Ruth Holthuis, NP
NPI 1619020898 · Psychiatric/Mental Health Nurse Practitioner · Holland, MI
Ruth Holthuis, NP is a Psychiatric/Mental Health Nurse Practitioner provider in Holland, MI (NPI 1619020898).
Provider details
- NPI number
- 1619020898
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704077243 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
- 2007-01-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ruth Holthuis's NPI number?
- Ruth Holthuis's National Provider Identifier (NPI) is 1619020898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Holthuis's specialty?
- Ruth Holthuis is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ruth Holthuis located?
- Ruth Holthuis's practice location on file with NPPES is 12265 James St, Holland, MI 49424-8613.
- What is Ruth Holthuis's phone number?
- The practice phone number listed in the NPPES registry for Ruth Holthuis is (616) 494-5453.
- Is Ruth Holthuis's NPI active?
- Yes — Ruth Holthuis's NPI (1619020898) 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.