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

JOHN ALEXANDER D.O.
NPI 1467688036
Pediatrics - Pediatric Cardiology in Las Vegas, NV

Active since June 09, 2009PECOS Enrolled
3131 LA CANADA ST STE 230, LAS VEGAS, NV 89169(702) 732-1290(702) 732-1385 Get Directions Write a Review

NPPES record last updated: October 20, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About John Alexander D.o. NPPES

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

JOHN ALEXANDER D.O. (NPI 1467688036) is an individual pediatric cardiology provider in Las Vegas, Nevada, licensed in Nevada (DO1957) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1467688036
Entity TypeIndividualMale
Primary Taxonomy2080P0202X
Provider Legal NameJOHN ALEXANDERCredential: D.O.
Location Address3131 LA CANADA ST STE 230Las Vegas, NV 89169-2551
Mailing Address3131 La Canada St Ste 230Las Vegas, NV 89169-2551 · (702) 732-1290 · Fax (702) 732-1385
Phone(702) 732-1290
Fax(702) 732-1385
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJune 9, 2009
Last NPPES UpdateOctober 20, 2026
NPPES CertifiedOctober 20, 2026
✔ NPI 1467688036 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License✔ Licensed in NV · DO1957
Definition
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.
3131 LA CANADA ST STE 230, Las Vegas, NV 89169
Open in Google Maps ↗

Other Identifiers 1

OtherDO1957NV · Nv D.o. License

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

John Alexander D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6204071715
PECOS Enrollment IDI20150904002351
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show John Alexander reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

William Neal Evans MD Ltd
Same address
Pediatric Cardiology
3131 LA CANADA ST STE 230
Las Vegas, NV 89169
  • Reassigned Medicare billing, Nevada enrollment
  • 19 clinicians in this Medicare group
NPI 1548240443 (702) 732-1290
Intermountain Medical Holdings Nevada Inc
10 mi
Internal Medicine
595 W LAKE MEAD PKWY
Henderson, NV 89015
  • Reassigned Medicare billing, Nevada enrollment
  • 521 clinicians in this Medicare group
NPI 1245997279 (702) 566-5500

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

Other Providers at the Same Location NPPES 19

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

RUBEN J ACHERMAN MD
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
DR. WILLIAM J CASTILLO M.D.
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
ROBERT C ROLLINS MD
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
PEDIATRIC SUB-SPECIALISTS OF NEVADA, LLC
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
MELISSA JASINTO MD
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
JULIA ANN PRINZI MS, CGC
Genetic Counselor, MS
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-6808
DR. JUAN MANUEL LEHOUX M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290
AUSTIN N MERCADANTE MD
Pediatrics (Pediatric Cardiology)
3131 LA CANADA ST STE 230
LAS VEGAS, NV 89169
Clark County (702) 732-1290

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 John Alexander's NPI number?

The NPI number for John Alexander is 1467688036. It was assigned to this individual provider in the NPPES registry on June 9, 2009.

Where is John Alexander located?

John Alexander practices at 3131 La Canada St Ste 230, Las Vegas, NV 89169. The listed phone number is (702) 732-1290.

What is John Alexander's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is John Alexander enrolled in Medicare?

Yes. John Alexander is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for John Alexander's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Alexander reassigns Medicare benefits to 2 organizations: William Neal Evans MD Ltd (Las Vegas, NV) and Intermountain Medical Holdings Nevada Inc (Henderson, NV). Each 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 John Alexander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Alexander accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona and Molina Healthcare list John Alexander 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 John Alexander was last updated on October 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.