Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ROBERT ARCILLA ALONSO ACCNS-AG
NPI 1417855362
Clinical Nurse Specialist in Fairfield, CA

Q: What is Robert Alonso's NPI number?

The NPI number for Robert Alonso is 1417855362. It was assigned to this individual provider in the NPPES registry on October 29, 2026.

Q: What is Robert Alonso's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

Q: When was this NPI record last updated?

The NPPES record for Robert Alonso was last updated on October 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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 October 29, 2026

1101 B GALE WILSON BLVD STE 205, FAIRFIELD, CA 94533(707) 646-4195 Get Directions Write a Review

NPPES record added: October 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Robert Arcilla Alonso Accns-ag NPPES

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

ROBERT ARCILLA ALONSO ACCNS-AG (NPI 1417855362) is an individual clinical nurse specialist in Fairfield, California, licensed in California (5261) and active in the NPI registry since October 2026. He maintains a secondary practice location in Richmond.

NPPES Registry Identity

NPI1417855362

Entity TypeIndividualMale

Primary Taxonomy364S00000X

Provider Legal NameROBERT ARCILLA ALONSOCredential: ACCNS-AG

Location Address1101 B GALE WILSON BLVD STE 205Fairfield, CA 94533-3700

Mailing Address3513 Morningside DrRichmond, CA 94803-2520

Phone(707) 646-4195

Sole ProprietorNo

Enumeration DateOctober 29, 2026

NPPES CertifiedOctober 29, 2026

✔ NPI 1417855362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code364S00000X

License✔ Licensed in CA · 5261

Definition

A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.

Also ListedClinical Nurse Specialist · Acute CareTaxonomy 364SA2100X · License 5261 (CA)

1101 B GALE WILSON BLVD STE 205, Fairfield, CA 94533

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Secondary Practice Location 1

Location 13513 Morningside DrRichmond, CA 94803-2520 · Phone (201) 396-0363

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 Robert Alonso's NPI number?

The NPI number for Robert Alonso is 1417855362. It was assigned to this individual provider in the NPPES registry on October 29, 2026.

Where is Robert Alonso located?

Robert Alonso practices at 1101 B Gale Wilson Blvd Ste 205, Fairfield, CA 94533. The listed phone number is (707) 646-4195.

What is Robert Alonso's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

When was this NPI record last updated?

The NPPES record for Robert Alonso was last updated on October 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.