What is Mark Kruse's NPI number?

Mark Kruse's National Provider Identifier (NPI) is 1821077694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Kruse's specialty?

Mark Kruse is listed in the NPPES registry with a primary specialty of Orthopedic Chiropractor (Chiropractic Providers).

Where is Mark Kruse located?

Mark Kruse's practice location on file with NPPES is 4716 Morningside Ave, Sioux City, IA 51106-3020.

What is Mark Kruse's phone number?

The practice phone number listed in the NPPES registry for Mark Kruse is (712) 276-0712.

Is Mark Kruse's NPI active?

Yes — Mark Kruse's NPI (1821077694) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

Mark Kruse, D.C.

NPI 1821077694 · Orthopedic Chiropractor · Sioux City, IA

Mark Kruse, D.C. is a Orthopedic Chiropractor provider in Sioux City, IA (NPI 1821077694).

Provider details

NPI number: 1821077694
Entity type: Individual
Primary specialty: Orthopedic ChiropractorChiropractic Providers
Credential: D.C.
Sex: Male
License: 04452 (IA)

Specialties & taxonomies

Orthopedic ChiropractorPrimary111NX0800XLicense 04452 (IA)
Chiropractic Providers
Sports Physician Chiropractor111NS0005XLicense 04452 (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.

Practice location

4716 Morningside Ave

Sioux City, IA 51106-3020

Phone: (712) 276-0712

Fax: (712) 276-0718

Street-level locationGet directions

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Mailing address