Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Jaan Douma, DC

Individual provider Chiropractor · NPI 1912059668

Jaan Douma, DC is registered under Chiropractic in Portage, Michigan. Graduated from Western States College of Chiropractic in 1999, 27 years ago. Accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
27
Trained at
Western States College of Chiropractic
Licensed in
MI
In the registry since
2007
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

5833 Oakland Dr
Portage, MI 49024-1163 Not confirmed with CMS for 12 years — call before visiting
Phone: (269) 321-7733
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 2301008084 (MI)

Record details

NPI number1912059668
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedJanuary 16, 2007
Last updated in NPPESDecember 30, 2013

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolWESTERN STATES COLLEGE OF CHIROPRACTIC
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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