Harry Holwerda, M D
NPI 1740352277 · Family Medicine Physician · Grand Rapids, MI
Harry Holwerda, M D is a Family Medicine Physician provider in Grand Rapids, MI (NPI 1740352277).
Provider details
- NPI number
- 1740352277
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M D
- Sex
- Male
- Sole proprietor
- No
- License
- 4301027130 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-11-13
- Last updated
- 2014-08-27
Frequently asked questions
- What is Harry Holwerda's NPI number?
- Harry Holwerda's National Provider Identifier (NPI) is 1740352277, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harry Holwerda's specialty?
- Harry Holwerda is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harry Holwerda located?
- Harry Holwerda's practice location on file with NPPES is 2850 Kalamazoo Ave, Grand Rapids, MI 49560.
- What is Harry Holwerda's phone number?
- The practice phone number listed in the NPPES registry for Harry Holwerda is (616) 224-0407.
- Is Harry Holwerda's NPI active?
- Yes — Harry Holwerda's NPI (1740352277) is active in the NPPES registry as of the last update on 2014-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.