor · Holland, MI
William Rietveld is a Addiction (Substance Use Disorder) Counselor provider in Holland, MI (NPI 1932569407).
Provider details
- NPI number
- 1932569407
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 740 (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
10 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
- 2016-02-26
- Last updated
- 2016-02-26
Frequently asked questions
- What is William Rietveld's NPI number?
- William Rietveld's National Provider Identifier (NPI) is 1932569407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Rietveld's specialty?
- William Rietveld is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Rietveld located?
- William Rietveld's practice location on file with NPPES is 665 136th Ave, Holland, MI 49424-1897.
- What is William Rietveld's phone number?
- The practice phone number listed in the NPPES registry for William Rietveld is (616) 393-2188.
- Is William Rietveld's NPI active?
- Yes — William Rietveld's NPI (1932569407) is active in the NPPES registry as of the last update on 2016-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.