DR. RALPH J MAIELLO DDS
NPI 1861488603
Dentist - General Practice in Simi Valley, CA

Q: What is Ralph Maiello's NPI number?

The NPI number for Ralph Maiello is 1861488603. It was assigned to this individual provider in the NPPES registry on September 27, 2005.

Q: What is Ralph Maiello's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Ralph Maiello 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 4 months 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 September 27, 2005

495 E LOS ANGELES AVE, SIMI VALLEY, CA 93065(805) 584-2228(805) 584-0621 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Dr. Ralph J Maiello Dds NPPES

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

DR. RALPH J MAIELLO DDS (NPI 1861488603) is an individual general practice provider in Simi Valley, California, licensed in California (33335) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1861488603

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. RALPH J MAIELLOCredential: DDS

Location Address495 E LOS ANGELES AVESimi Valley, CA 93065-7706

Mailing Address495 E Los Angeles AveSimi Valley, CA 93065-7706 · (805) 584-2228 · Fax (805) 584-0621

Phone(805) 584-2228

Fax(805) 584-0621

Sole ProprietorNo

Enumeration DateSeptember 27, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1861488603 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 33335

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

495 E LOS ANGELES AVE, Simi Valley, CA 93065

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas.Insurance ›

Other Providers at the Same Location NPPES 7

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

JANE A MAIELLO D.D.S

Dentist

495 E LOS ANGELES AVE
SIMI VALLEY, CA 93065

Ventura County (805) 584-2228

MAZIAR IZADI DDS

Dentist

495 E LOS ANGELES AVE
SIMI VALLEY, CA 93065

Ventura County (805) 584-2228

RALPH J MAIELLO DDS INC

Point of Service

495 E LOS ANGELES AVE
SIMI VALLEY, CA 93065

Ventura County (805) 584-2228

NICHOLAS HUYNH L.AC.

Acupuncturist

495 E LOS ANGELES AVE, SUITE 103
SIMI VALLEY, CA 93065

Ventura County (805) 578-2265

DR. WAYNE PRESS DC

Chiropractor (Orthopedic)

495 E LOS ANGELES AVE, STE 106
SIMI VALLEY, CA 93065

Ventura County (805) 527-7246

MAZIAR IZADI DDS INC

Point of Service

495 E LOS ANGELES AVE
SIMI VALLEY, CA 93065

Ventura County (805) 584-2228

WAYNE PRESS CHIROPRACTIC INC.

Chiropractor (Orthopedic)

495 E LOS ANGELES AVE, SUITE 106
SIMI VALLEY, CA 93065

Ventura County (805) 527-7246

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 Ralph Maiello's NPI number?

The NPI number for Ralph Maiello is 1861488603. It was assigned to this individual provider in the NPPES registry on September 27, 2005.

Where is Ralph Maiello located?

Ralph Maiello practices at 495 E Los Angeles Ave, Simi Valley, CA 93065. The listed phone number is (805) 584-2228.

What is Ralph Maiello's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

What insurance does Ralph Maiello accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Ralph Maiello as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ralph Maiello 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 4 months 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.