What is Megan Oneill's NPI number?

Megan Oneill's National Provider Identifier (NPI) is 1841132701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Megan Oneill's specialty?

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

Where is Megan Oneill located?

Megan Oneill's practice location on file with NPPES is 3420 Harry S Truman Blvd, Saint Charles, MO 63301-4046.

What is Megan Oneill's phone number?

The practice phone number listed in the NPPES registry for Megan Oneill is (636) 926-2700.

Is Megan Oneill's NPI active?

Yes — Megan Oneill's NPI (1841132701) is active in the NPPES registry as of the last update on 2026-04-08.

IndividualActive

Megan Oneill

NPI 1841132701 · Behavior Technician · Saint Charles, MO

Megan Oneill is a Behavior Technician provider in Saint Charles, MO (NPI 1841132701).

Provider details

NPI number: 1841132701
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
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

3420 Harry S Truman Blvd

Saint Charles, MO 63301-4046

Phone: (636) 926-2700

Fax: (636) 277-4548

Street-level locationGet directions

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Mailing address