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

CHAD R. NELSON DC
NPI 1548201668
Chiropractor in Livermore, CA

Q: What is Chad Nelson's NPI number?

The NPI number for Chad Nelson is 1548201668. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Q: What is Chad Nelson's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Chad Nelson 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 26 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.

Active since June 09, 2006

4475 1ST ST, LIVERMORE, CA 94551(925) 449-3356(925) 449-5229 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Chad R. Nelson Dc NPPES

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

CHAD R. NELSON DC (NPI 1548201668) is an individual chiropractor in Livermore, California, licensed in California (DC26108) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1548201668

Entity TypeIndividualMale

Primary Taxonomy111N00000X

Provider Legal NameCHAD R. NELSONCredential: DC

Location Address4475 1ST STLivermore, CA 94551-4915

Mailing Address1931 Basil DrManteca, CA 95336-8538 · (209) 824-8715

Phone(925) 449-3356

Fax(925) 449-5229

Sole ProprietorNo

Enumeration DateJune 9, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1548201668 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in CA · DC26108

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.

4475 1ST ST, Livermore, CA 94551

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Other Providers at the Same Location NPPES

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

DANIEL J. WILLIAMS DC

Chiropractor

4475 1ST ST
LIVERMORE, CA 94551

Alameda County (925) 449-3356

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 Chad Nelson's NPI number?

The NPI number for Chad Nelson is 1548201668. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Where is Chad Nelson located?

Chad Nelson practices at 4475 1st St, Livermore, CA 94551. The listed phone number is (925) 449-3356.

What is Chad Nelson's specialty?

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

When was this NPI record last updated?

The NPPES record for Chad Nelson 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 26 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.