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

Individual provider Chiropractor · NPI 1932154044

Dr. Douglas Grant Leon, DC is a Chiropractic in Maquoketa, Iowa. Graduated from Palmer College Chiropractic - Davenport in 1974, 52 years ago. Licensed in Iowa.

Years since qualifying
52
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

606 E Platt St
Maquoketa, IA 52060-2415
Phone: (563) 652-5687
Fax: (563) 652-0281
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 04417 (IA)

Record details

NPI number1932154044
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedMay 24, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolPALMER COLLEGE CHIROPRACTIC - DAVENPORT
Graduated 1974 (52 years in practice)
Accepts Medicare assignment Not indicated

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