Earl Niswonger
NPI 1821473315 · Certified Respiratory Therapist · Henderson, NV
Earl Niswonger is a Certified Respiratory Therapist provider in Henderson, NV (NPI 1821473315).
Provider details
- NPI number
- 1821473315
- Entity type
- Individual
- Primary specialty
- Certified Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- Behavior Analyst103K00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-24
- Last updated
- 2025-11-29
- Certified
- 2025-11-29
Frequently asked questions
- What is Earl Niswonger's NPI number?
- Earl Niswonger's National Provider Identifier (NPI) is 1821473315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Earl Niswonger's specialty?
- Earl Niswonger is listed in the NPPES registry with a primary specialty of Certified Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Earl Niswonger located?
- Earl Niswonger's practice location on file with NPPES is 1744 W Horizon Ridge Pkwy, Henderson, NV 89012-4833.
- What is Earl Niswonger's phone number?
- The practice phone number listed in the NPPES registry for Earl Niswonger is (702) 376-2838.
- Is Earl Niswonger's NPI active?
- Yes — Earl Niswonger's NPI (1821473315) is active in the NPPES registry as of the last update on 2025-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.