MADELINE DUNCAN CHIROPRACTIC CORPORATION
NPI 1881407260
Chiropractor in Danville, CA

Q: What is Madeline Duncan Chiropractic Corporation's specialty?

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

Active since January 29, 2025

318 DIABLO RD STE 245, DANVILLE, CA 94526(925) 290-1830(925) 290-1564 Get Directions Write a Review

NPPES record last updated: January 29, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Madeline Duncan Chiropractic Corporation NPPES

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

MADELINE DUNCAN CHIROPRACTIC CORPORATION (NPI 1881407260) is a healthcare organization registered as a chiropractor in Danville, California and active in the NPI registry since January 2025. The organization lists Madeline Duncan, President, as its authorized official.

NPPES Registry Identity

NPI1881407260

Entity TypeOrganization

Primary Taxonomy111N00000X

Legal Business NameMADELINE DUNCAN CHIROPRACTIC CORPORATION

Location Address318 DIABLO RD STE 245Danville, CA 94526-3464

Mailing Address318 Diablo Rd Ste 245Danville, CA 94526-3464 · (925) 290-1830 · Fax (925) 290-1564

Phone(925) 290-1830

Fax(925) 290-1564

Organization SubpartNo

Authorized OfficialMadeline DuncanPresident · (925) 286-0259

Enumeration DateJanuary 29, 2025

NPPES CertifiedJanuary 29, 2025

✔ NPI 1881407260 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

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.

318 DIABLO RD STE 245, Danville, CA 94526

Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Madeline Duncan Chiropractic Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Madeline Duncan Chiropractic Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Madeline Duncan, DC

Chiropractic

NPI 1841016938

318 DIABLO RD STE 245
Danville, CA 94526

(925) 290-1830

Same address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Madeline Duncan Chiropractic Corporation's NPI number?

The NPI number for Madeline Duncan Chiropractic Corporation is 1881407260. It was assigned to this organization in the NPPES registry on January 29, 2025.

Where is Madeline Duncan Chiropractic Corporation located?

Madeline Duncan Chiropractic Corporation is located at 318 Diablo Rd Ste 245, Danville, CA 94526. The listed phone number is (925) 290-1830.

What is Madeline Duncan Chiropractic Corporation's specialty?

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

Is Madeline Duncan Chiropractic Corporation enrolled in Medicare?

Yes. Madeline Duncan Chiropractic Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Madeline Duncan Chiropractic Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Chiropractic) reassigns their Medicare billing to Madeline Duncan Chiropractic Corporation. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Madeline Duncan Chiropractic Corporation was last updated on January 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.