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EARL NISWONGER
NPI 1821473315
Respiratory Therapist, Certified in Henderson, NV

Active since July 24, 2015
1744 W HORIZON RIDGE PKWY, HENDERSON, NV 89012(702) 376-2838 Get Directions Write a Review

NPPES record last updated: November 29, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Earl Niswonger NPPES

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

EARL NISWONGER (NPI 1821473315) is an individual respiratory therapist, certified provider in Henderson, Nevada and active in the NPI registry since July 2015.

NPPES Registry Identity

NPI1821473315
Entity TypeIndividualMale
Primary Taxonomy227800000X
Provider Legal NameEARL NISWONGER
Location Address1744 W HORIZON RIDGE PKWYHenderson, NV 89012-4833
Mailing Address290 Sutton Hills PlHenderson, NV 89002-9745 · (702) 376-2838
Phone(702) 376-2838
Sole ProprietorYes
Enumeration DateJuly 24, 2015
Last NPPES UpdateNovember 29, 2025
NPPES CertifiedNovember 29, 2025
✔ NPI 1821473315 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRespiratory Therapist, CertifiedRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code227800000X
Definition
A Certified Respiratory Therapist (CRT) is a an entry level therapist who has passed a standardized written examination administered by the National Board for Respiratory Care (NBRC). CRTs provide diagnostic testing, therapeutics, monitoring, rehabilitation, and education to patients with disorders of the cardiopulmonary system. They provide these respiratory care services in all health care facilities and in the home. A CRT is a graduate of an associate degree program approved by the Commission on Accreditation of Allied Health Educational Programs (CAAHEP) and where applicable, is licensed by the state and is practicing within the scope of the license.
Also ListedBehavior AnalystTaxonomy 103K00000X
1744 W HORIZON RIDGE PKWY, Henderson, NV 89012
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Other Providers at the Same Location NPPES 6

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

AMANDA MORAN
Behavior Technician
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 742-3093
KRISTEN WALIZER
Behavior Technician
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 742-3093
ANDREW DENNEY
Behavior Analyst
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 742-3093
MARIA LUZ SWAN
Behavior Analyst
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 742-3093
SARAH MCMONIGLE
Behavior Analyst
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 742-3093
ALEXIS SCHUETTE
Behavior Analyst
1744 W HORIZON RIDGE PKWY
HENDERSON, NV 89012
Clark County (702) 376-2828

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 Earl Niswonger's NPI number?

The NPI number for Earl Niswonger is 1821473315. It was assigned to this individual provider in the NPPES registry on July 24, 2015.

Where is Earl Niswonger located?

Earl Niswonger practices at 1744 W Horizon Ridge Pkwy, Henderson, NV 89012. The listed phone number is (702) 376-2838.

What is Earl Niswonger's specialty?

The primary specialty registered for this NPI is Respiratory Therapist, Certified with taxonomy code 227800000X.

When was this NPI record last updated?

The NPPES record for Earl Niswonger was last updated on November 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.