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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DOUGLAS GRANT LEON DC
NPI 1932154044
Chiropractor in Maquoketa, IA

Active since May 24, 2006
606 E PLATT ST, MAQUOKETA, IA 52060(563) 652-5687(563) 652-0281 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Douglas Grant Leon Dc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DOUGLAS GRANT LEON DC (NPI 1932154044) is an individual chiropractor in Maquoketa, Iowa, licensed in Iowa (04417) and active in the NPI registry since May 2006. He is a graduate of Palmer College Chiropractic - Davenport (1974).

NPPES Registry Identity

NPI1932154044
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. DOUGLAS GRANT LEONCredential: DC
Location Address606 E PLATT STMaquoketa, IA 52060-2415
Mailing Address606 E Platt StMaquoketa, IA 52060-2415 · (563) 652-5687 · Fax (563) 652-0281
Phone(563) 652-5687
Fax(563) 652-0281
Sole ProprietorNo
Medical School CMSPalmer College Chiropractic - DavenportGraduated 1974
Enumeration DateMay 24, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1932154044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in IA · 04417
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
606 E PLATT ST, Maquoketa, IA 52060
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Other Identifiers 2

Other02375Blue Cross
Medicaid0023754IA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Douglas Grant Leon Dc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4183512718
PECOS Enrollment IDI20040305001031

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
1,068 services175 patients

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. BRENT JEREMY LEON D.C.
Chiropractor
606 E PLATT ST
MAQUOKETA, IA 52060
Jackson County (563) 652-5687
LEON CHIROPRACTIC LLC
Chiropractor
606 E PLATT ST
MAQUOKETA, IA 52060
Jackson County (563) 652-5687

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Douglas Leon's NPI number?

The NPI number for Douglas Leon is 1932154044. It was assigned to this individual provider in the NPPES registry on May 24, 2006.

Where is Douglas Leon located?

Douglas Leon practices at 606 E Platt St, Maquoketa, IA 52060. The listed phone number is (563) 652-5687.

What is Douglas Leon's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Douglas Leon enrolled in Medicare?

Yes. Douglas Leon is registered in the Medicare PECOS enrollment system.

What insurance does Douglas Leon accept?

Health plans from Medica and Sanford Health Plan list Douglas Leon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Douglas Leon was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.