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John Leenhouts, MD
NPI 1093778334 · Ophthalmology Physician · Grand Haven, MI
John Leenhouts, MD is a Ophthalmology Physician provider in Grand Haven, MI (NPI 1093778334).
Provider details
- NPI number
- 1093778334
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 34432 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1445 Sheldon Rd Ste 100
Grand Haven, MI 49417-2479
Phone: (616) 842-1680
Fax: (616) 842-8269
Street-level locationGet directions
Mailing address
1266 E Sherman Blvd
Muskegon, MI 49444-1847
Registry dates
- Enumerated
- 2006-04-08
- Last updated
- 2011-12-23
Frequently asked questions
- What is John Leenhouts's NPI number?
- John Leenhouts's National Provider Identifier (NPI) is 1093778334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Leenhouts's specialty?
- John Leenhouts is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Leenhouts located?
- John Leenhouts's practice location on file with NPPES is 1445 Sheldon Rd Ste 100, Grand Haven, MI 49417-2479.
- What is John Leenhouts's phone number?
- The practice phone number listed in the NPPES registry for John Leenhouts is (616) 842-1680.
- Is John Leenhouts's NPI active?
- Yes — John Leenhouts's NPI (1093778334) is active in the NPPES registry as of the last update on 2011-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.