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Delmar Spronk, O.D.
NPI 1619948528 · Optometrist · Sheldon, IA
Delmar Spronk, O.D. is a Optometrist provider in Sheldon, IA (NPI 1619948528).
Provider details
- NPI number
- 1619948528
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 1630 (IA)
Specialties & taxonomies
Eye and Vision Services Providers
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
928 3rd Ave
Sheldon, IA 51201-0100
Phone: (712) 324-2552
Street-level locationGet directions
Mailing address
928 3rd Ave
Sheldon, IA 51201-0100
Registry dates
- Enumerated
- 2006-01-30
- Last updated
- 2007-12-13
Frequently asked questions
- What is Delmar Spronk's NPI number?
- Delmar Spronk's National Provider Identifier (NPI) is 1619948528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Delmar Spronk's specialty?
- Delmar Spronk is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Delmar Spronk located?
- Delmar Spronk's practice location on file with NPPES is 928 3rd Ave, Sheldon, IA 51201-0100.
- What is Delmar Spronk's phone number?
- The practice phone number listed in the NPPES registry for Delmar Spronk is (712) 324-2552.
- Is Delmar Spronk's NPI active?
- Yes — Delmar Spronk's NPI (1619948528) is active in the NPPES registry as of the last update on 2007-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.