What is Ariel Ells's NPI number?

Ariel Ells's National Provider Identifier (NPI) is 1205764024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ariel Ells's specialty?

Ariel Ells is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Ariel Ells located?

Ariel Ells's practice location on file with NPPES is 634 N Main St Ste 4, O Fallon, IL 62269-3746.

What is Ariel Ells's phone number?

The practice phone number listed in the NPPES registry for Ariel Ells is (618) 726-5870.

Is Ariel Ells's NPI active?

Yes — Ariel Ells's NPI (1205764024) is active in the NPPES registry as of the last update on 2026-05-12.

IndividualActive

Ariel Ells

NPI 1205764024 · Behavior Technician · O Fallon, IL

Ariel Ells is a Behavior Technician provider in O Fallon, IL (NPI 1205764024).

Provider details

NPI number: 1205764024
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

634 N Main St Ste 4

O Fallon, IL 62269-3746

Phone: (618) 726-5870

Street-level locationGet directions

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Mailing address