Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

606 E Platt St
Maquoketa, IA 52060-2415
Phone: (563) 652-5687
Fax: (563) 652-0281
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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
Mailing address606 E Platt St, Maquoketa, IA 52060-2415

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

Other providers in Maquoketa