What is Korey Zwiefel's NPI number?

Korey Zwiefel's National Provider Identifier (NPI) is 1609843283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Korey Zwiefel's specialty?

Korey Zwiefel is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is Korey Zwiefel located?

Korey Zwiefel's practice location on file with NPPES is 401 S 15th St, Clear Lake, IA 50428.

What is Korey Zwiefel's phone number?

The practice phone number listed in the NPPES registry for Korey Zwiefel is (641) 357-3393.

Is Korey Zwiefel's NPI active?

Yes — Korey Zwiefel's NPI (1609843283) is active in the NPPES registry as of the last update on 2007-10-19.

IndividualActive

Korey Zwiefel, DC

NPI 1609843283 · Chiropractor · Clear Lake, IA

Korey Zwiefel, DC is a Chiropractor provider in Clear Lake, IA (NPI 1609843283).

Provider details

NPI number: 1609843283
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: DC
Sex: Male
Sole proprietor: Yes
License: A05999 (IA)

Practice location

401 S 15th St

Clear Lake, IA 50428

Phone: (641) 357-3393

Fax: (641) 357-4228

Approximate (ZIP-level) locationGet directions

More IA providers

Mailing address

401 S 15th St

Clear Lake, IA 50428

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense A05999 (IA)
Chiropractic 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.

Enumerated: 2006-03-02
Last updated: 2007-10-19

Frequently asked questions

What is Korey Zwiefel's NPI number?: Korey Zwiefel's National Provider Identifier (NPI) is 1609843283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Korey Zwiefel's specialty?: Korey Zwiefel is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
Where is Korey Zwiefel located?: Korey Zwiefel's practice location on file with NPPES is 401 S 15th St, Clear Lake, IA 50428.
What is Korey Zwiefel's phone number?: The practice phone number listed in the NPPES registry for Korey Zwiefel is (641) 357-3393.
Is Korey Zwiefel's NPI active?: Yes — Korey Zwiefel's NPI (1609843283) is active in the NPPES registry as of the last update on 2007-10-19.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions