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

CHARLES W BARNES MD
NPI 1922013663
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Alamo, CA

Q: What is Charles Barnes's NPI number?

The NPI number for Charles Barnes is 1922013663. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Q: What is Charles Barnes's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Q: When was this NPI record last updated?

The NPPES record for Charles Barnes was last updated on August 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 July 30, 2006

1813 PIEDRAS CIRCLE, ALAMO, CA 94507(925) 362-4192(925) 362-8651 Get Directions Write a Review

NPPES record last updated: August 30, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

On this page

About Charles W Barnes Md NPPES

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

CHARLES W BARNES MD (NPI 1922013663) is an individual orthopaedic surgery of the spine provider in Alamo, California, licensed in California (A22703) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1922013663

Entity TypeIndividualMale

Primary Taxonomy207XS0117X

Provider Legal NameCHARLES W BARNESCredential: MD

Location Address1813 PIEDRAS CIRCLEAlamo, CA 94507-2817

Mailing AddressPo Box 5026Walnut Creek, CA 94596-1026 · (925) 362-4192 · Fax (925) 362-8651

Phone(925) 362-4192

Fax(925) 362-8651

Sole ProprietorNo

Enumeration DateJuly 30, 2006

Last NPPES UpdateAugust 30, 2026

✔ NPI 1922013663 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic Surgery of the SpineAllopathic & Osteopathic Physicians

Taxonomy Code207XS0117X

License✔ Licensed in CA · A22703

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.

1813 PIEDRAS CIRCLE, Alamo, CA 94507

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Other Identifiers 1

Medicaid6659316CA

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 Charles Barnes's NPI number?

The NPI number for Charles Barnes is 1922013663. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Where is Charles Barnes located?

Charles Barnes practices at 1813 Piedras Circle, Alamo, CA 94507. The listed phone number is (925) 362-4192.

What is Charles Barnes's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

When was this NPI record last updated?

The NPPES record for Charles Barnes was last updated on August 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.