ION ALEXIE, INC
NPI 1548479397
Internal Medicine - Infectious Disease in Las Vegas, NV

Q: What is Ion Alexie, Inc's NPI number?

The NPI number for Ion Alexie, Inc is 1548479397. It was assigned to this organization in the NPPES registry on May 21, 2007.

Q: What is Ion Alexie, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Ion Alexie, Inc was last updated on July 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 May 21, 2007

657 N TOWN CENTER DR, LAS VEGAS, NV 89144(702) 800-6692(702) 948-4954 Get Directions Write a Review

NPPES record last updated: July 25, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 22, 2024, Jun 20, 2024, Mar 2, 2017 (3 updates tracked since 2017).

On this page

About Ion Alexie, Inc NPPES

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

ION ALEXIE, INC (NPI 1548479397) is a healthcare organization registered as an infectious disease in Las Vegas, Nevada and active in the NPI registry since May 2007. The organization lists Ion Alexie, Owner, as its authorized official.

NPPES Registry Identity

NPI1548479397

Entity TypeOrganization

Primary Taxonomy207RI0200X

Legal Business NameION ALEXIE, INC

Location Address657 N TOWN CENTER DRLas Vegas, NV 89144-6367

Mailing AddressPo Box 80783Las Vegas, NV 89180-0783 · (702) 228-5800

Phone(702) 800-6692

Fax(702) 948-4954

Organization SubpartNo

Authorized OfficialIon AlexieOwner · (702) 884-6826

Enumeration DateMay 21, 2007

Last NPPES UpdateJuly 25, 20253 updates tracked since enumeration

NPPES CertifiedJuly 25, 2025

✔ NPI 1548479397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in NV · 7961

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

657 N TOWN CENTER DR, Las Vegas, NV 89144

Open in Google Maps ↗

Other Identifiers 1

Medicaid100501291NV

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ion Alexie, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Ion Alexie, Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ion Alexie, MD

Infectious Disease

NPI 1881621662

657 N TOWN CENTER DR
Las Vegas, NV 89144

(702) 968-2437

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Ion Alexie, Inc's NPI number?

The NPI number for Ion Alexie, Inc is 1548479397. It was assigned to this organization in the NPPES registry on May 21, 2007.

Where is Ion Alexie, Inc located?

Ion Alexie, Inc is located at 657 N Town Center Dr, Las Vegas, NV 89144. The listed phone number is (702) 800-6692.

What is Ion Alexie, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Ion Alexie, Inc enrolled in Medicare?

Yes. Ion Alexie, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ion Alexie, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Infectious Disease) reassigns their Medicare billing to Ion Alexie, Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Ion Alexie, Inc accept?

Health plans from Ambetter Health and Ambetter from Arizona Complete Health list Ion Alexie, Inc 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 Ion Alexie, Inc was last updated on July 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.