ROBERT MAINWARING IRWIN RN
NPI 1306798327
Registered Nurse - Nurse Massage Therapist (NMT) in Sonora, CA

Active since February 11, 2026
1000 GREENLEY RD, SONORA, CA 95370(209) 536-3285 Get Directions Write a Review

NPPES record last updated: February 11, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Robert Mainwaring Irwin Rn NPPES

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

ROBERT MAINWARING IRWIN RN (NPI 1306798327) is an individual nurse massage therapist (nmt) provider in Sonora, California, licensed in California (750985) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1306798327
Entity TypeIndividualMale
Primary Taxonomy163WM1400X
Provider Legal NameROBERT MAINWARING IRWINCredential: RN
Location Address1000 GREENLEY RDSonora, CA 95370-5200
Mailing Address428 E Bald Mountain RdSonora, CA 95370-5851 · (209) 352-0585
Sole ProprietorNo
Enumeration DateFebruary 11, 2026
NPPES CertifiedFebruary 11, 2026
NPI 1306798327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRegistered Nurse · Nurse Massage Therapist (NMT)Nursing Service Providers
Taxonomy Code163WM1400X
License Licensed in CA · 750985
1000 GREENLEY RD, Sonora, CA 95370

Other Providers at the Same Location NPPES 20

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

Physician Assistant
1000 GREENLEY RD
SONORA, CA 95370
Pharmacist
1000 GREENLEY RD
SONORA, CA 95370
Internal Medicine
1000 GREENLEY RD
SONORA, CA 95370
Registered Nurse
1000 GREENLEY RD
SONORA, CA 95370
Internal Medicine
1000 GREENLEY RD
SONORA, CA 95370
Registered Nurse
1000 GREENLEY RD
SONORA, CA 95370
General Acute Care Hospital
1000 GREENLEY RD
SONORA, CA 95370
Registered Nurse (Registered Nurse First Assistant)
1000 GREENLEY RD
SONORA, CA 95370

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 Irwin's NPI number?

The NPI number for Robert Irwin is 1306798327. It was assigned to this individual provider in the NPPES registry on February 11, 2026.

Where is Robert Irwin located?

Robert Irwin practices at 1000 Greenley Rd, Sonora, CA 95370. The listed phone number is (209) 536-3285.

What is Robert Irwin's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Nurse Massage Therapist (NMT), with taxonomy code 163WM1400X.

When was this NPI record last updated?

The NPPES record for Robert Irwin was last updated on February 11, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.