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JOHN W. DE ROY CHIROPRACTIC CORPORATION
NPI 1053521898
Chiropractor in San Francisco, CA

Active since May 23, 2007
120 HICKORY ST # B, SAN FRANCISCO, CA 94102(415) 864-7860(415) 864-6228 Get Directions Write a Review

NPPES record last updated: October 9, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About John W. De Roy Chiropractic Corporation NPPES

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

JOHN W. DE ROY CHIROPRACTIC CORPORATION (NPI 1053521898) is a healthcare organization registered as a chiropractor in San Francisco, California and active in the NPI registry since May 2007. The organization lists John Warren De Roy, Owner, as its authorized official.

NPPES Registry Identity

NPI1053521898
Entity TypeOrganization
Primary Taxonomy111N00000X
Legal Business NameJOHN W. DE ROY CHIROPRACTIC CORPORATION
Location Address120 HICKORY ST # BSan Francisco, CA 94102-5908
Mailing Address120 Hickory St # BSan Francisco, CA 94102-5908 · (415) 864-7860 · Fax (415) 864-6228
Phone(415) 864-7860
Fax(415) 864-6228
Organization SubpartNo
Authorized OfficialJohn Warren De RoyOwner · (415) 864-7860
Enumeration DateMay 23, 2007
Last NPPES UpdateOctober 9, 2008
✔ NPI 1053521898 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · 15780
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.
120 HICKORY ST # B, San Francisco, CA 94102
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Other Identifiers 1

Medicare PINZZZ06952ZCA

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)

John W. De Roy 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 John W. De Roy Chiropractic Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

John De Roy, D.C.
Chiropractic
NPI 1881865418
120 HICKORY ST STE. B.
San Francisco, CA 94102
(415) 864-7860
✔ Accepts MedicareSame 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 John W. De Roy Chiropractic Corporation's NPI number?

The NPI number for John W. De Roy Chiropractic Corporation is 1053521898. It was assigned to this organization in the NPPES registry on May 23, 2007.

Where is John W. De Roy Chiropractic Corporation located?

John W. De Roy Chiropractic Corporation is located at 120 Hickory St # B, San Francisco, CA 94102. The listed phone number is (415) 864-7860.

What is John W. De Roy Chiropractic Corporation's specialty?

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

Is John W. De Roy Chiropractic Corporation enrolled in Medicare?

Yes. John W. De Roy Chiropractic Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through John W. De Roy Chiropractic Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Chiropractic) reassigns their Medicare billing to John W. De Roy 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 John W. De Roy Chiropractic Corporation was last updated on October 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.