Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. James A. Bjork, DC

Individual provider Chiropractor · NPI 1740365915

Dr. James A. Bjork, DC is a Chiropractic in Sioux City, Iowa. Graduated from Palmer College Chiropractic - Davenport in 1973, 53 years ago. Practices as a sole proprietor. Licensed in Iowa.

Years since qualifying
53
Trained at
Palmer College Chiropractic - Davenport
Licensed in
IA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

1406 Nebraska St
Sioux City, IA 51105-1237
Phone: (712) 255-0996
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 04278 (IA)

Record details

NPI number1740365915
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedOctober 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1406 Nebraska St, Sioux City, IA 51105-1237

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCHIROPRACTIC
Medical schoolPALMER COLLEGE CHIROPRACTIC - DAVENPORT
Graduated 1973 (53 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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